{"id":3455,"date":"2025-03-24T08:46:08","date_gmt":"2025-03-23T23:46:08","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=3455"},"modified":"2025-03-24T08:46:38","modified_gmt":"2025-03-23T23:46:38","slug":"%e3%80%902025%e5%b9%b4%e6%9c%80%e6%96%b0%e3%80%91%e5%88%9d%e5%bf%83%e8%80%85%e3%81%a7%e3%82%823%e6%97%a5%e3%81%a7%e4%bd%bf%e3%81%84%e3%81%93%e3%81%aa%e3%81%9b%e3%82%8bphp%e5%85%a5%e9%96%80%e3%82%ac","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=3455","title":{"rendered":"\u30102025\u5e74\u6700\u65b0\u3011\u521d\u5fc3\u8005\u3067\u30823\u65e5\u3067\u4f7f\u3044\u3053\u306a\u305b\u308bPHP\u5165\u9580\u30ac\u30a4\u30c9\uff5c\u57fa\u790e\u304b\u3089\u5b9f\u8df5\u307e\u3067"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">\u30a4\u30f3\u30c8\u30ed\u30c0\u30af\u30b7\u30e7\u30f3<\/a>  <\/li>  <li>    <a href=\"#i-1\">PHP\u3068\u306f\uff1f\u73fe\u4ee3Web\u306e\u88cf\u5074\u3092\u652f\u3048\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-2\">PHP\u306e\u52d5\u4f5c\u539f\u7406<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">\u73fe\u4ee3Web\u958b\u767a\u306b\u304a\u3051\u308bPHP\u306e\u5f79\u5272<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">PHP\u304c\u9078\u3070\u308c\u7d9a\u3051\u308b5\u3064\u306e\u7406\u7531<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">1. Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u7279\u5316\u3057\u305f\u8a2d\u8a08<\/a>      <\/li>      <li>        <a href=\"#i-6\">2. \u7fd2\u5f97\u3057\u3084\u3059\u3044\u6587\u6cd5\u3068\u591a\u5f69\u306a\u95a2\u6570\u7fa4<\/a>      <\/li>      <li>        <a href=\"#i-7\">3. \u5927\u898f\u6a21\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-8\">4. \u591a\u304f\u306eCMS\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u306e\u63a1\u7528\u5b9f\u7e3e<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-9\">5. \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u306e\u8c4a\u5bcc\u3055\u3068\u30b3\u30b9\u30c8\u52b9\u7387<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-10\">PHP\u304c\u6d3b\u8e8d\u3059\u308b\u4e3b\u306a\u5206\u91ce\u3068\u6210\u529f\u4e8b\u4f8b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-11\">WordPress\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u6709\u540dCMS<\/a>      <\/li>      <li>        <a href=\"#i-12\">Facebook\u3001Wikipedia\u7b49\u306e\u5927\u898f\u6a21\u30b5\u30a4\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-13\">EC\u30b5\u30a4\u30c8\u3084\u30dd\u30fc\u30bf\u30eb\u30b5\u30a4\u30c8\u3067\u306e\u6d3b\u7528\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-14\">SaaS\u3084Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u5229\u7528<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u5b9f\u969b\u306e\u5c0e\u5165\u52b9\u679c\u4f8b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">PHP\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u65b9\u6cd5\uff5c\u521d\u5fc3\u8005\u3067\u308215\u5206\u3067\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u5b8c\u4e86<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">PHP\u958b\u767a\u74b0\u5883\u3068\u306f\u4f55\u304b\uff1f<\/a>      <\/li>      <li>        <a href=\"#i-18\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u306e\u9078\u629e\u80a2<\/a>      <\/li>      <li>        <a href=\"#i-19\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u306e\u5168\u4f53\u7684\u306a\u6d41\u308c<\/a>      <\/li>      <li>        <a href=\"#i-20\">\u306a\u305c15\u5206\u3067\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u304d\u308b\u306e\u304b\uff1f<\/a>      <\/li>      <li>        <a href=\"#i-21\">PHP\u30b3\u30fc\u30c9\u30a8\u30c7\u30a3\u30bf\u306e\u9078\u629e<\/a>      <\/li>      <li>        <a href=\"#i-22\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u5f8c\u306e\u78ba\u8a8d\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-23\">Windows\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306ePHP\u74b0\u5883\u69cb\u7bc9\u624b\u9806<\/a>      <\/li>      <li>        <a href=\"#i-28\">Mac\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306ePHP\u74b0\u5883\u69cb\u7bc9\u624b\u9806<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-33\">\u30aa\u30f3\u30e9\u30a4\u30f3\u958b\u767a\u74b0\u5883\u3067\u624b\u8efd\u306bPHP\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-39\">PHP\u57fa\u790e\u6587\u6cd5\u30de\u30b9\u30bf\u30fc\uff5c\u660e\u65e5\u304b\u3089\u4f7f\u3048\u308b\u91cd\u8981\u69cb\u6587<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-40\">\u57fa\u790e\u6587\u6cd5\u306e\u5168\u4f53\u50cf<\/a>      <\/li>      <li>        <a href=\"#i-41\">\u660e\u65e5\u304b\u3089\u4f7f\u3048\u308b\u5b9f\u8df5\u7684\u306a\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-42\">\u521d\u5fc3\u8005\u304c\u3064\u307e\u305a\u304d\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-43\">\u52b9\u7387\u7684\u306a\u5b66\u7fd2\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-44\">\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u306b\u3064\u3044\u3066<\/a>      <\/li>      <li>        <a href=\"#i-45\">PHP\u306e\u57fa\u672c\u69cb\u6587\u3068HTML\u9023\u643a\u306e\u57fa\u790e\u77e5\u8b58<\/a>      <\/li>      <li>        <a href=\"#i-50\">PHP\u30c7\u30fc\u30bf\u578b\u3068\u5909\u6570\u64cd\u4f5c\u306e\u57fa\u672c<\/a>      <\/li>      <li>        <a href=\"#i-55\">\u6761\u4ef6\u5206\u5c90\u3068\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306e\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-62\">\u95a2\u6570\u306e\u5b9a\u7fa9\u3068\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-68\">\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\uff5c\u5b9f\u8df5\u7684\u306aPHP\u6d3b\u7528\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-69\">\u5b9f\u8df5\u7684\u306aPHP\u6d3b\u7528\u306e\u5168\u4f53\u50cf<\/a>      <\/li>      <li>        <a href=\"#i-70\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u610f\u8b58\u3057\u305f\u5b9f\u88c5\u306e\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-71\">\u5b9f\u969b\u306e\u958b\u767a\u30d5\u30ed\u30fc\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-72\">PHP\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u304a\u3051\u308b\u73fe\u4ee3\u7684\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-73\">\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u57fa\u672c<\/a>      <\/li>      <li>        <a href=\"#i-74\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3078<\/a>      <\/li>      <li>        <a href=\"#i-75\">HTML\u30d5\u30a9\u30fc\u30e0\u3068PHP\u306e\u9023\u643a\u624b\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-81\">MySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a\u57fa\u790e<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-87\">\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u3092\u4f7f\u3063\u305f\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-92\">\u5b9f\u8df5\u8ab2\u984c\uff5c\u30df\u30cbWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u307f\u3088\u3046<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-93\">\u5b9f\u8df5\u5b66\u7fd2\u306e\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-94\">\u53d6\u308a\u7d44\u3080\u5b9f\u8df5\u8ab2\u984c\u306e\u6982\u8981<\/a>      <\/li>      <li>        <a href=\"#i-95\">\u52b9\u679c\u7684\u306a\u5b9f\u8df5\u5b66\u7fd2\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-96\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u6210\u529f\u306e\u305f\u3081\u306e\u30d2\u30f3\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-97\">\u5b9f\u8df5\u8ab2\u984c\u3068\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa<\/a>   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href=\"#i-118\">\u73fe\u5834\u3067\u6c42\u3081\u3089\u308c\u308bPHP\u30b9\u30ad\u30eb<\/a>      <\/li>      <li>        <a href=\"#i-119\">\u52b9\u679c\u7684\u306a\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-120\">PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9<\/a>      <\/li>      <li>        <a href=\"#i-121\">\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u306e\u5fc3\u69cb\u3048<\/a>      <\/li>      <li>        <a href=\"#i-122\">\u4eba\u6c17PHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u5165\u9580<\/a>      <\/li>      <li>        <a href=\"#i-127\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3078\u306e\u7b2c\u4e00\u6b69<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-133\">PHP\u8cc7\u683c\u53d6\u5f97\u3068\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-138\">\u307e\u3068\u3081\uff5cPHP\u5b66\u7fd2\u3092\u6210\u529f\u3055\u305b\u308b\u305f\u3081\u306e3\u3064\u306e\u30dd\u30a4\u30f3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-139\">1. \u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u5b9f\u8df5\u306e\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-140\">2. \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u6d3b\u7528\u3068\u60c5\u5831\u53ce\u96c6\u306e\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-141\">3. \u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u4f5c\u6210\u3068\u30b9\u30ad\u30eb\u30a2\u30d4\u30fc\u30eb\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-142\">\u6700\u5f8c\u306b\uff1a\u7d99\u7d9a\u306f\u529b\u306a\u308a<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-143\">\u53c2\u8003\u8cc7\u6599\u30fb\u63a8\u85a6\u56f3\u66f8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-144\">\u521d\u5fc3\u8005\u5411\u3051PHP\u5b66\u7fd2\u30b5\u30a4\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-145\">\u304a\u3059\u3059\u3081\u306e\u66f8\u7c4d\u3068\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/a>      <\/li>      <li>        <a href=\"#i-146\">YouTube\u30c1\u30e3\u30f3\u30cd\u30eb<\/a>      <\/li>      <li>        <a href=\"#i-147\">GitHub\u5b66\u7fd2\u30ea\u30dd\u30b8\u30c8\u30ea<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-148\">\u682a\u5f0f\u4f1a\u793eDexall\u304c\u63d0\u4f9b\u3059\u308b\u5b66\u7fd2\u652f\u63f4\u30b5\u30fc\u30d3\u30b9<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">\u30a4\u30f3\u30c8\u30ed\u30c0\u30af\u30b7\u30e7\u30f3<\/h2>\n\n\n\n<p>\u300c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u4f5c\u3063\u3066\u307f\u305f\u3044\u3051\u3069\u3001HTML\u3068CSS\u3060\u3051\u3067\u306f\u7269\u8db3\u308a\u306a\u3044\u2026\u300d \u300c\u52d5\u7684\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u4f5c\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u304c\u77e5\u308a\u305f\u3044\u2026\u300d<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u60a9\u307f\u3092\u62b1\u3048\u3066\u3044\u308b\u65b9\u306b\u3001\u305c\u3072\u6311\u6226\u3057\u3066\u3044\u305f\u3060\u304d\u305f\u3044\u306e\u304c<strong>PHP<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>PHP\u306f1995\u5e74\u306b\u8a95\u751f\u3057\u3066\u4ee5\u6765\u300120\u5e74\u4ee5\u4e0a\u306b\u308f\u305f\u3063\u3066\u30a6\u30a7\u30d6\u958b\u767a\u306e\u73fe\u5834\u3067\u5e83\u304f\u4f7f\u308f\u308c\u7d9a\u3051\u3066\u3044\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u30022025\u5e74\u73fe\u5728\u3082\u3001\u4e16\u754c\u4e2d\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u7d0480%\u304cPHP\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001WordPress\u3084Facebook\u3001Wikipedia\u306a\u3069\u3001\u79c1\u305f\u3061\u304c\u65e5\u5e38\u7684\u306b\u5229\u7528\u3057\u3066\u3044\u308b\u591a\u304f\u306e\u30b5\u30fc\u30d3\u30b9\u304cPHP\u3092\u57fa\u76e4\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001<strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u3067\u30823\u65e5\u9593\u3067PHP\u958b\u767a\u306e\u57fa\u790e\u3092\u7fd2\u5f97\u3067\u304d\u308b<\/strong>\u3088\u3046\u306b\u3001\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>PHP\u306e\u57fa\u672c\u6982\u5ff5\u3068\u7279\u5fb4<\/strong> \u2013 \u306a\u305c\u4eca\u3082PHP\u304c\u9078\u3070\u308c\u7d9a\u3051\u3066\u3044\u308b\u306e\u304b<\/li>\n\n\n\n<li><strong>\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9<\/strong> \u2013 Windows\u3084Mac\u3067\u306e\u74b0\u5883\u69cb\u7bc9\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u74b0\u5883\u306e\u6d3b\u7528\u6cd5<\/li>\n\n\n\n<li><strong>\u57fa\u790e\u6587\u6cd5\u306e\u30de\u30b9\u30bf\u30fc<\/strong> \u2013 \u5909\u6570\u3001\u6761\u4ef6\u5206\u5c90\u3001\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306a\u3069\u5fc5\u9808\u69cb\u6587<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a<\/strong> \u2013 MySQL\u3068\u306e\u63a5\u7d9a\u65b9\u6cd5\u3068\u30c7\u30fc\u30bf\u64cd\u4f5c\u306e\u57fa\u672c<\/li>\n\n\n\n<li><strong>\u5b9f\u8df5\u8ab2\u984c<\/strong> \u2013 \u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u3084\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u306e\u5b9f\u88c5<\/li>\n\n\n\n<li><strong>\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u3078\u306e\u9053\u7b4b<\/strong> \u2013 \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u5b66\u7fd2\u3084\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u306e\u63d0\u6848<\/li>\n<\/ol>\n\n\n\n<p>PHP\u3092\u5b66\u3076\u30e1\u30ea\u30c3\u30c8\u306f\u6570\u591a\u304f\u3042\u308a\u307e\u3059\u304c\u3001\u7279\u306b\u521d\u5fc3\u8005\u306b\u3068\u3063\u3066\u306f\u4ee5\u4e0b\u306e3\u70b9\u304c\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b66\u7fd2\u306e\u6577\u5c45\u304c\u4f4e\u3044<\/strong> \u2013 HTML\u306e\u77e5\u8b58\u304c\u3042\u308c\u3070\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u59cb\u3081\u3089\u308c\u308b<\/li>\n\n\n\n<li><strong>\u3059\u3050\u306b\u5b9f\u8df5\u3067\u304d\u308b<\/strong> \u2013 \u74b0\u5883\u69cb\u7bc9\u3082\u7c21\u5358\u3067\u3001\u5b66\u3093\u3060\u3053\u3068\u3092\u3059\u3050\u306b\u8a66\u305b\u308b<\/li>\n\n\n\n<li><strong>\u5c31\u8077\u306b\u6709\u5229<\/strong> \u2013 \u4f01\u696d\u3067\u306e\u63a1\u7528\u5b9f\u7e3e\u304c\u591a\u304f\u3001\u9700\u8981\u306e\u9ad8\u3044\u30b9\u30ad\u30eb<\/li>\n<\/ul>\n\n\n\n<p>PHP 8.2\u304c\u4e3b\u6d41\u3068\u306a\u3063\u305f2025\u5e74\u3067\u306f\u3001\u578b\u306e\u53b3\u683c\u5316\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u306a\u3069\u3001\u3088\u308a\u5805\u7262\u3067\u9ad8\u901f\u306a\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u6700\u65b0\u306e\u6a5f\u80fd\u3084\u958b\u767a\u624b\u6cd5\u3082\u53d6\u308a\u5165\u308c\u306a\u304c\u3089\u3001PHP\u5165\u9580\u8005\u304c\u8e93\u304d\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u3092\u91cd\u70b9\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3042\u30013\u65e5\u9593\u3067PHP\u306e\u57fa\u790e\u3092\u8eab\u306b\u3064\u3051\u3001\u52d5\u7684\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u958b\u767a\u3078\u306e\u7b2c\u4e00\u6b69\u3092\u8e0f\u307f\u51fa\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">PHP\u3068\u306f\uff1f\u73fe\u4ee3Web\u306e\u88cf\u5074\u3092\u652f\u3048\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e<\/h2>\n\n\n\n<p>PHP\u306f\u300c<strong>PHP: Hypertext Preprocessor<\/strong>\u300d\u306e\u7565\u3067\uff08\u518d\u5e30\u7684\u306a\u7565\u8a9e\u306b\u306a\u3063\u3066\u3044\u307e\u3059\uff09\u3001\u4e3b\u306b\u30a6\u30a7\u30d6\u958b\u767a\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3067\u3059\u30021995\u5e74\u306bRasmus Lerdorf\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u3001\u5f53\u521d\u306f\u300cPersonal Home Page\u300d\u306e\u7565\u3067\u3057\u305f\u3002\u305d\u306e\u5f8c\u3001\u6a5f\u80fd\u304c\u62e1\u5f35\u3055\u308c\u3066\u73fe\u5728\u306e\u540d\u79f0\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">PHP\u306e\u52d5\u4f5c\u539f\u7406<\/h3>\n\n\n\n<p>PHP\u306e\u57fa\u672c\u7684\u306a\u52d5\u4f5c\u306e\u6d41\u308c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u7279\u5fb4\u3068\u5f79\u5272\u304c\u898b\u3048\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u304c\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30b5\u30fc\u30d0\u30fc\u3078\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u9001\u4fe1\u3055\u308c\u307e\u3059<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u304cPHP\u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406<\/strong>\uff1aWeb\u30b5\u30fc\u30d0\u30fc\uff08Apache\u3001Nginx\u306a\u3069\uff09\u304cPHP\u30a8\u30f3\u30b8\u30f3\u3092\u8d77\u52d5<\/li>\n\n\n\n<li><strong>PHP\u30b3\u30fc\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b<\/strong>\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3084\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u306a\u3069\u304c\u884c\u308f\u308c\u307e\u3059<\/li>\n\n\n\n<li><strong>HTML\u3068\u3057\u3066\u51fa\u529b<\/strong>\uff1a\u51e6\u7406\u7d50\u679c\u304cHTML\u3068\u3057\u3066\u30d6\u30e9\u30a6\u30b6\u306b\u8fd4\u3055\u308c\u307e\u3059<\/li>\n\n\n\n<li><strong>\u30d6\u30e9\u30a6\u30b6\u304c\u8868\u793a<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u901a\u5e38\u306e\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u6d41\u308c\u304c\u3001\u9759\u7684\u306aHTML\u30da\u30fc\u30b8\u3068\u52d5\u7684\u306aPHP\u30da\u30fc\u30b8\u306e\u5927\u304d\u306a\u9055\u3044\u3067\u3059\u3002HTML\u3060\u3051\u3067\u306f\u540c\u3058\u5185\u5bb9\u304c\u5e38\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001PHP\u3092\u4f7f\u3046\u3068\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3084\u6642\u9593\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5185\u5bb9\u306a\u3069\u306b\u5fdc\u3058\u3066\u8868\u793a\u3092\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ PHP\u306e\u30b3\u30fc\u30c9\u4f8b\uff1a\u73fe\u5728\u306e\u6642\u9593\u3092\u8868\u793a\u3059\u308b\u7c21\u5358\u306a\u30b9\u30af\u30ea\u30d7\u30c8\n$currentTime = date(\"Y\u5e74m\u6708d\u65e5 H\u6642i\u5206s\u79d2\");\necho \"\u73fe\u5728\u306e\u6642\u523b\u306f \" . $currentTime . \" \u3067\u3059\u3002\";\n?&gt;\n<\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u6700\u65b0\u306e\u6642\u9593\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u304cPHP\u306b\u3088\u308b\u300c\u52d5\u7684\u300d\u306a\u51e6\u7406\u306e\u4e00\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">\u73fe\u4ee3Web\u958b\u767a\u306b\u304a\u3051\u308bPHP\u306e\u5f79\u5272<\/h3>\n\n\n\n<p>2025\u5e74\u73fe\u5728\u3082\u3001PHP\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u70b9\u304b\u3089\u591a\u304f\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u76e4\u3068\u3057\u3066\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30c6\u30f3\u30c4\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08CMS\uff09<\/strong>\uff1aWordPress\u3001Drupal\u3001Joomla\u306a\u3069\u306e\u4eba\u6c17CMS\u306fPHP\u3067\u69cb\u7bc9<\/li>\n\n\n\n<li><strong>E\u30b3\u30de\u30fc\u30b9<\/strong>\uff1aMagento\u3001WooCommerce\u306a\u3069\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d7\u30b7\u30b9\u30c6\u30e0\u306e\u591a\u304f\u304cPHP\u57fa\u76e4<\/li>\n\n\n\n<li><strong>\u30a6\u30a7\u30d6\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/strong>\uff1aLaravel\u3001Symfony\u3001CodeIgniter\u3068\u3044\u3063\u305f\u6709\u529b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u958b\u767a\u8a00\u8a9e<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a<\/strong>\uff1aMySQL\u306a\u3069\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613\u3067\u3001\u52d5\u7684\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u304c\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u5171\u5b58<\/strong>\uff1a\u9577\u5e74\u306e\u5b9f\u7e3e\u304b\u3089\u591a\u304f\u306e\u4f01\u696d\u30b7\u30b9\u30c6\u30e0\u304cPHP\u3067\u69cb\u7bc9\u3055\u308c\u7a3c\u50cd\u4e2d<\/li>\n<\/ul>\n\n\n\n<p>\u6700\u65b0\u306ePHP 8.2\u3067\u306f\u3001\u578b\u306e\u53b3\u683c\u5316\u3084JIT\u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u5c0e\u5165\u306b\u3088\u308a\u3001\u304b\u3064\u3066\u306e\u300c\u9045\u3044\u300d\u300c\u5b89\u5168\u3067\u306a\u3044\u300d\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u304b\u3089\u8131\u5374\u3057\u3001\u9ad8\u901f\u3067\u5805\u7262\u306a\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001Composer\uff08\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30c4\u30fc\u30eb\uff09\u306e\u666e\u53ca\u306b\u3088\u308a\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30fc\u30c9\u306e\u6d3b\u7528\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u958b\u767a\u52b9\u7387\u3082\u5927\u5e45\u306b\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>PHP\u306fHTML\u306e\u4e2d\u306b\u76f4\u63a5\u57cb\u3081\u8fbc\u3080\u3053\u3068\u3082\u3067\u304d\u308b\u67d4\u8edf\u3055\u304c\u7279\u5fb4\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;PHP\u3068HTML\u306e\u9023\u643a\u4f8b&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;h1&gt;\u3053\u3093\u306b\u3061\u306f&lt;\/h1&gt;\n    &lt;?php\n    \/\/ \u30e6\u30fc\u30b6\u30fc\u540d\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308c\u3070\u305d\u308c\u3092\u8868\u793a\u3001\u306a\u3051\u308c\u3070\u300c\u30b2\u30b9\u30c8\u300d\u3068\u8868\u793a\n    $username = isset($_GET['name']) ? $_GET['name'] : '\u30b2\u30b9\u30c8';\n    echo \"&lt;p&gt;{$username}\u3055\u3093\u3001\u3088\u3046\u3053\u305d\uff01&lt;\/p&gt;\";\n    ?&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001HTML\u3068PHP\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u898b\u305f\u76ee\u306fHTML\u3067\u4f5c\u308a\u3001\u52d5\u7684\u306a\u51e6\u7406\u306fPHP\u3067\u884c\u3046\u3068\u3044\u3046\u660e\u78ba\u306a\u5f79\u5272\u5206\u62c5\u304c\u53ef\u80fd\u3067\u3059\u3002\u3053\u308c\u304cPHP\u304c\u300cWeb\u306e\u88cf\u5074\u3092\u652f\u3048\u308b\u8a00\u8a9e\u300d\u3068\u8a00\u308f\u308c\u308b\u6240\u4ee5\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">PHP\u304c\u9078\u3070\u308c\u7d9a\u3051\u308b5\u3064\u306e\u7406\u7531<\/h2>\n\n\n\n<p>PHP\u8a95\u751f\u304b\u308930\u5e74\u8fd1\u304f\u7d4c\u3063\u305f\u73fe\u5728\u3067\u3082\u3001\u591a\u304f\u306e\u958b\u767a\u8005\u3084\u4f01\u696d\u304cPHP\u3092\u9078\u629e\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002\u306a\u305cPHP\u306f\u3053\u308c\u307b\u3069\u9577\u304f\u611b\u3055\u308c\u7d9a\u3051\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u3053\u3053\u3067\u306f\u3001PHP\u304c\u73fe\u4ee3\u306eWeb\u958b\u767a\u3067\u3082\u9078\u3070\u308c\u7d9a\u3051\u308b5\u3064\u306e\u7406\u7531\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">1. Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u7279\u5316\u3057\u305f\u8a2d\u8a08<\/h3>\n\n\n\n<p>PHP\u306f\u5f53\u521d\u304b\u3089Web\u958b\u767a\u306b\u7279\u5316\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u4ed6\u306e\u8a00\u8a9e\u3067\u306f\u8907\u96d1\u306b\u306a\u308a\u304c\u3061\u306a\u51e6\u7406\u304c\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u306e\u7c21\u4fbf\u3055<\/strong>\uff1a<code>$_GET<\/code>\u3001<code>$_POST<\/code>\u3001<code>$_REQUEST<\/code>\u306a\u3069\u306e\u30b9\u30fc\u30d1\u30fc\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3067\u7c21\u5358\u306b\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059<\/li>\n\n\n\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u5bb9\u6613\u3055<\/strong>\uff1a<code>session_start()<\/code>\u4e00\u3064\u3067\u7c21\u5358\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3067\u304d\u307e\u3059<\/li>\n\n\n\n<li><strong>\u30af\u30c3\u30ad\u30fc\u64cd\u4f5c<\/strong>\uff1a<code>setcookie()<\/code>\u95a2\u6570\u3072\u3068\u3064\u3067\u30af\u30c3\u30ad\u30fc\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059<\/li>\n\n\n\n<li><strong>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u51e6\u7406<\/strong>\uff1a<code>$_FILES<\/code>\u3067\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u3092\u7c21\u5358\u306b\u51e6\u7406\u3067\u304d\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\uff08\u4ed6\u8a00\u8a9e\u3067\u306f\u8907\u6570\u884c\u5fc5\u8981\u306a\u51e6\u7406\u304c1\u884c\uff09\n$username = $_POST['username'] ?? '\u30b2\u30b9\u30c8';\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u958b\u59cb\u3068\u5024\u306e\u4fdd\u5b58\u3082\u7c21\u6f54\nsession_start();\n$_SESSION['logged_in'] = true;\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">2. \u7fd2\u5f97\u3057\u3084\u3059\u3044\u6587\u6cd5\u3068\u591a\u5f69\u306a\u95a2\u6570\u7fa4<\/h3>\n\n\n\n<p>PHP\u306fC\u8a00\u8a9e\u3084Java\u306b\u4f3c\u305f\u69cb\u6587\u3092\u6301\u3061\u306a\u304c\u3089\u3082\u3001\u521d\u5fc3\u8005\u306b\u512a\u3057\u3044\u67d4\u8edf\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u76f4\u611f\u7684\u306a\u5909\u6570\u5ba3\u8a00<\/strong>\uff1a\u578b\u5ba3\u8a00\u304c\u4efb\u610f\u3067\u3001\u5909\u6570\u306e\u4f7f\u7528\u304c\u5bb9\u6613\u3067\u3059<\/li>\n\n\n\n<li><strong>\u8c4a\u5bcc\u306a\u7d44\u307f\u8fbc\u307f\u95a2\u6570<\/strong>\uff1a9,000\u4ee5\u4e0a\u306e\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u304c\u3042\u308a\u3001\u591a\u304f\u306e\u51e6\u7406\u304c\u6a19\u6e96\u3067\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u3059<\/li>\n\n\n\n<li><strong>\u591a\u69d8\u306a\u30c7\u30fc\u30bf\u64cd\u4f5c\u95a2\u6570<\/strong>\uff1a\u6587\u5b57\u5217\u64cd\u4f5c\u3001\u914d\u5217\u51e6\u7406\u3001\u65e5\u4ed8\u64cd\u4f5c\u306a\u3069\u306e\u95a2\u6570\u304c\u5145\u5b9f\u3057\u3066\u3044\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u6587\u5b57\u5217\u64cd\u4f5c\u306e\u4f8b\uff08\u4ed6\u8a00\u8a9e\u3068\u6bd4\u3079\u30b7\u30f3\u30d7\u30eb\uff09\n$text = \"Hello, PHP!\";\n$length = strlen($text);           \/\/ \u6587\u5b57\u5217\u9577\u306e\u53d6\u5f97\n$upper = strtoupper($text);        \/\/ \u5927\u6587\u5b57\u5909\u63db\n$found = strpos($text, \"PHP\");     \/\/ \u90e8\u5206\u6587\u5b57\u5217\u691c\u7d22\n\n\/\/ \u914d\u5217\u64cd\u4f5c\u306e\u4f8b\n$fruits = [\"apple\", \"banana\", \"cherry\"];\n$count = count($fruits);           \/\/ \u8981\u7d20\u6570\u53d6\u5f97\nsort($fruits);                     \/\/ \u4e26\u3079\u66ff\u3048\n$exists = in_array(\"banana\", $fruits);  \/\/ \u5b58\u5728\u30c1\u30a7\u30c3\u30af\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">3. \u5927\u898f\u6a21\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8<\/h3>\n\n\n\n<p>PHP\u306e\u5927\u304d\u306a\u5f37\u307f\u306f\u3001\u4e16\u754c\u4e2d\u306e\u958b\u767a\u8005\u306b\u3088\u308b\u5de8\u5927\u306a\u30b5\u30dd\u30fc\u30c8\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u5b58\u5728\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Stack Overflow\u3067\u306e\u8cea\u554f\u6570<\/strong>\uff1a100\u4e07\u4ef6\u4ee5\u4e0a\uff082025\u5e74\u73fe\u5728\uff09<\/li>\n\n\n\n<li><strong>GitHub\u3067\u306ePHP\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u6570<\/strong>\uff1a\u6570\u767e\u4e07\u306e\u30ea\u30dd\u30b8\u30c8\u30ea\u304c\u5b58\u5728<\/li>\n\n\n\n<li><strong>PHP\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9<\/strong>\uff1a\u4e16\u754c\u5404\u5730\u3067\u5b9a\u671f\u7684\u306b\u958b\u50ac\u3055\u308c\u3001\u77e5\u8b58\u5171\u6709\u306e\u5834\u3068\u306a\u3063\u3066\u3044\u307e\u3059<\/li>\n\n\n\n<li><strong>\u65e5\u672c\u8a9e\u306e\u89e3\u8aac\u8a18\u4e8b\u3084\u66f8\u7c4d<\/strong>\uff1a\u521d\u5fc3\u8005\u5411\u3051\u306e\u65e5\u672c\u8a9e\u8cc7\u6599\u304c\u8c4a\u5bcc\u306b\u5b58\u5728\u3057\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u5de8\u5927\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u304a\u304b\u3052\u3067\u3001PHP\u3067\u306e\u958b\u767a\u4e2d\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3082\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3059\u3067\u306b\u8ab0\u304b\u304c\u540c\u3058\u554f\u984c\u306b\u76f4\u9762\u3057\u3001\u89e3\u6c7a\u7b56\u3092\u5171\u6709\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">4. \u591a\u304f\u306eCMS\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u306e\u63a1\u7528\u5b9f\u7e3e<\/h3>\n\n\n\n<p>PHP\u306f\u591a\u304f\u306e\u4eba\u6c17CMS\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u57fa\u76e4\u3068\u3057\u3066\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div id=\"id-26842ba1-1211-49d3-88f7-5e533acec3de\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u540d\u79f0<\/th><th>\u7a2e\u985e<\/th><th>\u63a1\u7528\u7387\u30fb\u7279\u5fb4<\/th><\/tr><\/thead><tbody><tr><td>WordPress<\/td><td>CMS<\/td><td>\u4e16\u754c\u306eWeb\u30b5\u30a4\u30c8\u306e\u7d0440%\u4ee5\u4e0a\u3067\u4f7f\u7528<\/td><\/tr><tr><td>Laravel<\/td><td>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/td><td>PHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u4e2d\u6700\u3082\u4eba\u6c17\u304c\u9ad8\u3044<\/td><\/tr><tr><td>Symfony<\/td><td>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/td><td>\u4f01\u696d\u5411\u3051\u5927\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u3067\u63a1\u7528\u591a\u6570<\/td><\/tr><tr><td>Drupal<\/td><td>CMS<\/td><td>\u653f\u5e9c\u6a5f\u95a2\u3084\u5927\u4f01\u696d\u306e\u30b5\u30a4\u30c8\u3067\u591a\u6570\u63a1\u7528<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u4f7f\u3044\u3053\u306a\u305b\u308b\u3088\u3046\u306b\u306a\u308c\u3070\u3001\u3059\u3050\u306b\u5b9f\u7528\u7684\u306aWeb\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">5. \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u306e\u8c4a\u5bcc\u3055\u3068\u30b3\u30b9\u30c8\u52b9\u7387<\/h3>\n\n\n\n<p>PHP\u306f\u6700\u3082\u5e83\u304f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u8a00\u8a9e\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u5bfe\u5fdc\u7387<\/strong>\uff1a\u307b\u307c100%\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u304cPHP\u306b\u5bfe\u5fdc<\/li>\n\n\n\n<li><strong>\u4f4e\u30b3\u30b9\u30c8<\/strong>\uff1a\u6708\u984d\u6570\u767e\u5186\u304b\u3089PHP\u5bfe\u5fdc\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u304c\u5229\u7528\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30b7\u30a7\u30a2\u30fc\u30c9\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306e\u666e\u53ca<\/strong>\uff1aPHP\u306f\u5171\u6709\u30b5\u30fc\u30d0\u30fc\u74b0\u5883\u3067\u52b9\u7387\u7684\u306b\u52d5\u4f5c<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001WordPress\u30b5\u30a4\u30c8\u306e\u5834\u5408\u3001\u6708\u984d500\u5186\u7a0b\u5ea6\u304b\u3089\u904b\u7528\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u304c\u591a\u6570\u3042\u308a\u307e\u3059\u3002\u5bfe\u3057\u3066\u3001Python\uff08Django\uff09\u3084Ruby\uff08Rails\uff09\u306a\u3069\u306f\u5c02\u7528\u306e\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3001\u6708\u984d\u8cbb\u7528\u306f\u4e00\u822c\u7684\u306b2\u301c3\u500d\u9ad8\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7279\u306b\u500b\u4eba\u3084\u4e2d\u5c0f\u4f01\u696d\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u306b\u3068\u3063\u3066\u3001\u3053\u306e\u4f4e\u30b3\u30b9\u30c8\u304b\u3064\u7c21\u5358\u306a\u5c0e\u5165\u306f\u5927\u304d\u306a\u30e1\u30ea\u30c3\u30c8\u3067\u3059\u3002\u5b9f\u969b\u306b\u3001\u5f0a\u793e\u3067\u30b5\u30dd\u30fc\u30c8\u3057\u305f\u4e8b\u4f8b\u3067\u306f\u3001\u5e74\u9593\u306e\u30b5\u30fc\u30d0\u30fc\u904b\u7528\u30b3\u30b9\u30c8\u3092Python\u30d9\u30fc\u30b9\u304b\u308970%\u524a\u6e1b\u3067\u304d\u305f\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u306e5\u3064\u306e\u7406\u7531\u304b\u3089\u30012025\u5e74\u73fe\u5728\u3082PHP\u306f\u591a\u304f\u306e\u5834\u9762\u3067\u9078\u3070\u308c\u7d9a\u3051\u3066\u3044\u308b\u306e\u3067\u3059\u3002\u521d\u5fc3\u8005\u304c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b66\u3076\u8a00\u8a9e\u3068\u3057\u3066\u3082\u3001\u30d3\u30b8\u30cd\u30b9\u3067Web\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u767a\u3059\u308b\u8a00\u8a9e\u3068\u3057\u3066\u3082\u3001PHP\u306f\u975e\u5e38\u306b\u9b45\u529b\u7684\u306a\u9078\u629e\u80a2\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-10\">PHP\u304c\u6d3b\u8e8d\u3059\u308b\u4e3b\u306a\u5206\u91ce\u3068\u6210\u529f\u4e8b\u4f8b<\/h2>\n\n\n\n<p>PHP\u306f\u69d8\u3005\u306a\u5206\u91ce\u306e\u30a6\u30a7\u30d6\u958b\u767a\u3067\u6d3b\u8e8d\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001PHP\u304c\u7279\u306b\u529b\u3092\u767a\u63ee\u3057\u3066\u3044\u308b\u4e3b\u306a\u5206\u91ce\u3068\u5b9f\u969b\u306e\u6210\u529f\u4e8b\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">WordPress\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u6709\u540dCMS<\/h3>\n\n\n\n<p>\u30b3\u30f3\u30c6\u30f3\u30c4\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08CMS\uff09\u306f\u3001PHP\u304c\u6700\u3082\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u5206\u91ce\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>WordPress<\/strong>: \u4e16\u754c\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e40%\u4ee5\u4e0a\u3092\u652f\u3048\u308bCMS\u3067\u3042\u308a\u3001PHP\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e8\u30fc\u30af\u30fb\u30bf\u30a4\u30e0\u30ba\u306e\u30d6\u30ed\u30b0\u3001BBC\u30a2\u30e1\u30ea\u30ab\u3001\u30bd\u30cb\u30fc\u30df\u30e5\u30fc\u30b8\u30c3\u30af\u3001Disne\u306a\u3069\u3001\u591a\u304f\u306e\u8457\u540d\u4f01\u696d\u3084\u7d44\u7e54\u304c\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Drupal<\/strong>: \u30db\u30ef\u30a4\u30c8\u30cf\u30a6\u30b9\u3001NASA\u3001\u30aa\u30c3\u30af\u30b9\u30d5\u30a9\u30fc\u30c9\u5927\u5b66\u306a\u3069\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u62e1\u5f35\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u653f\u5e9c\u6a5f\u95a2\u3084\u6559\u80b2\u6a5f\u95a2\u306e\u30b5\u30a4\u30c8\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Joomla<\/strong>: \u4e16\u754c\u30672\u756a\u76ee\u306b\u4eba\u6c17\u306e\u3042\u308bCMS\u3067\u3001\u30cf\u30fc\u30d0\u30fc\u30c9\u5927\u5b66\u3084Linux\u306a\u3069\u304c\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ WordPress\u306e\u30c6\u30fc\u30de\u958b\u767a\u4f8b\uff08\u30b7\u30f3\u30d7\u30eb\u306a\u8a18\u4e8b\u8868\u793a\u90e8\u5206\uff09\n&lt;?php if (have_posts()) : while (have_posts()) : the_post(); ?&gt;\n    &lt;article&gt;\n        &lt;h2&gt;&lt;?php the_title(); ?&gt;&lt;\/h2&gt;\n        &lt;div class=\"content\"&gt;&lt;?php the_content(); ?&gt;&lt;\/div&gt;\n    &lt;\/article&gt;\n&lt;?php endwhile; endif; ?&gt;\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">Facebook\u3001Wikipedia\u7b49\u306e\u5927\u898f\u6a21\u30b5\u30a4\u30c8<\/h3>\n\n\n\n<p>PHP\u306f\u9ad8\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30b5\u30a4\u30c8\u3067\u3082\u6d3b\u8e8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Facebook<\/strong>: \u4e16\u754c\u6700\u5927\u306eSNS\u306fPHP\u304b\u3089\u59cb\u307e\u308a\u3001\u73fe\u5728\u306fPHP\u306e\u6d3e\u751f\u8a00\u8a9e\u300cHack\u300d\u3068HHVM\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u6570\u5341\u5104\u4eba\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306bPHP\u3092\u6700\u9069\u5316\u3057\u3001HipHop Virtual Machine\uff08HHVM\uff09\u3068\u3044\u3046\u9ad8\u901f\u306a\u5b9f\u884c\u74b0\u5883\u3092\u958b\u767a\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li><strong>Wikipedia<\/strong>: 5000\u4e07\u4ee5\u4e0a\u306e\u8a18\u4e8b\u3092\u6301\u3064\u30aa\u30f3\u30e9\u30a4\u30f3\u767e\u79d1\u4e8b\u5178\u306f\u3001PHP\u30d9\u30fc\u30b9\u306e\u300cMediaWiki\u300d\u3067\u904b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u91cf\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3068\u7de8\u96c6\u5c65\u6b74\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u304cPHP\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">EC\u30b5\u30a4\u30c8\u3084\u30dd\u30fc\u30bf\u30eb\u30b5\u30a4\u30c8\u3067\u306e\u6d3b\u7528\u4f8b<\/h3>\n\n\n\n<p>EC\u30b5\u30a4\u30c8\u3084\u30dd\u30fc\u30bf\u30eb\u30b5\u30a4\u30c8\u3082PHP\u306e\u5f97\u610f\u5206\u91ce\u3067\u3059\u3002<\/p>\n\n\n<div id=\"id-f5576866-dee4-416a-adb4-0f96126ad829\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30b5\u30a4\u30c8\u7a2e\u985e<\/th><th>PHP\u30d9\u30fc\u30b9\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0<\/th><th>\u4e3b\u306a\u63a1\u7528\u4f01\u696d\u30fb\u30b5\u30a4\u30c8<\/th><\/tr><\/thead><tbody><tr><td>EC\u30b5\u30a4\u30c8<\/td><td>Magento<\/td><td>Nike\u3001Ford\u3001Coca-Cola<\/td><\/tr><tr><td>EC\u30b5\u30a4\u30c8<\/td><td>WooCommerce<\/td><td>\u4e2d\u5c0f\u898f\u6a21\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d7\u591a\u6570<\/td><\/tr><tr><td>\u30dd\u30fc\u30bf\u30eb\u30b5\u30a4\u30c8<\/td><td>Laravel\/Symphony<\/td><td>Yahoo!\u3001\u5927\u624b\u30e1\u30c7\u30a3\u30a2\u30b5\u30a4\u30c8<\/td><\/tr><tr><td>\u4e88\u7d04\u30b7\u30b9\u30c6\u30e0<\/td><td>\u30ab\u30b9\u30bf\u30e0\u958b\u767a<\/td><td>\u30db\u30c6\u30eb\u3001\u30ec\u30b9\u30c8\u30e9\u30f3\u3001\u533b\u7642\u6a5f\u95a2\u306a\u3069<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u7279\u306bEC\u30b5\u30a4\u30c8\u3067\u306f\u3001PHP\u30d9\u30fc\u30b9\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304c67%\u306e\u30b7\u30a7\u30a2\u3092\u5360\u3081\u3066\u304a\u308a\u3001\u88fd\u54c1\u30ab\u30bf\u30ed\u30b0\u306e\u7ba1\u7406\u3001\u6c7a\u6e08\u51e6\u7406\u3001\u5728\u5eab\u7ba1\u7406\u306a\u3069\u306e\u6a5f\u80fd\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">SaaS\u3084Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u5229\u7528<\/h3>\n\n\n\n<p>PHP\u306fSaaS\u3084\u30d3\u30b8\u30cd\u30b9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3082\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mailchimp<\/strong>: \u4e16\u754c\u6700\u5927\u7d1a\u306e\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306fPHP\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Slack<\/strong>: \u4eba\u6c17\u306e\u30d3\u30b8\u30cd\u30b9\u30c1\u30e3\u30c3\u30c8\u30c4\u30fc\u30eb\u306f\u3001\u521d\u671f\u30d0\u30fc\u30b8\u30e7\u30f3\u306bPHP\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li><strong>CRM\u30b7\u30b9\u30c6\u30e0<\/strong>: SugarCRM\u3001Vtiger\u306a\u3069\u306eCRM\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3082PHP\u30d9\u30fc\u30b9\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u5b9f\u969b\u306e\u5c0e\u5165\u52b9\u679c\u4f8b<\/h3>\n\n\n\n<p>\u4f01\u696d\u304cPHP\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3067\u5f97\u3089\u308c\u305f\u30e1\u30ea\u30c3\u30c8\u3092\u793a\u3059\u5177\u4f53\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e2d\u5c0f\u4f01\u696dA\u793e\u306e\u4e8b\u4f8b<\/strong>: \u30ab\u30b9\u30bf\u30e0EC\u30b5\u30a4\u30c8\u3092PHP\/Laravel\u3067Magento\u79fb\u884c\u3057\u305f\u7d50\u679c\u3001\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u304c60%\u5411\u4e0a\u3057\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u304c15%\u4e0a\u6607\u3002\u958b\u767a\u30b3\u30b9\u30c8\u306f\u4ed6\u8a00\u8a9e\u3067\u306e\u898b\u7a4d\u3082\u308a\u3068\u6bd4\u8f03\u3057\u306640%\u524a\u6e1b\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7B\u793e\u306e\u4e8b\u4f8b<\/strong>: \u30b5\u30fc\u30d3\u30b9\u7acb\u3061\u4e0a\u3052\u306bPHP\/WordPress\u3092\u63a1\u7528\u3057\u305f\u3053\u3068\u3067\u3001MVP\u30922\u9031\u9593\u3067\u69cb\u7bc9\u3002\u305d\u306e\u5f8c\u306e\u6a5f\u80fd\u8ffd\u52a0\u3082\u5bb9\u6613\u306b\u884c\u3048\u30016\u304b\u6708\u306710\u4e07\u30e6\u30fc\u30b6\u30fc\u9054\u6210\u3002<\/li>\n\n\n\n<li><strong>\u5927\u4f01\u696dC\u793e\u306e\u4e8b\u4f8b<\/strong>: \u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3092PHP\/Symfony\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u30ea\u30cb\u30e5\u30fc\u30a2\u30eb\u3057\u3001\u4fdd\u5b88\u30b3\u30b9\u30c8\u3092\u5e74\u959330%\u524a\u6e1b\u3002\u3055\u3089\u306bAPI\u5bfe\u5fdc\u306b\u3088\u308a\u4ed6\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u696d\u52d9\u52b9\u7387\u304c\u5411\u4e0a\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u4e8b\u4f8b\u304b\u3089\u308f\u304b\u308b\u3088\u3046\u306b\u3001PHP\u306f\u69d8\u3005\u306a\u898f\u6a21\u30fb\u5206\u91ce\u306e\u4f01\u696d\u3084\u30b5\u30fc\u30d3\u30b9\u3067\u6d3b\u7528\u3055\u308c\u3001\u30b3\u30b9\u30c8\u52b9\u7387\u3001\u958b\u767a\u901f\u5ea6\u3001\u62e1\u5f35\u6027\u306a\u3069\u306e\u9762\u3067\u5927\u304d\u306a\u30e1\u30ea\u30c3\u30c8\u3092\u3082\u305f\u3089\u3057\u3066\u3044\u307e\u3059\u3002\u521d\u5fc3\u8005\u304c\u5b66\u3076\u8a00\u8a9e\u3068\u3057\u3066\u3082\u3001\u3053\u308c\u3060\u3051\u5e45\u5e83\u3044\u6d3b\u7528\u4e8b\u4f8b\u304c\u3042\u308b\u3053\u3068\u306f\u5927\u304d\u306a\u9b45\u529b\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">PHP\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u65b9\u6cd5\uff5c\u521d\u5fc3\u8005\u3067\u308215\u5206\u3067\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u5b8c\u4e86<\/h2>\n\n\n\n<p>PHP\u306e\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u306b\u3042\u305f\u3063\u3066\u6700\u521d\u306e\u95a2\u9580\u3068\u306a\u308b\u306e\u304c\u300c\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u300d\u3067\u3059\u3002\u3057\u304b\u3057\u5fc3\u914d\u7121\u7528\uff01\u73fe\u5728\u3067\u306f\u521d\u5fc3\u8005\u3067\u3082\u7c21\u5358\u306b\u74b0\u5883\u69cb\u7bc9\u304c\u3067\u304d\u308b\u30c4\u30fc\u30eb\u304c\u5145\u5b9f\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u300115\u5206\u7a0b\u5ea6\u3067PHP\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">PHP\u958b\u767a\u74b0\u5883\u3068\u306f\u4f55\u304b\uff1f<\/h3>\n\n\n\n<p>PHP\u958b\u767a\u74b0\u5883\u306b\u306f\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5fc5\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Web\u30b5\u30fc\u30d0\u30fc<\/strong>\uff08Apache\u3001Nginx\u306a\u3069\uff09- PHP\u30d5\u30a1\u30a4\u30eb\u3092\u5b9f\u884c\u3059\u308b\u57fa\u76e4<\/li>\n\n\n\n<li><strong>PHP\u51e6\u7406\u7cfb<\/strong> \u2013 PHP\u30b3\u30fc\u30c9\u3092\u89e3\u91c8\u30fb\u5b9f\u884c\u3059\u308b\u30a8\u30f3\u30b8\u30f3<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/strong>\uff08MySQL\u3001MariaDB\u306a\u3069\uff09- \u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u30fb\u7ba1\u7406\u3059\u308b\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u3092\u500b\u5225\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u306e\u306f\u521d\u5fc3\u8005\u306b\u306f\u5c11\u3005\u30cf\u30fc\u30c9\u30eb\u304c\u9ad8\u3044\u305f\u3081\u3001\u3053\u308c\u3089\u5168\u3066\u3092\u30ef\u30f3\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u63d0\u4f9b\u3059\u308b\u300cAMP\u300d\u3068\u547c\u3070\u308c\u308b\u30b9\u30bf\u30c3\u30af\uff08Apache + MySQL + PHP\uff09\u3092\u5229\u7528\u3059\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u306e\u9078\u629e\u80a2<\/h3>\n\n\n\n<p>PHP\u306e\u958b\u767a\u74b0\u5883\u306f\u5927\u304d\u304f\u5206\u3051\u30663\u7a2e\u985e\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-75f65c70-cb91-4c6f-ad8f-c402b29e6575\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u74b0\u5883\u306e\u7a2e\u985e<\/th><th>\u30e1\u30ea\u30c3\u30c8<\/th><th>\u30c7\u30e1\u30ea\u30c3\u30c8<\/th><th>\u5411\u3044\u3066\u3044\u308b\u4eba<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30ed\u30fc\u30ab\u30eb\u74b0\u5883<\/strong>&lt;br&gt;(XAMPP\/MAMP\/LAMP)<\/td><td>\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0d\u8981&lt;br&gt;\u30fb\u5b8c\u5168\u306a\u5236\u5fa1\u304c\u53ef\u80fd&lt;br&gt;\u30fb\u7121\u6599<\/td><td>\u30fbPC\u74b0\u5883\u306b\u4f9d\u5b58&lt;br&gt;\u30fb\u521d\u671f\u8a2d\u5b9a\u304c\u5fc5\u8981<\/td><td>\u30fb\u3058\u3063\u304f\u308a\u5b66\u7fd2\u3057\u305f\u3044\u4eba&lt;br&gt;\u30fb\u81ea\u5206\u306ePC\u3067\u958b\u767a\u3057\u305f\u3044\u4eba<\/td><\/tr><tr><td><strong>\u30af\u30e9\u30a6\u30c9IDE<\/strong>&lt;br&gt;(Cloud9\/Gitpod\u7b49)<\/td><td>\u30fb\u3059\u3050\u306b\u4f7f\u3048\u308b&lt;br&gt;\u30fb\u74b0\u5883\u69cb\u7bc9\u4e0d\u8981&lt;br&gt;\u30fb\u3069\u3053\u304b\u3089\u3067\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd<\/td><td>\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5fc5\u9808&lt;br&gt;\u30fb\u6709\u6599\u30d7\u30e9\u30f3\u3042\u308a<\/td><td>\u30fb\u624b\u8efd\u306b\u59cb\u3081\u305f\u3044\u4eba&lt;br&gt;\u30fb\u8907\u6570\u30c7\u30d0\u30a4\u30b9\u3067\u4f5c\u696d\u3059\u308b\u4eba<\/td><\/tr><tr><td><strong>\u4eee\u60f3\u74b0\u5883<\/strong>&lt;br&gt;(Docker\u7b49)<\/td><td>\u30fb\u74b0\u5883\u306e\u518d\u73fe\u6027\u304c\u9ad8\u3044&lt;br&gt;\u30fb\u672c\u756a\u74b0\u5883\u306b\u8fd1\u3044<\/td><td>\u30fb\u5b66\u7fd2\u30b3\u30b9\u30c8\u304c\u9ad8\u3044&lt;br&gt;\u30fb\u30ea\u30bd\u30fc\u30b9\u3092\u6d88\u8cbb<\/td><td>\u30fb\u30c1\u30fc\u30e0\u958b\u767a\u3059\u308b\u4eba&lt;br&gt;\u30fb\u4e0a\u7d1a\u8005<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u521d\u5fc3\u8005\u306e\u65b9\u306b\u306f\u3001<strong>\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\uff08XAMPP\/MAMP\uff09<\/strong> \u307e\u305f\u306f <strong>\u30af\u30e9\u30a6\u30c9IDE<\/strong> \u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u7279\u306b\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306f\u4e00\u5ea6\u8a2d\u5b9a\u3059\u308c\u3070\u5b89\u5b9a\u3057\u3066\u4f7f\u3048\u307e\u3059\u306e\u3067\u3001\u672c\u8a18\u4e8b\u3067\u306f\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u306e\u5168\u4f53\u7684\u306a\u6d41\u308c<\/h3>\n\n\n\n<p>PHP\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u57fa\u672c\u7684\u306a\u6d41\u308c\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>AMP\uff08Apache+MySQL+PHP\uff09\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30a6\u30a3\u30b6\u30fc\u30c9\u306b\u5f93\u3063\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n\n\n\n<li>Web\u30b5\u30fc\u30d0\u30fc\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8d77\u52d5<\/li>\n\n\n\n<li>\u52d5\u4f5c\u78ba\u8a8d\u7528\u306ePHP\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210<\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3057\u3066\u52d5\u4f5c\u78ba\u8a8d<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u30a8\u30c7\u30a3\u30bf\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u8a2d\u5b9a<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u6d41\u308c\u306fOS\uff08Windows\u3068Mac\uff09\u306b\u3088\u3063\u3066\u591a\u5c11\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u306f\u540c\u3058\u3067\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306f\u3001Windows\u3068Mac\u3001\u305d\u308c\u305e\u308c\u306e\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306b\u5177\u4f53\u7684\u306a\u624b\u9806\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u306a\u305c15\u5206\u3067\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u304d\u308b\u306e\u304b\uff1f<\/h3>\n\n\n\n<p>\u73fe\u4ee3\u306eAMP\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u3001\u4ee5\u4e0b\u306e\u7406\u7531\u304b\u3089\u77ed\u6642\u9593\u3067\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u304c\u53ef\u80fd\u306b\u306a\u3063\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30aa\u30fc\u30eb\u30a4\u30f3\u30ef\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc<\/strong>: \u5fc5\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5168\u3066\u542b\u307e\u308c\u3066\u3044\u308b<\/li>\n\n\n\n<li><strong>\u81ea\u52d5\u8a2d\u5b9a\u6a5f\u80fd<\/strong>: \u57fa\u672c\u7684\u306a\u8a2d\u5b9a\u304c\u81ea\u52d5\u5316\u3055\u308c\u3066\u3044\u308b<\/li>\n\n\n\n<li><strong>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u306a\u7ba1\u7406\u753b\u9762<\/strong>: \u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u4f7f\u308f\u305a\u306b\u8a2d\u5b9a\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u5e83\u3044\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8<\/strong>: \u30c8\u30e9\u30d6\u30eb\u89e3\u6c7a\u7b56\u304c\u8c4a\u5bcc\u306b\u5171\u6709\u3055\u308c\u3066\u3044\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001XAMPP\u306e\u5834\u5408\u306f\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304b\u3089\u52d5\u4f5c\u78ba\u8a8d\u307e\u3067\u4ee5\u4e0b\u306e\u6642\u9593\u914d\u5206\u3067\u5b8c\u4e86\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9: 2\u5206<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb: 5\u5206<\/li>\n\n\n\n<li>\u8d77\u52d5\u3068\u57fa\u672c\u8a2d\u5b9a: 3\u5206<\/li>\n\n\n\n<li>\u52d5\u4f5c\u78ba\u8a8d: 2\u5206<\/li>\n\n\n\n<li>\u30a8\u30c7\u30a3\u30bf\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7: 3\u5206<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">PHP\u30b3\u30fc\u30c9\u30a8\u30c7\u30a3\u30bf\u306e\u9078\u629e<\/h3>\n\n\n\n<p>\u74b0\u5883\u69cb\u7bc9\u3068\u5408\u308f\u305b\u3066\u3001PHP\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u305f\u3081\u306e\u30a8\u30c7\u30a3\u30bf\u3082\u7528\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u521d\u5fc3\u8005\u306b\u304a\u3059\u3059\u3081\u306e\u30a8\u30c7\u30a3\u30bf\u306f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Visual Studio Code<\/strong> (\u7121\u6599): \u6700\u3082\u4eba\u6c17\u304c\u9ad8\u304f\u3001PHP\u30b5\u30dd\u30fc\u30c8\u62e1\u5f35\u6a5f\u80fd\u304c\u5145\u5b9f<\/li>\n\n\n\n<li><strong>Sublime Text<\/strong> (\u8a55\u4fa1\u7248\u7121\u6599): \u8efd\u91cf\u3067\u9ad8\u901f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u6a5f\u80fd<\/li>\n\n\n\n<li><strong>PhpStorm<\/strong> (\u6709\u6599\u300130\u65e5\u9593\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb): PHP\u5c02\u7528\u306e\u9ad8\u6a5f\u80fdIDE<\/li>\n<\/ul>\n\n\n\n<p>\u7279\u306b\u65ad\u308a\u304c\u306a\u3051\u308c\u3070\u3001<strong>Visual Studio Code<\/strong> \u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002PHP\u958b\u767a\u306b\u5f79\u7acb\u3064\u62e1\u5f35\u6a5f\u80fd\u3082\u8c4a\u5bcc\u3067\u3001\u30b3\u30fc\u30c9\u88dc\u5b8c\u3084\u69cb\u6587\u30c1\u30a7\u30c3\u30af\u306a\u3069\u306e\u6a5f\u80fd\u3092\u7c21\u5358\u306b\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u958b\u767a\u74b0\u5883\u69cb\u7bc9\u5f8c\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u74b0\u5883\u69cb\u7bc9\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u7c21\u5358\u306aPHP\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u3066\u52d5\u4f5c\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ phpinfo.php - PHP\u74b0\u5883\u306e\u8a73\u7d30\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\nphpinfo();\n?&gt;\n<\/pre>\n\n\n\n<p>\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30eb\u30fc\u30c8\uff08XAMPP\u306a\u3089htdocs\u30d5\u30a9\u30eb\u30c0\uff09\u306b\u4fdd\u5b58\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u304b\u3089 <code>http:\/\/localhost\/phpinfo.php<\/code> \u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002PHP\u60c5\u5831\u306e\u8a73\u7d30\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u74b0\u5883\u69cb\u7bc9\u306f\u6210\u529f\u3067\u3059\uff01<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306f\u3001Windows\u3068Mac\u306e\u305d\u308c\u305e\u308c\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5411\u3051\u305f\u5177\u4f53\u7684\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u5404OS\u306b\u6700\u9069\u306a\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u3001\u30b9\u30e0\u30fc\u30ba\u306bPHP\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">Windows\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306ePHP\u74b0\u5883\u69cb\u7bc9\u624b\u9806<\/h3>\n\n\n\n<p>Windows\u3067\u306f\u3001<strong>XAMPP<\/strong>\u3092\u4f7f\u3046\u3053\u3068\u3067\u7c21\u5358\u306bPHP\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304b\u3089\u30c6\u30b9\u30c8\u5b9f\u884c\u307e\u3067\u3001\u8a73\u7d30\u306a\u30b9\u30c6\u30c3\u30d7\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-24\">XAMPP\u3092\u4f7f\u3063\u305f\u7c21\u5358\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5<\/h4>\n\n\n\n<p><strong>Step 1: XAMPP\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.apachefriends.org\/\">Apache Friends\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u306b\u30a2\u30af\u30bb\u30b9<\/li>\n\n\n\n<li>Windows\u7528\u306e\u6700\u65b0\u7248XAMPP\uff08PHP 8.2\u5bfe\u5fdc\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\uff08.exe\u30d5\u30a1\u30a4\u30eb\uff09\u3092\u5b9f\u884c<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: XAMPP\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u30a6\u30a3\u30b6\u30fc\u30c9\u304c\u8d77\u52d5\u3057\u305f\u3089\u300cNext\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u9078\u629e\u753b\u9762\u3067\u306f\u3001\u4ee5\u4e0b\u3092\u6700\u4f4e\u9650\u30c1\u30a7\u30c3\u30af\uff1a\n<ul class=\"wp-block-list\">\n<li>Apache<\/li>\n\n\n\n<li>MySQL<\/li>\n\n\n\n<li>PHP<\/li>\n\n\n\n<li>phpMyAdmin<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5148\u306e\u9078\u629e\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u306f<code>C:\\xampp<\/code>\uff09<\/li>\n\n\n\n<li>\u300cNext\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u958b\u59cb<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5b8c\u4e86\u5f8c\u3001\u300cFinish\u300d\u3092\u30af\u30ea\u30c3\u30af\uff08XAMPP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3092\u8d77\u52d5\uff09<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 3: XAMPP\u306e\u8d77\u52d5\u3068\u8a2d\u5b9a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>XAMPP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3067\u300cApache\u300d\u3068\u300cMySQL\u300d\u306e\u300cStart\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u7dd1\u8272\u306b\u306a\u308c\u3070\u6b63\u5e38\u306b\u8d77\u52d5\u3057\u3066\u3044\u308b\u8a3c\u62e0<\/li>\n\n\n\n<li>\u300cAdmin\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30d6\u30e9\u30a6\u30b6\u3067XAMPP\u306e\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u304c\u958b\u304d\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\u3010XAMPP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u753b\u9762\u30a4\u30e1\u30fc\u30b8\u3011\n+--------------------------------------+\n| XAMPP Control Panel                  |\n+--------------------------------------+\n| Module | Status   | Actions          |\n|--------|----------|------------------|\n| Apache | Running  | [Start] [Stop]   |\n| MySQL  | Running  | [Start] [Stop]   |\n| ...    | ...      | ...              |\n+--------------------------------------+\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-25\">Visual Studio Code\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u62e1\u5f35\u6a5f\u80fd<\/h4>\n\n\n\n<p><strong>Step 1: Visual Studio Code\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/code.visualstudio.com\/\">VS Code\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u5b9f\u884c\u3057\u3001\u57fa\u672c\u7684\u306a\u8a2d\u5b9a\uff08PATH\u3078\u306e\u8ffd\u52a0\u306a\u3069\uff09\u3092\u6709\u52b9\u306b\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: PHP\u958b\u767a\u306b\u5f79\u7acb\u3064\u62e1\u5f35\u6a5f\u80fd\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<p>VS Code\u3092\u8d77\u52d5\u3057\u3001\u62e1\u5f35\u6a5f\u80fd\u30bf\u30d6\uff08Ctrl+Shift+X\uff09\u304b\u3089\u4ee5\u4e0b\u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PHP Intelephense<\/strong>: \u30b3\u30fc\u30c9\u88dc\u5b8c\u3001\u69cb\u6587\u30c1\u30a7\u30c3\u30af\u3001\u5b9a\u7fa9\u30b8\u30e3\u30f3\u30d7\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd<\/li>\n\n\n\n<li><strong>PHP Debug<\/strong>: Xdebug\u3068\u9023\u643a\u3057\u305f\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd<\/li>\n\n\n\n<li><strong>PHP Intellisense<\/strong>: PHP\u30b3\u30fc\u30c9\u306e\u81ea\u52d5\u88dc\u5b8c<\/li>\n\n\n\n<li><strong>PHP Formatter<\/strong>: \u30b3\u30fc\u30c9\u6574\u5f62<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u62e1\u5f35\u6a5f\u80fd\u3082\u304a\u3059\u3059\u3081\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PHP Namespace Resolver<\/strong>: \u540d\u524d\u7a7a\u9593\u306e\u81ea\u52d5\u30a4\u30f3\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li><strong>phpcs<\/strong>: PHP\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6a19\u6e96\u691c\u8a3c<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-26\">\u30ed\u30fc\u30ab\u30eb\u958b\u767a\u74b0\u5883\u306e\u52d5\u4f5c\u78ba\u8a8d\u65b9\u6cd5<\/h4>\n\n\n\n<p><strong>Step 1: \u30c6\u30b9\u30c8\u7528PHP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>XAMPP\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30eb\u30fc\u30c8\uff08<code>C:\\xampp\\htdocs<\/code>\uff09\u306b\u30c6\u30b9\u30c8\u30d5\u30a9\u30eb\u30c0\u3092\u4f5c\u6210 <code>C:\\xampp\\htdocs\\test<\/code><\/li>\n\n\n\n<li>VS Code\u3067\u30c6\u30b9\u30c8\u30d5\u30a9\u30eb\u30c0\u3092\u958b\u304d\u3001<code>index.php<\/code>\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\uff1a <code>&lt;?php \/\/ PHP\u306e\u57fa\u672c\u6587\u6cd5\u30c6\u30b9\u30c8 $message = \"\u3053\u3093\u306b\u3061\u306f\u3001PHP!\"; echo \"&lt;h1&gt;{$message}&lt;\/h1&gt;\"; \/\/ \u73fe\u5728\u306e\u65e5\u4ed8\u3068\u6642\u523b\u3092\u8868\u793a echo \"&lt;p&gt;\u73fe\u5728\u306e\u65e5\u6642: \" . date('Y-m-d H:i:s') . \"&lt;\/p&gt;\"; \/\/ PHP\u306e\u60c5\u5831\u3092\u8868\u793a echo \"&lt;h2&gt;PHP\u74b0\u5883\u60c5\u5831:&lt;\/h2&gt;\"; echo \"&lt;p&gt;PHP\u30d0\u30fc\u30b8\u30e7\u30f3: \" . phpversion() . \"&lt;\/p&gt;\"; echo \"&lt;p&gt;Web\u30b5\u30fc\u30d0\u30fc: \" . $_SERVER['SERVER_SOFTWARE'] . \"&lt;\/p&gt;\"; ?&gt;<\/code><\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: \u30d6\u30e9\u30a6\u30b6\u3067\u306e\u52d5\u4f5c\u78ba\u8a8d<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d6\u30e9\u30a6\u30b6\u3067\u4ee5\u4e0b\u306eURL\u306b\u30a2\u30af\u30bb\u30b9\uff1a <code>http:\/\/localhost\/test\/index.php<\/code><\/li>\n\n\n\n<li>\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308c\u3070\u3001\u300c\u3053\u3093\u306b\u3061\u306f\u3001PHP!\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u65e5\u6642\u3001PHP\u74b0\u5883\u60c5\u5831\u304c\u8868\u793a\u3055\u308c\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-27\">\u3088\u304f\u3042\u308b\u30c8\u30e9\u30d6\u30eb\u3068\u89e3\u6c7a\u6cd5<\/h4>\n\n\n\n<p><strong>\u554f\u984c1: Apache\u304c\u8d77\u52d5\u3057\u306a\u3044\uff08\u30dd\u30fc\u30c880\/443\u304c\u4f7f\u7528\u4e2d\uff09<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ol class=\"wp-block-list\">\n<li>XAMPP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u306e\u300cApache\u300d\u2192\u300cConfig\u300d\u2192\u300chttpd.conf\u300d<\/li>\n\n\n\n<li><code>Listen 80<\/code> \u3092 <code>Listen 8080<\/code> \u306a\u3069\u306b\u5909\u66f4<\/li>\n\n\n\n<li>\u540c\u69d8\u306b\u300cApache\u300d\u2192\u300cConfig\u300d\u2192\u300chttpd-ssl.conf\u300d\u306e <code>Listen 443<\/code> \u3082\u5909\u66f4<\/li>\n\n\n\n<li>\u305d\u306e\u5f8c <code>http:\/\/localhost:8080\/<\/code> \u3067\u30a2\u30af\u30bb\u30b9<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>\u554f\u984c2: MySQL\u304c\u8d77\u52d5\u3057\u306a\u3044<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u304b\u3089\u300cMySQL\u300d\u2192\u300cLogs\u300d\u3067\u30a8\u30e9\u30fc\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li>\u4ed6\u306eMySQL\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u52d5\u3044\u3066\u3044\u308b\u5834\u5408\u306f\u505c\u6b62<\/li>\n\n\n\n<li>\u65e2\u5b58\u306e\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u306b\u306f <code>C:\\xampp\\mysql\\data<\/code> \u30d5\u30a9\u30eb\u30c0\u3092\u524a\u9664\uff08\u521d\u671f\u72b6\u614b\u306b\u623b\u308b\uff09<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>\u554f\u984c3: \u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>: XAMPP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3092\u7ba1\u7406\u8005\u6a29\u9650\u3067\u5b9f\u884c\uff08\u53f3\u30af\u30ea\u30c3\u30af\u2192\u300c\u7ba1\u7406\u8005\u3068\u3057\u3066\u5b9f\u884c\u300d\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0a\u306e\u624b\u9806\u306b\u5f93\u3048\u3070\u3001Windows\u3067\u308215\u5206\u7a0b\u5ea6\u3067PHP\u958b\u767a\u74b0\u5883\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u304c\u5b8c\u4e86\u3057\u307e\u3059\u3002\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3082\u3001\u4e0a\u8a18\u306e\u89e3\u6c7a\u7b56\u3092\u8a66\u3059\u3053\u3068\u3067\u591a\u304f\u306e\u5834\u5408\u89e3\u6c7a\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002\u74b0\u5883\u69cb\u7bc9\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u6b21\u306f\u5b9f\u969b\u306bPHP\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-28\">Mac\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306ePHP\u74b0\u5883\u69cb\u7bc9\u624b\u9806<\/h3>\n\n\n\n<p>Mac\u3067PHP\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u306f\u4e3b\u306b2\u3064\u3042\u308a\u307e\u3059\uff1a\u30d1\u30c3\u30b1\u30fc\u30b8\u578b\u306e\u300cMAMP\u300d\u3092\u4f7f\u3046\u65b9\u6cd5\u3068\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u30de\u30cd\u30fc\u30b8\u30e3\u300cHomebrew\u300d\u3092\u4f7f\u3046\u65b9\u6cd5\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u4e21\u65b9\u306e\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-29\">MAMP\u3092\u4f7f\u3063\u305f\u74b0\u5883\u69cb\u7bc9\u306e\u65b9\u6cd5<\/h4>\n\n\n\n<p>MAMP\u306fMac\u7528\u306e\u30aa\u30fc\u30eb\u30a4\u30f3\u30ef\u30f3\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u3001Apache\u3001MySQL\u3001PHP\u304c\u4e00\u5ea6\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Step 1: MAMP\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.mamp.info\/\">MAMP\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u7121\u6599\u7248\u306eMAMP\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305fdmg\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304d\u3001MAMP\uff08MAMPPRO\u3067\u306f\u306a\u3044\u65b9\uff09\u3092Applications\u30d5\u30a9\u30eb\u30c0\u306b\u30c9\u30e9\u30c3\u30b0<\/li>\n\n\n\n<li>Launchpad\u307e\u305f\u306fApplications\u30d5\u30a9\u30eb\u30c0\u304b\u3089MAMP\u3092\u8d77\u52d5<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: MAMP\u306e\u8a2d\u5b9a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>MAMP\u8d77\u52d5\u753b\u9762\u3067\u300cStart Servers\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001Apache\u3068MySQL\u3092\u8d77\u52d5<\/li>\n\n\n\n<li>\u81ea\u52d5\u7684\u306b\u30a6\u30a7\u30eb\u30ab\u30e0\u30da\u30fc\u30b8\u304c\u958b\u304d\u307e\u3059\u3002\u958b\u304b\u306a\u3044\u5834\u5408\u306f\u300cOpen WebStart page\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>\u300cPreferences\u300d\u304b\u3089\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\uff1a\n<ul class=\"wp-block-list\">\n<li>\u300cPorts\u300d\u30bf\u30d6: Apache\u3068MySQL\u306e\u30dd\u30fc\u30c8\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u305d\u308c\u305e\u308c8888\u30688889\uff09<\/li>\n\n\n\n<li>\u300cPHP\u300d\u30bf\u30d6: PHP 8.2\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li>\u300cWeb Server\u300d\u30bf\u30d6: \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30eb\u30fc\u30c8\u306e\u5834\u6240\u3092\u78ba\u8a8d\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u306f<code>\/Applications\/MAMP\/htdocs<\/code>\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\u3010MAMP\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u753b\u9762\u30a4\u30e1\u30fc\u30b8\u3011\n+----------------------------------------+\n| MAMP                                   |\n+----------------------------------------+\n| Status: Servers running                |\n|                                        |\n| [Start Servers] [Stop Servers]         |\n| [Open WebStart page]                   |\n|                                        |\n| [Preferences] [Quit]                   |\n+----------------------------------------+\n<\/pre>\n\n\n\n<p><strong>Step 3: \u52d5\u4f5c\u78ba\u8a8d<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>\/Applications\/MAMP\/htdocs<\/code>\u306b<code>test.php<\/code>\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\uff1a <code>&lt;?phpphpinfo();?&gt;<\/code><\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u3067<code>http:\/\/localhost:8888\/test.php<\/code>\u306b\u30a2\u30af\u30bb\u30b9<\/li>\n\n\n\n<li>PHP\u60c5\u5831\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-30\">Homebrew\u306b\u3088\u308bPHP\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806<\/h4>\n\n\n\n<p>Homebrew\u306f\u3088\u308a\u67d4\u8edf\u306a\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u304c\u3001\u591a\u5c11\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u64cd\u4f5c\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>Step 1: Homebrew\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u958b\u304d\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\uff1a <code>\/bin\/bash -c \"$(curl -fsSL https:\/\/raw.githubusercontent.com\/Homebrew\/install\/HEAD\/install.sh)\"<\/code><\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u3001\u6307\u793a\u306b\u5f93\u3063\u3066PATH\u3092\u8a2d\u5b9a\uff08\u30bf\u30fc\u30df\u30ca\u30eb\u306b\u8868\u793a\u3055\u308c\u308b\u6307\u793a\u3092\u30b3\u30d4\u30fc\uff06\u30da\u30fc\u30b9\u30c8\uff09<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: PHP\u3001MySQL\u3001Apache\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\uff1a <code>brew install php@8.2 brew install mysql brew install httpd<\/code><\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u3001\u5404\u30b5\u30fc\u30d3\u30b9\u3092\u8d77\u52d5\uff1a <code>brew services start httpd brew services start mysql<\/code><\/li>\n<\/ol>\n\n\n\n<p><strong>Step 3: Apache\u306e\u8a2d\u5b9a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>httpd.conf\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\uff1a <code>nano \/opt\/homebrew\/etc\/httpd\/httpd.conf<\/code><\/li>\n\n\n\n<li>\u4ee5\u4e0b\u306e\u884c\u3092\u63a2\u3057\u3066\u7de8\u96c6\uff08#\u3092\u524a\u9664\uff09\uff1a <code>#LoadModule php_module lib\/httpd\/modules\/libphp.so<\/code><\/li>\n\n\n\n<li>DocumentRoot\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\uff1a <code>DocumentRoot \"\/opt\/homebrew\/var\/www\" &lt;Directory \"\/opt\/homebrew\/var\/www\"&gt;<\/code><\/li>\n\n\n\n<li>Apache\u3092\u518d\u8d77\u52d5\uff1a <code>brew services restart httpd<\/code><\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u7528\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\uff1a <code>echo \"&lt;?php phpinfo(); ?&gt;\" &gt; \/opt\/homebrew\/var\/www\/test.php<\/code><\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u3067<code>http:\/\/localhost:8080\/test.php<\/code>\u306b\u30a2\u30af\u30bb\u30b9\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u30dd\u30fc\u30c8\u306f8080\uff09<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-31\">\u30a8\u30c7\u30a3\u30bf\u306e\u8a2d\u5b9a\u3068\u30c7\u30d0\u30c3\u30b0\u74b0\u5883\u306e\u6e96\u5099<\/h4>\n\n\n\n<p><strong>Step 1: Visual Studio Code\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/code.visualstudio.com\/\">VS Code\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u304b\u3089Mac\u7528\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305fzip\u30d5\u30a1\u30a4\u30eb\u3092\u5c55\u958b\u3057\u3001Applications \u30d5\u30a9\u30eb\u30c0\u306b\u79fb\u52d5<\/li>\n<\/ol>\n\n\n\n<p><strong>Step 2: PHP\u958b\u767a\u7528\u62e1\u5f35\u6a5f\u80fd\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/p>\n\n\n\n<p>VS Code\u3067\u4ee5\u4e0b\u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PHP Intelephense\uff08\u30b3\u30fc\u30c9\u88dc\u5b8c\u30fb\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\uff09<\/li>\n\n\n\n<li>PHP Debug\uff08\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\uff09<\/li>\n\n\n\n<li>PHP Extension Pack\uff08\u8907\u6570\u306ePHP\u95a2\u9023\u62e1\u5f35\u6a5f\u80fd\u3092\u307e\u3068\u3081\u305f\u3082\u306e\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>Step 3: Xdebug\u306e\u8a2d\u5b9a\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\u30fb\u4e0a\u7d1a\u8005\u5411\u3051\uff09<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>MAMP\u306e\u5834\u5408\u306f\u65e2\u306bXdebug\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u304c\u3001Homebrew\u306e\u5834\u5408\u306f\u8ffd\u52a0\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5fc5\u8981\uff1a <code>pecl install xdebug<\/code><\/li>\n\n\n\n<li>php.ini\u30d5\u30a1\u30a4\u30eb\u306bXdebug\u8a2d\u5b9a\u3092\u8ffd\u52a0\uff1a <code>[xdebug] zend_extension=xdebug.so xdebug.mode=debug xdebug.start_with_request=yes xdebug.client_port=9003<\/code><\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-32\">Mac\u7279\u6709\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u554f\u984c<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u9069\u5207\u306b\u8a2d\u5b9a\uff1a <code>chmod -R 755 \/path\/to\/your\/project<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30dd\u30fc\u30c8\u7af6\u5408\uff08MAMP\u3067\u30dd\u30fc\u30c88888\u304c\u4f7f\u7528\u3067\u304d\u306a\u3044\u5834\u5408\uff09<\/strong>\n<ul class=\"wp-block-list\">\n<li>MAMP\u306e\u300cPreferences\u300d\u2192\u300cPorts\u300d\u3067\u5225\u306e\u30dd\u30fc\u30c8\u306b\u5909\u66f4<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>PHP\u62e1\u5f35\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u3044<\/strong>\n<ul class=\"wp-block-list\">\n<li>php.ini\u30d5\u30a1\u30a4\u30eb\u3067\u62e1\u5f35\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u6b63\u3057\u304f\u6709\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d<\/li>\n\n\n\n<li>MAMP\u306e\u5834\u5408\u306f\u300cFile\u300d\u2192\u300cEdit Template\u300d\u2192\u300cPHP\u300d\u304b\u3089\u8a2d\u5b9a\u53ef\u80fd<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>macOS Catalina\u304b\u3089\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316\u306b\u3088\u308b\u554f\u984c<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a\u2192\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u2192\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u2192\u30d5\u30eb\u30c7\u30a3\u30b9\u30af\u30a2\u30af\u30bb\u30b9\u306b \u30bf\u30fc\u30df\u30ca\u30eb\u3084\u30a8\u30c7\u30a3\u30bf\u3092\u8ffd\u52a0<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Mac\u306b\u304a\u3044\u3066\u3082\u3001\u3053\u308c\u3089\u306e\u624b\u9806\u3067PHP\u958b\u767a\u74b0\u5883\u309215\u5206\u7a0b\u5ea6\u3067\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002MAMP\u306e\u65b9\u304c\u521d\u5fc3\u8005\u306b\u306f\u64cd\u4f5c\u304c\u7c21\u5358\u3067\u3059\u304c\u3001\u3088\u308a\u6df1\u304f\u5b66\u3073\u305f\u3044\u65b9\u3084\u67d4\u8edf\u306a\u74b0\u5883\u304c\u5fc5\u8981\u306a\u65b9\u306fHomebrew\u3092\u4f7f\u3063\u305f\u65b9\u6cd5\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3067\u3082\u3001\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3055\u3048\u3059\u308c\u3070\u3001PHP\u306e\u5b66\u7fd2\u3092\u3059\u3050\u306b\u59cb\u3081\u3089\u308c\u307e\u3059\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">\u30aa\u30f3\u30e9\u30a4\u30f3\u958b\u767a\u74b0\u5883\u3067\u624b\u8efd\u306bPHP\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306e\u69cb\u7bc9\u304c\u96e3\u3057\u3044\u5834\u5408\u3084\u3001\u3059\u3050\u306bPHP\u3092\u8a66\u3057\u3066\u307f\u305f\u3044\u5834\u5408\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u958b\u767a\u74b0\u5883\u304c\u4fbf\u5229\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u3070\u3001\u30d6\u30e9\u30a6\u30b6\u3060\u3051\u3067PHP\u958b\u767a\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-34\">Cloud9\u3001Gitpod\u306a\u3069\u306e\u30af\u30e9\u30a6\u30c9IDE\u306e\u7d39\u4ecb<\/h4>\n\n\n\n<p>\u30af\u30e9\u30a6\u30c9IDE\u306f\u3001\u672c\u683c\u7684\u306aPHP\u958b\u767a\u74b0\u5883\u3092\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u63d0\u4f9b\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<\/p>\n\n\n<div id=\"id-95b20d05-1abb-446a-9f2e-968ba0a40358\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30b5\u30fc\u30d3\u30b9\u540d<\/th><th>\u7279\u5fb4<\/th><th>\u7121\u6599\u30d7\u30e9\u30f3<\/th><th>\u5411\u3044\u3066\u3044\u308b\u4eba<\/th><\/tr><\/thead><tbody><tr><td><strong>Gitpod<\/strong><\/td><td>GitHub\u30ea\u30dd\u30b8\u30c8\u30ea\u3068\u9023\u643a\u53ef\u80fd&lt;br&gt;50\u6642\u9593\/\u6708\u306e\u7121\u6599\u67a0<\/td><td>\u3042\u308a<\/td><td>GitHub\u3092\u4f7f\u3063\u305f\u5b66\u7fd2\u304c\u3057\u305f\u3044\u4eba<\/td><\/tr><tr><td><strong>Replit<\/strong><\/td><td>\u521d\u5fc3\u8005\u5411\u3051\u306e\u7c21\u5358UI&lt;br&gt;\u5171\u6709\u30fb\u5354\u529b\u6a5f\u80fd\u304c\u5145\u5b9f<\/td><td>\u3042\u308a<\/td><td>\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3084\u77ed\u3044\u30b3\u30fc\u30c9\u5b9f\u884c<\/td><\/tr><tr><td><strong>CodeSandbox<\/strong><\/td><td>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u3068\u306e\u9023\u643a\u304c\u4fbf\u5229<\/td><td>\u3042\u308a<\/td><td>\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u958b\u767a\u3092\u5b66\u3073\u305f\u3044\u4eba<\/td><\/tr><tr><td><strong>AWS Cloud9<\/strong><\/td><td>AWS\u306e\u5404\u7a2e\u30b5\u30fc\u30d3\u30b9\u3068\u9023\u643a\u53ef\u80fd<\/td><td>\u306a\u3057<\/td><td>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3082\u5b66\u3073\u305f\u3044\u4eba<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p><strong>Gitpod<\/strong>\u3092\u4f8b\u306b\u3057\u305f\u59cb\u3081\u65b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.gitpod.io\/\">Gitpod\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u30a2\u30ab\u30a6\u30f3\u30c8\u4f5c\u6210\uff08GitHub\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u9023\u643a\u53ef\u80fd\uff09<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u30ef\u30fc\u30af\u30b9\u30da\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u3001\u74b0\u5883\u30bf\u30a4\u30d7\u3067PHP\/Apache\u3092\u9078\u629e<\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u3001\u5b9f\u884c\u30fb\u30c7\u30d0\u30c3\u30b0\u304c\u53ef\u80fd<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Gitpod\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210\necho '&lt;?php echo \"Hello, World!\"; ?&gt;' &gt; index.php\n\n\/\/ Apache\u30b5\u30fc\u30d0\u30fc\u8d77\u52d5\nphp -S localhost:8080\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-35\">\u30aa\u30f3\u30e9\u30a4\u30f3\u5b9f\u884c\u74b0\u5883\u306e\u6d3b\u7528\u6cd5<\/h4>\n\n\n\n<p>\u7c21\u5358\u306a\u30b3\u30fc\u30c9\u3092\u8a66\u3057\u305f\u3044\u3060\u3051\u306a\u3089\u3001\u30aa\u30f3\u30e9\u30a4\u30f3PHP\u5b9f\u884c\u74b0\u5883\u304c\u4fbf\u5229\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>PHPFiddle<\/strong>: \u30b7\u30f3\u30d7\u30eb\u306aPHP\u30b3\u30fc\u30c9\u3092\u5373\u5ea7\u306b\u5b9f\u884c\u3067\u304d\u308b\u74b0\u5883<\/li>\n\n\n\n<li><strong>3v4l.org<\/strong>: \u8907\u6570\u306ePHP\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306e\u52d5\u4f5c\u3092\u540c\u6642\u78ba\u8a8d\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>Paiza.io<\/strong>: \u30de\u30eb\u30c1\u30d5\u30a1\u30a4\u30eb\u5bfe\u5fdc\u3067\u3001\u7c21\u5358\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3082\u5b9f\u884c\u53ef\u80fd<\/li>\n<\/ol>\n\n\n\n<p>\u4f7f\u3044\u65b9\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u3092\u5165\u529b<\/li>\n\n\n\n<li>\u300c\u5b9f\u884c\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-36\">\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u306e\u89e3\u8aac<\/h4>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u624b\u8efd\u3055<\/strong>: \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4f5c\u696d\u4e0d\u8981\u3067\u5373\u5ea7\u306b\u958b\u59cb\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u5834\u6240\u3092\u9078\u3070\u306a\u3044<\/strong>: \u3069\u306e\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u3067\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u74b0\u5883\u5171\u6709<\/strong>: URL\u3092\u5171\u6709\u3059\u308b\u3060\u3051\u3067\u540c\u3058\u74b0\u5883\u3092\u4ed6\u8005\u3068\u5171\u6709\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u6700\u65b0\u74b0\u5883<\/strong>: \u5e38\u306b\u6700\u65b0\u306ePHP\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u5229\u7528\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30c7\u30d0\u30a4\u30b9\u554f\u308f\u305a<\/strong>: \u4f4e\u30b9\u30da\u30c3\u30afPC\u3084\u30bf\u30d6\u30ec\u30c3\u30c8\u304b\u3089\u3082\u5229\u7528\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30c7\u30e1\u30ea\u30c3\u30c8<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u5fc5\u9808<\/strong>: \u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u306f\u5229\u7528\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li><strong>\u51e6\u7406\u901f\u5ea6\u5236\u9650<\/strong>: \u7121\u6599\u30d7\u30e9\u30f3\u3067\u306f\u51e6\u7406\u80fd\u529b\u306b\u5236\u9650\u304c\u3042\u308b\u5834\u5408\u3082<\/li>\n\n\n\n<li><strong>\u6a5f\u80fd\u5236\u9650<\/strong>: \u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u307b\u3069\u81ea\u7531\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u306f\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>: \u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306f\u4e0d\u5411\u304d<\/li>\n\n\n\n<li><strong>\u7121\u6599\u30d7\u30e9\u30f3\u306e\u5236\u7d04<\/strong>: \u4f7f\u7528\u6642\u9593\u3084\u30ea\u30bd\u30fc\u30b9\u306b\u5236\u9650\u304c\u3042\u308b\u3053\u3068\u304c\u591a\u3044<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-37\">\u5b66\u7fd2\u30b7\u30ca\u30ea\u30aa\u5225\u306e\u304a\u3059\u3059\u3081<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5b8c\u5168\u306a\u521d\u5fc3\u8005<\/strong>\uff1aPHPFiddle\u3084Replit\u304b\u3089\u59cb\u3081\u308b<\/li>\n\n\n\n<li><strong>\u77ed\u671f\u9593\u306e\u5b66\u7fd2<\/strong>\uff1aGitpod\u306e\u7121\u6599\u67a0\u3092\u6d3b\u7528<\/li>\n\n\n\n<li><strong>\u9577\u671f\u7684\u306a\u5b66\u7fd2<\/strong>\uff1a\u6700\u7d42\u7684\u306b\u306f\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u3082\u4f75\u7528\u3059\u308b\u306e\u304c\u30d9\u30b9\u30c8<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-38\">\u307e\u3068\u3081<\/h4>\n\n\n\n<p>\u30aa\u30f3\u30e9\u30a4\u30f3\u958b\u767a\u74b0\u5883\u306f\u3001\u7279\u306b\u5b66\u7fd2\u521d\u671f\u3084\u74b0\u5883\u69cb\u7bc9\u304c\u96e3\u3057\u3044\u72b6\u6cc1\u3067\u975e\u5e38\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u307e\u305a\u306fPHPFiddle\u306e\u3088\u3046\u306a\u30b7\u30f3\u30d7\u30eb\u306a\u5b9f\u884c\u74b0\u5883\u3067\u57fa\u672c\u6587\u6cd5\u3092\u8a66\u3057\u3001\u6163\u308c\u3066\u304d\u305f\u3089Gitpod\u306a\u3069\u306e\u30af\u30e9\u30a6\u30c9IDE\u3067\u672c\u683c\u7684\u306a\u958b\u767a\u3092\u4f53\u9a13\u3059\u308b\u3068\u3044\u3046\u6bb5\u968e\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u74b0\u5883\u69cb\u7bc9\u306e\u624b\u9593\u3092\u7701\u3044\u3066\u3001PHP\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u96c6\u4e2d\u3067\u304d\u308b\u306e\u304c\u6700\u5927\u306e\u30e1\u30ea\u30c3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-39\">PHP\u57fa\u790e\u6587\u6cd5\u30de\u30b9\u30bf\u30fc\uff5c\u660e\u65e5\u304b\u3089\u4f7f\u3048\u308b\u91cd\u8981\u69cb\u6587<\/h2>\n\n\n\n<p>PHP\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306b\u6700\u521d\u306b\u8eab\u306b\u3064\u3051\u308b\u3079\u304d\u306f\u57fa\u790e\u6587\u6cd5\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u65e5\u5e38\u7684\u306a\u30a6\u30a7\u30d6\u958b\u767a\u3067\u983b\u7e41\u306b\u4f7f\u3046\u91cd\u8981\u306a\u69cb\u6587\u3092\u4e2d\u5fc3\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u7ae0\u3092\u7406\u89e3\u3059\u308c\u3070\u3001PHP\u306e\u57fa\u672c\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">\u57fa\u790e\u6587\u6cd5\u306e\u5168\u4f53\u50cf<\/h3>\n\n\n\n<p>PHP\u306e\u57fa\u790e\u6587\u6cd5\u306f\u3001\u4ee5\u4e0b\u306e\u4e3b\u8981\u8981\u7d20\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u69cb\u6587\u3068HTML\u9023\u643a<\/strong> \u2013 PHP\u30bf\u30b0\u3001\u5909\u6570\u5ba3\u8a00\u3001\u51fa\u529b\u65b9\u6cd5<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u578b\u3068\u5909\u6570\u64cd\u4f5c<\/strong> \u2013 \u6587\u5b57\u5217\u3001\u6570\u5024\u3001\u914d\u5217\u306a\u3069\u306e\u6271\u3044\u65b9<\/li>\n\n\n\n<li><strong>\u6761\u4ef6\u5206\u5c90\u3068\u7e70\u308a\u8fd4\u3057\u51e6\u7406<\/strong> \u2013 if\u6587\u3001switch\u6587\u3001\u5404\u7a2e\u30eb\u30fc\u30d7<\/li>\n\n\n\n<li><strong>\u95a2\u6570\u306e\u5b9a\u7fa9\u3068\u6d3b\u7528<\/strong> \u2013 \u72ec\u81ea\u95a2\u6570\u306e\u4f5c\u6210\u3068\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u306e\u4f7f\u3044\u65b9<\/li>\n<\/ol>\n\n\n\n<p>PHP 8.2\uff082025\u5e74\u6642\u70b9\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\uff09\u3067\u306f\u3001\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30d7\u30ed\u30d1\u30c6\u30a3\u3084DNF\uff08Disjunctive Normal Form\uff09\u30bf\u30a4\u30d7\u306a\u3069\u306e\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u3001\u3088\u308a\u5805\u7262\u306a\u30b3\u30fc\u30c9\u304c\u66f8\u3051\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u307e\u305a\u306f\u57fa\u672c\u3092\u3057\u3063\u304b\u308a\u62bc\u3055\u3048\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-41\">\u660e\u65e5\u304b\u3089\u4f7f\u3048\u308b\u5b9f\u8df5\u7684\u306a\u4f8b<\/h3>\n\n\n\n<p>\u5b9f\u969b\u306e\u30a6\u30a7\u30d6\u958b\u767a\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306aPHP\u30b3\u30fc\u30c9\u3092\u983b\u7e41\u306b\u66f8\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u30e6\u30fc\u30b6\u30fc\u5165\u529b\u306e\u5b89\u5168\u306a\u53d6\u5f97\u3068\u691c\u8a3c\n$username = filter_input(INPUT_POST, 'username', FILTER_SANITIZE_SPECIAL_CHARS);\nif (empty($username)) {\n    echo \"\u30e6\u30fc\u30b6\u30fc\u540d\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\";\n}\n\n\/\/ \u914d\u5217\u64cd\u4f5c\uff08\u30e6\u30fc\u30b6\u30fc\u30ea\u30b9\u30c8\u306e\u51e6\u7406\uff09\n$users = [\"\u7530\u4e2d\", \"\u9234\u6728\", \"\u4f50\u85e4\"];\nforeach ($users as $index =&gt; $user) {\n    echo ($index + 1) . \". {$user}\u3055\u3093&lt;br&gt;\";\n}\n\n\/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u60c5\u5831\u53d6\u5f97\uff08\u7591\u4f3c\u30b3\u30fc\u30c9\uff09\n$products = get_products_from_database();\nif (count($products) &gt; 0) {\n    \/\/ \u5546\u54c1\u4e00\u89a7\u3092\u8868\u793a\n} else {\n    echo \"\u5546\u54c1\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\";\n}\n?&gt;\n<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u57fa\u672c\u7684\u306a\u30b3\u30fc\u30c9\u306f\u3001\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3001\u30c7\u30fc\u30bf\u8868\u793a\u3001\u6761\u4ef6\u5206\u5c90\u306a\u3069\u3001\u307b\u307c\u3059\u3079\u3066\u306e\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">\u521d\u5fc3\u8005\u304c\u3064\u307e\u305a\u304d\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<p>PHP\u5b66\u7fd2\u306e\u521d\u671f\u6bb5\u968e\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7<\/strong> \u2013 \u95a2\u6570\u5185\u306e\u5909\u6570\u3068\u95a2\u6570\u5916\u306e\u5909\u6570\u306e\u9055\u3044<\/li>\n\n\n\n<li><strong>\u53c2\u7167\u6e21\u3057\u3068\u5024\u6e21\u3057<\/strong> \u2013 \u95a2\u6570\u306b\u5909\u6570\u3092\u6e21\u3059\u969b\u306e\u52d5\u4f5c\u306e\u9055\u3044<\/li>\n\n\n\n<li><strong>\u914d\u5217\u306e\u64cd\u4f5c<\/strong> \u2013 \u9023\u60f3\u914d\u5217\u3068\u6570\u5024\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u914d\u5217\u306e\u4f7f\u3044\u5206\u3051<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u306e\u7406\u89e3\u3068\u5bfe\u51e6<\/strong> \u2013 \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8aad\u307f\u65b9\u3068\u4e00\u822c\u7684\u306a\u89e3\u6c7a\u6cd5<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u610f\u8b58\u3057\u306a\u304c\u3089\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u5404\u6587\u6cd5\u8981\u7d20\u3092\u8a73\u3057\u304f\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-43\">\u52b9\u7387\u7684\u306a\u5b66\u7fd2\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>PHP\u6587\u6cd5\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u305f\u3081\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5c0f\u3055\u306a\u76ee\u6a19\u3092\u8a2d\u5b9a\u3059\u308b<\/strong> \u2013 \u4e00\u5ea6\u306b\u5168\u3066\u306e\u6587\u6cd5\u3092\u899a\u3048\u3088\u3046\u3068\u305b\u305a\u3001\u6bce\u65e5\u5c11\u3057\u305a\u3064\u5b66\u3076<\/li>\n\n\n\n<li><strong>\u5b9f\u969b\u306b\u66f8\u304f<\/strong> \u2013 \u8aad\u3080\u3060\u3051\u3067\u306a\u304f\u3001\u5fc5\u305a\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u5b9f\u884c\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u304b\u3089\u5b66\u3076<\/strong> \u2013 \u30a8\u30e9\u30fc\u306f\u5b66\u7fd2\u306e\u4e00\u90e8\u3002\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8aad\u307f\u89e3\u304f\u7df4\u7fd2\u3092\u3059\u308b<\/li>\n\n\n\n<li><strong>\u5b9f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u5fdc\u7528\u3059\u308b<\/strong> \u2013 \u7c21\u5358\u306aToDo\u30ea\u30b9\u30c8\u3084\u63b2\u793a\u677f\u306a\u3069\u3001\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308a\u306a\u304c\u3089\u5b66\u3076<\/li>\n<\/ul>\n\n\n\n<p>PHP\u306e\u6587\u6cd5\u306f\u4e00\u898b\u591a\u5c90\u306b\u308f\u305f\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306a\u30d1\u30bf\u30fc\u30f3\u306f\u9650\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7ae0\u3067\u89e3\u8aac\u3059\u308b\u91cd\u8981\u69cb\u6587\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308c\u3070\u3001\u69d8\u3005\u306a\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u306b\u5fdc\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-44\">\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>PHP\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3067\u306f\u3001PSR-1\u3084PSR-12\u3068\u3044\u3063\u305f\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u304c\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u521d\u5fc3\u8005\u306e\u3046\u3061\u304b\u3089\u3053\u308c\u3089\u306e\u898f\u7d04\u306b\u6163\u308c\u3066\u304a\u304f\u3068\u3001\u5c06\u6765\u7684\u306b\u30c1\u30fc\u30e0\u958b\u767a\u306b\u53c2\u52a0\u3059\u308b\u969b\u3082\u30b9\u30e0\u30fc\u30ba\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30f3\u30c8\u306b\u306f\u30b9\u30da\u30fc\u30b94\u3064\u3092\u4f7f\u3046<\/li>\n\n\n\n<li>\u30af\u30e9\u30b9\u540d\u306fPascalCase\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306fcamelCase\u3092\u4f7f\u3046<\/li>\n\n\n\n<li>\u6ce2\u62ec\u5f27\u306e\u4f4d\u7f6e\u306f\u4e00\u8cab\u3055\u305b\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306f\u3001\u3053\u308c\u3089\u306e\u57fa\u790e\u6587\u6cd5\u3092\u4e00\u3064\u305a\u3064\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u307e\u305a\u306fPHP\u306e\u57fa\u672c\u69cb\u6587\u3068HTML\u3068\u306e\u9023\u643a\u65b9\u6cd5\u304b\u3089\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">PHP\u306e\u57fa\u672c\u69cb\u6587\u3068HTML\u9023\u643a\u306e\u57fa\u790e\u77e5\u8b58<\/h3>\n\n\n\n<p>PHP\u306e\u6700\u5927\u306e\u7279\u5fb4\u306f\u3001HTML\u3068\u7c21\u5358\u306b\u9023\u643a\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u7279\u5fb4\u3092\u6d3b\u304b\u3059\u305f\u3081\u306e\u57fa\u672c\u69cb\u6587\u3068\u9023\u643a\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-46\">PHP\u30bf\u30b0\u306e\u66f8\u304d\u65b9\u3068\u5909\u6570\u5ba3\u8a00<\/h4>\n\n\n\n<p>PHP\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u7279\u6b8a\u306a\u30bf\u30b0\u3067PHP\u306e\u958b\u59cb\u3068\u7d42\u4e86\u3092\u793a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u3053\u3053\u306bPHP\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\n?&gt;\n<\/pre>\n\n\n\n<p>\u307e\u305f\u3001HTML\u5185\u306b\u76f4\u63a5PHP\u306e\u5024\u3092\u51fa\u529b\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u77ed\u7e2e\u5f62\u306e\u51fa\u529b\u30bf\u30b0\u3082\u4fbf\u5229\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;p&gt;\u73fe\u5728\u306e\u65e5\u4ed8: &lt;?= date('Y\u5e74m\u6708d\u65e5') ?&gt;&lt;\/p&gt;\n<\/pre>\n\n\n\n<p><strong>\u5909\u6570\u306e\u5ba3\u8a00<\/strong>\u306f\u30c9\u30eb\u8a18\u53f7\uff08$\uff09\u3092\u4f7f\u3044\u3001\u6b21\u306e\u3088\u3046\u306b\u884c\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u5909\u6570\u306e\u5ba3\u8a00\u3068\u4ee3\u5165\n$username = \"Taro\";  \/\/ \u6587\u5b57\u5217\n$age = 25;           \/\/ \u6574\u6570\n$isActive = true;    \/\/ \u771f\u507d\u5024\n$price = 1250.75;    \/\/ \u5c0f\u6570\n\n\/\/ \u5909\u6570\u3092\u4f7f\u3063\u305f\u8a08\u7b97\n$tax = $price * 0.1;\n$total = $price + $tax;\n?&gt;\n<\/pre>\n\n\n\n<p>\u5909\u6570\u540d\u306e\u547d\u540d\u898f\u5247\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u82f1\u6570\u5b57\u3068\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u306e\u307f\u4f7f\u7528\u53ef\u80fd<\/li>\n\n\n\n<li>\u6570\u5b57\u3067\u59cb\u3081\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li>\u5927\u6587\u5b57\u30fb\u5c0f\u6587\u5b57\u306f\u533a\u5225\u3055\u308c\u308b\uff08$name \u3068 $Name \u306f\u5225\u306e\u5909\u6570\uff09<\/li>\n\n\n\n<li>\u65e5\u672c\u8a9e\u3082\u4f7f\u3048\u307e\u3059\u304c\u3001\u4e92\u63db\u6027\u306e\u305f\u3081\u306b\u82f1\u6570\u5b57\u304c\u304a\u3059\u3059\u3081<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-47\">\u30a8\u30b3\u30fc\u51fa\u529b\u3068HTML\u3068\u306e\u9023\u643a\u65b9\u6cd5<\/h4>\n\n\n\n<p>PHP\u304b\u3089\u306e\u51fa\u529b\u306b\u306f\u4e3b\u306b <code>echo<\/code> \u3068 <code>print<\/code> \u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<code>echo<\/code> \u306f\u8907\u6570\u306e\u5024\u3092\u51fa\u529b\u3067\u304d\u3001\u82e5\u5e72\u9ad8\u901f\u306a\u306e\u3067\u4e00\u822c\u7684\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u57fa\u672c\u7684\u306a\u51fa\u529b\necho \"Hello, World!\";\n\n\/\/ \u5909\u6570\u306e\u51fa\u529b\n$name = \"Yamada\";\necho \"\u3053\u3093\u306b\u3061\u306f\u3001{$name}\u3055\u3093!\";  \/\/ \u5909\u6570\u3092\u6ce2\u62ec\u5f27\u3067\u56f2\u3080\u3068\u308f\u304b\u308a\u3084\u3059\u3044\n\n\/\/ \u8907\u6570\u306e\u5024\u3092\u51fa\u529b\uff08\u30ab\u30f3\u30de\u3067\u533a\u5207\u308b\uff09\necho \"\u5546\u54c1\u4fa1\u683c: \", $price, \"\u5186\";\n\n\/\/ HTML\u30bf\u30b0\u3092\u542b\u3081\u305f\u51fa\u529b\necho \"&lt;h2&gt;\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb&lt;\/h2&gt;\";\necho \"&lt;p&gt;\u540d\u524d: {$name}&lt;\/p&gt;\";\n?&gt;\n<\/pre>\n\n\n\n<p><strong>PHP\u3068HTML\u306e\u9023\u643a<\/strong>\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u69d8\u3005\u306a\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30e9\u30a4\u30f3\u57cb\u3081\u8fbc\u307f<\/strong>\uff1aHTML\u306e\u4e2d\u306b\u76f4\u63a5PHP\u5909\u6570\u3092\u57cb\u3081\u8fbc\u3080<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;h1&gt;\u3088\u3046\u3053\u305d\u3001&lt;?= $username ?&gt;\u3055\u3093&lt;\/h1&gt;\n&lt;p&gt;\u3042\u306a\u305f\u306e\u30dd\u30a4\u30f3\u30c8\u306f&lt;strong&gt;&lt;?= $points ?&gt;&lt;\/strong&gt;\u70b9\u3067\u3059\u3002&lt;\/p&gt;\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u6761\u4ef6\u4ed8\u304dHTML\u8868\u793a<\/strong>\uff1aPHP\u5236\u5fa1\u69cb\u6587\u3092\u4f7f\u3063\u3066HTML\u306e\u8868\u793a\u3092\u5236\u5fa1<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php if ($isLoggedIn): ?&gt;\n    &lt;div class=\"welcome\"&gt;\u30ed\u30b0\u30a4\u30f3\u4e2d\u3067\u3059&lt;\/div&gt;\n&lt;?php else: ?&gt;\n    &lt;div class=\"login-form\"&gt;\n        &lt;h2&gt;\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u304f\u3060\u3055\u3044&lt;\/h2&gt;\n        &lt;form&gt;...&lt;\/form&gt;\n    &lt;\/div&gt;\n&lt;?php endif; ?&gt;\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30eb\u30fc\u30d7\u5185\u306eHTML\u751f\u6210<\/strong>\uff1aPHP\u30eb\u30fc\u30d7\u3092\u4f7f\u3063\u3066\u7e70\u308a\u8fd4\u3057HTML\u3092\u751f\u6210<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;ul class=\"user-list\"&gt;\n    &lt;?php foreach ($users as $user): ?&gt;\n        &lt;li&gt;&lt;?= $user['name'] ?&gt; (&lt;?= $user['email'] ?&gt;)&lt;\/li&gt;\n    &lt;?php endforeach; ?&gt;\n&lt;\/ul&gt;\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-48\">\u30b3\u30e1\u30f3\u30c8\u306e\u66f8\u304d\u65b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<p>PHP\u3067\u306f3\u7a2e\u985e\u306e\u30b3\u30e1\u30f3\u30c8\u30b9\u30bf\u30a4\u30eb\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u4e00\u884c\u30b3\u30e1\u30f3\u30c8\n\n# \u4e00\u884c\u30b3\u30e1\u30f3\u30c8\uff08\u30b7\u30a7\u30eb\u30b9\u30bf\u30a4\u30eb - \u3042\u307e\u308a\u4e00\u822c\u7684\u3067\u306f\u306a\u3044\uff09\n\n\/*\n \u8907\u6570\u884c\u30b3\u30e1\u30f3\u30c8\n \u9577\u3044\u8aac\u660e\u3084\u3001\u30b3\u30fc\u30c9\u306e\u30d6\u30ed\u30c3\u30af\u3092\n \u4e00\u6642\u7684\u306b\u7121\u52b9\u5316\u3059\u308b\u969b\u306b\u4fbf\u5229\n*\/\n\n\/**\n * \u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u30b3\u30e1\u30f3\u30c8\n * \u95a2\u6570\u3084\u30af\u30e9\u30b9\u306e\u76f4\u524d\u306b\u66f8\u304d\u3001\u8aac\u660e\u3092\u8a18\u8ff0\u3057\u307e\u3059\n * @param string $name \u30e6\u30fc\u30b6\u30fc\u540d\n * @return boolean \u51e6\u7406\u7d50\u679c\n *\/\n<\/pre>\n\n\n\n<p>\u30b3\u30e1\u30f3\u30c8\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306e\u300c\u306a\u305c\u300d\u3092\u8aac\u660e\u3059\u308b\uff08\u4f55\u3092\u3057\u3066\u3044\u308b\u304b\u306f\u901a\u5e38\u30b3\u30fc\u30c9\u81ea\u4f53\u304b\u3089\u660e\u3089\u304b\uff09<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u306e\u524d\u306b\u8aac\u660e\u3092\u5165\u308c\u308b<\/li>\n\n\n\n<li>\u5c06\u6765\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u60c5\u5831\u3092\u6b8b\u3059<\/li>\n\n\n\n<li>\u904e\u5270\u306a\u30b3\u30e1\u30f3\u30c8\u306f\u907f\u3051\u3001\u81ea\u5df1\u8aac\u660e\u7684\u306a\u30b3\u30fc\u30c9\u3092\u5fc3\u304c\u3051\u308b<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-49\">\u521d\u5fc3\u8005\u304c\u3088\u304f\u72af\u3059\u9593\u9055\u3044\u3068\u305d\u306e\u5bfe\u51e6\u6cd5<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30df\u30b3\u30ed\u30f3\u306e\u5fd8\u308c<\/strong>\uff1aPHP\u306e\u5404\u6587\u306e\u7d42\u308f\u308a\u306b\u306f\u30bb\u30df\u30b3\u30ed\u30f3\u304c\u5fc5\u8981\u3067\u3059 <code>$name = \"Yamada\" \/\/ \u30a8\u30e9\u30fc\uff1a\u30bb\u30df\u30b3\u30ed\u30f3\u304c\u306a\u3044 $name = \"Yamada\"; \/\/ \u6b63\u3057\u3044<\/code><\/li>\n\n\n\n<li><strong>\u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c8\u3067\u306e\u5909\u6570\u5c55\u958b<\/strong>\uff1a\u5909\u6570\u306f\u4e8c\u91cd\u5f15\u7528\u7b26\u5185\u3067\u306e\u307f\u5c55\u958b\u3055\u308c\u307e\u3059 <code>echo '\u3053\u3093\u306b\u3061\u306f\u3001$name \u3055\u3093'; \/\/ $name\u304c\u305d\u306e\u307e\u307e\u8868\u793a\u3055\u308c\u308b echo \"\u3053\u3093\u306b\u3061\u306f\u3001$name \u3055\u3093\"; \/\/ \u5909\u6570\u304c\u5c55\u958b\u3055\u308c\u308b<\/code><\/li>\n\n\n\n<li><strong>PHP\u30bf\u30b0\u306e\u9589\u3058\u5fd8\u308c<\/strong>\uff1a\u958b\u59cb\u30bf\u30b0\u306b\u306f\u5fc5\u305a\u5bfe\u5fdc\u3059\u308b\u7d42\u4e86\u30bf\u30b0\u304c\u5fc5\u8981\u3067\u3059\uff08\u30d5\u30a1\u30a4\u30eb\u672b\u5c3e\u3092\u9664\u304f\uff09<\/li>\n\n\n\n<li><strong>HTML\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u5fd8\u308c<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u305b\u305a\u306b\u51fa\u529b\u3059\u308b\u3068XSS\u8106\u5f31\u6027\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059 <code>\/\/ \u5371\u967a\u306a\u4f8b echo $_POST['comment']; \/\/ \u5b89\u5168\u306a\u4f8b echo htmlspecialchars($_POST['comment'], ENT_QUOTES, 'UTF-8');<\/code><\/li>\n<\/ol>\n\n\n\n<p>PHP\u3068HTML\u3092\u9069\u5207\u306b\u9023\u643a\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u52d5\u7684\u306a\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3092\u52b9\u7387\u3088\u304f\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001PHP\u306e\u30c7\u30fc\u30bf\u578b\u3068\u5909\u6570\u64cd\u4f5c\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-50\">PHP\u30c7\u30fc\u30bf\u578b\u3068\u5909\u6570\u64cd\u4f5c\u306e\u57fa\u672c<\/h3>\n\n\n\n<p>PHP\u3067\u52b9\u7387\u7684\u306b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30c7\u30fc\u30bf\u578b\u3068\u5909\u6570\u64cd\u4f5c\u306e\u57fa\u672c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002PHP\u306f\u300c\u5f31\u3044\u578b\u4ed8\u3051\u8a00\u8a9e\u300d\u3068\u547c\u3070\u308c\u3001\u5909\u6570\u306e\u578b\u3092\u660e\u793a\u7684\u306b\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-51\">\u6587\u5b57\u5217\u3001\u6570\u5024\u3001\u914d\u5217\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306a\u3069\u306e\u57fa\u672c\u578b<\/h4>\n\n\n\n<p>PHP\u306b\u306f8\u3064\u306e\u57fa\u672c\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Boolean\uff08\u8ad6\u7406\u578b\uff09<\/strong>\uff1a<code>true<\/code> \u307e\u305f\u306f <code>false<\/code> \u306e\u5024<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$isActive = true;\n$isCompleted = false;\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>Integer\uff08\u6574\u6570\u578b\uff09<\/strong>\uff1a\u5c0f\u6570\u70b9\u306e\u306a\u3044\u6570\u5024<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$age = 25;\n$count = -10;\n$hex = 0x1A; \/\/ 16\u9032\u6570\uff08\u5024\u306f26\uff09\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>Float\uff08\u6d6e\u52d5\u5c0f\u6570\u70b9\u578b\uff09<\/strong>\uff1a\u5c0f\u6570\u70b9\u3092\u542b\u3080\u6570\u5024<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$price = 19.99;\n$temperature = -3.5;\n$scientific = 1.7e3; \/\/ 1700\n<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>String\uff08\u6587\u5b57\u5217\u578b\uff09<\/strong>\uff1a\u30c6\u30ad\u30b9\u30c8\u30c7\u30fc\u30bf<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$name = \"Yamada Taro\";\n$message = '\u5546\u54c1\u306e\u4fa1\u683c\u306f $price \u5186\u3067\u3059'; \/\/ \u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c8\u3067\u306f\u5909\u6570\u5c55\u958b\u3055\u308c\u306a\u3044\n$greeting = \"\u3053\u3093\u306b\u3061\u306f\u3001{$name}\u3055\u3093\"; \/\/ \u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3067\u306f\u5909\u6570\u304c\u5c55\u958b\u3055\u308c\u308b\n<\/pre>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li><strong>Array\uff08\u914d\u5217\u578b\uff09<\/strong>\uff1a\u8907\u6570\u306e\u5024\u3092\u307e\u3068\u3081\u3066\u6271\u3046<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u901a\u5e38\u306e\u914d\u5217\uff08\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u914d\u5217\uff09\n$fruits = [\"\u308a\u3093\u3054\", \"\u30d0\u30ca\u30ca\", \"\u30aa\u30ec\u30f3\u30b8\"];\necho $fruits[1]; \/\/ \u30d0\u30ca\u30ca\uff08\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f0\u304b\u3089\u59cb\u307e\u308b\uff09\n\n\/\/ \u9023\u60f3\u914d\u5217\n$person = [\n    \"name\" =&gt; \"\u4f50\u85e4\",\n    \"age\" =&gt; 30,\n    \"city\" =&gt; \"\u6771\u4eac\"\n];\necho $person[\"name\"]; \/\/ \u4f50\u85e4\n\n\/\/ \u591a\u6b21\u5143\u914d\u5217\n$users = [\n    [\"id\" =&gt; 1, \"name\" =&gt; \"\u7530\u4e2d\", \"role\" =&gt; \"admin\"],\n    [\"id\" =&gt; 2, \"name\" =&gt; \"\u9234\u6728\", \"role\" =&gt; \"user\"],\n    [\"id\" =&gt; 3, \"name\" =&gt; \"\u4f50\u85e4\", \"role\" =&gt; \"editor\"]\n];\necho $users[1][\"name\"]; \/\/ \u9234\u6728\n<\/pre>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li><strong>Object\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\uff09<\/strong>\uff1a\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class User {\n    public $name;\n    public $email;\n}\n\n$user = new User();\n$user-&gt;name = \"\u5c71\u672c\";\n$user-&gt;email = \"yamamoto@example.com\";\necho $user-&gt;name; \/\/ \u5c71\u672c\n<\/pre>\n\n\n\n<ol start=\"7\" class=\"wp-block-list\">\n<li><strong>NULL\u578b<\/strong>\uff1a\u5909\u6570\u306b\u5024\u304c\u306a\u3044\u3053\u3068\u3092\u8868\u3059<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$result = null;\n<\/pre>\n\n\n\n<ol start=\"8\" class=\"wp-block-list\">\n<li><strong>Resource\uff08\u30ea\u30bd\u30fc\u30b9\u578b\uff09<\/strong>\uff1a\u5916\u90e8\u30ea\u30bd\u30fc\u30b9\uff08\u30d5\u30a1\u30a4\u30eb\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306a\u3069\uff09\u3078\u306e\u53c2\u7167<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$file = fopen(\"data.txt\", \"r\"); \/\/ \u30d5\u30a1\u30a4\u30eb\u30ea\u30bd\u30fc\u30b9\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-52\">\u578b\u5909\u63db\u3068\u578b\u5224\u5b9a\u306e\u65b9\u6cd5<\/h4>\n\n\n\n<p>PHP\u3067\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u578b\u5909\u63db\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>\u660e\u793a\u7684\u306a\u578b\u5909\u63db\uff08\u30ad\u30e3\u30b9\u30c8\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$strNumber = \"42\";\n$number = (int) $strNumber; \/\/ \u6587\u5b57\u5217\u304b\u3089\u6574\u6570\u3078\u306e\u5909\u63db\n\n$price = 19.99;\n$intPrice = (int) $price; \/\/ 19\uff08\u5c0f\u6570\u90e8\u304c\u5207\u308a\u6368\u3066\u3089\u308c\u308b\uff09\n\n$active = 1;\n$boolActive = (bool) $active; \/\/ true\uff080\u4ee5\u5916\u306e\u6570\u5024\u306ftrue\u306b\u5909\u63db\u3055\u308c\u308b\uff09\n\n$items = [\"\u308a\u3093\u3054\", \"\u30d0\u30ca\u30ca\"];\n$strItems = (string) $items; \/\/ \"Array\"\uff08\u5358\u7d14\u306a\u578b\u5909\u63db\u3067\u306f\u914d\u5217\u306e\u5185\u5bb9\u306f\u8868\u793a\u3055\u308c\u306a\u3044\uff09\n<\/pre>\n\n\n\n<p><strong>\u578b\u5224\u5b9a\u95a2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$value = \"Hello\";\n\n\/\/ \u578b\u3092\u6587\u5b57\u5217\u3068\u3057\u3066\u53d6\u5f97\necho gettype($value); \/\/ string\n\n\/\/ \u7279\u5b9a\u306e\u578b\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\nvar_dump(is_string($value)); \/\/ bool(true)\nvar_dump(is_int($value));    \/\/ bool(false)\nvar_dump(is_array($value));  \/\/ bool(false)\nvar_dump(is_null($value));   \/\/ bool(false)\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-53\">\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u3068\u5bff\u547d\u306b\u3064\u3044\u3066<\/h4>\n\n\n\n<p>PHP\u3067\u306e\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\uff08\u6709\u52b9\u7bc4\u56f2\uff09\u306f\u3001\u5909\u6570\u304c\u5b9a\u7fa9\u3055\u308c\u305f\u5834\u6240\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ed\u30fc\u30ab\u30eb\u30b9\u30b3\u30fc\u30d7<\/strong>\uff1a\u95a2\u6570\u5185\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u5909\u6570<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function showMessage() {\n    $message = \"\u3053\u3093\u306b\u3061\u306f\"; \/\/ \u30ed\u30fc\u30ab\u30eb\u5909\u6570\uff08\u3053\u306e\u95a2\u6570\u5185\u3067\u306e\u307f\u6709\u52b9\uff09\n    echo $message;\n}\nshowMessage();\n\/\/ echo $message; \/\/ \u30a8\u30e9\u30fc\uff1a\u3053\u306e\u5909\u6570\u306f\u95a2\u6570\u5916\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30b3\u30fc\u30d7<\/strong>\uff1a\u95a2\u6570\u5916\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u5909\u6570<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$globalVar = \"\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\";\n\nfunction accessGlobal() {\n    global $globalVar; \/\/ global\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306b\u30a2\u30af\u30bb\u30b9\n    echo $globalVar;\n    \n    \/\/ \u307e\u305f\u306f $GLOBALS \u914d\u5217\u3092\u4f7f\u7528\n    echo $GLOBALS['globalVar'];\n}\n\naccessGlobal(); \/\/ \u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u9759\u7684\u5909\u6570<\/strong>\uff1a\u95a2\u6570\u547c\u3073\u51fa\u3057\u9593\u3067\u5024\u3092\u4fdd\u6301\u3059\u308b\u5909\u6570<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function counter() {\n    static $count = 0; \/\/ \u9759\u7684\u5909\u6570\uff08\u95a2\u6570\u547c\u3073\u51fa\u3057\u9593\u3067\u5024\u304c\u4fdd\u6301\u3055\u308c\u308b\uff09\n    $count++;\n    echo \"\u30ab\u30a6\u30f3\u30c8: {$count}\";\n}\n\ncounter(); \/\/ \u30ab\u30a6\u30f3\u30c8: 1\ncounter(); \/\/ \u30ab\u30a6\u30f3\u30c8: 2\ncounter(); \/\/ \u30ab\u30a6\u30f3\u30c8: 3\n<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u30b9\u30fc\u30d1\u30fc\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570<\/strong>\uff1a\u3069\u3053\u304b\u3089\u3067\u3082\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u7279\u6b8a\u306a\u5909\u6570<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\necho $_POST['username'];\n\n\/\/ URL\u30d1\u30e9\u30e1\u30fc\u30bf\necho $_GET['id'];\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u5909\u6570\necho $_SESSION['user_id'];\n\n\/\/ \u30b5\u30fc\u30d0\u30fc\u60c5\u5831\necho $_SERVER['REMOTE_ADDR']; \/\/ \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-54\">PHP 8.2\u306e\u578b\u95a2\u9023\u306e\u65b0\u6a5f\u80fd<\/h4>\n\n\n\n<p>PHP 8.2\u3067\u306f\u3001\u578b\u30b7\u30b9\u30c6\u30e0\u304c\u3055\u3089\u306b\u5f37\u5316\u3055\u308c\u307e\u3057\u305f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong>\uff1a\u5909\u66f4\u4e0d\u53ef\u306e\u30af\u30e9\u30b9\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u5b9a\u7fa9\u53ef\u80fd<\/li>\n\n\n\n<li><strong>DNF\uff08\u9078\u8a00\u6a19\u6e96\u5f62\uff09\u578b<\/strong>\uff1a<code>(A&amp;B)|C<\/code> \u306e\u3088\u3046\u306a\u8907\u5408\u578b\u3092\u6307\u5b9a\u53ef\u80fd<\/li>\n\n\n\n<li><strong>null\/false\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u578b<\/strong>\uff1a<code>null<\/code> \u3084 <code>false<\/code> \u3092\u5358\u72ec\u306e\u623b\u308a\u5024\u306e\u578b\u3068\u3057\u3066\u4f7f\u7528\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PHP 8.2\u306e\u4f8b\nclass Product {\n    public readonly string $id; \/\/ \u4e00\u5ea6\u8a2d\u5b9a\u3057\u305f\u3089\u5909\u66f4\u3067\u304d\u306a\u3044\n    \n    public function __construct(string $id) {\n        $this-&gt;id = $id;\n    }\n}\n\n\/\/ DNF\u578b\u306e\u4f8b\nfunction processValue(int|(string&amp;Stringable) $value): string {\n    \/\/ \u6574\u6570\u3001\u307e\u305f\u306f Stringable \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u305f\u6587\u5b57\u5217\u3092\u53d7\u3051\u5165\u308c\u308b\n}\n<\/pre>\n\n\n\n<p>PHP\u306e\u30c7\u30fc\u30bf\u578b\u3092\u9069\u5207\u306b\u7406\u89e3\u3057\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u52b9\u7387\u7684\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u914d\u5217\u64cd\u4f5c\u306fPHP\u306e\u5f37\u307f\u306e\u4e00\u3064\u306a\u306e\u3067\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u5b66\u3076\u6761\u4ef6\u5206\u5c90\u3084\u30eb\u30fc\u30d7\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3044\u3053\u306a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-55\">\u6761\u4ef6\u5206\u5c90\u3068\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u6761\u4ef6\u5206\u5c90\u3068\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u672c\u4e2d\u306e\u57fa\u672c\u3067\u3042\u308a\u3001PHP\u3067\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3082\u5fc5\u9808\u306e\u30b9\u30ad\u30eb\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5b9f\u7528\u7684\u306a\u4f8b\u3092\u4ea4\u3048\u306a\u304c\u3089\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-56\">if\/else\u6587\u3068switch\u6587\u306e\u4f7f\u3044\u5206\u3051<\/h4>\n\n\n\n<p><strong>if\/else\u6587<\/strong>\u306f\u6700\u3082\u57fa\u672c\u7684\u306a\u6761\u4ef6\u5206\u5c90\u3067\u3001\u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\u3068\u507d\u306e\u5834\u5408\u3067\u51e6\u7406\u3092\u5206\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306aif\/else\u6587\n$age = 20;\n\nif ($age &gt;= 20) {\n    echo \"\u6210\u4eba\u3067\u3059\u3002\";\n} else {\n    echo \"\u672a\u6210\u5e74\u3067\u3059\u3002\";\n}\n\n\/\/ else if\u3092\u4f7f\u3063\u305f\u8907\u6570\u6761\u4ef6\u306e\u5206\u5c90\n$score = 85;\n\nif ($score &gt;= 90) {\n    $grade = \"A\";\n} elseif ($score &gt;= 80) {\n    $grade = \"B\";\n} elseif ($score &gt;= 70) {\n    $grade = \"C\";\n} else {\n    $grade = \"D\";\n}\n\necho \"\u3042\u306a\u305f\u306e\u6210\u7e3e\u306f{$grade}\u3067\u3059\u3002\";\n<\/pre>\n\n\n\n<p><strong>switch\u6587<\/strong>\u306f\u3001\u5358\u4e00\u306e\u5909\u6570\u304c\u8907\u6570\u306e\u5024\u3068\u7b49\u3057\u3044\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u5834\u5408\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ switch\u6587\u306e\u4f8b\n$userRole = \"admin\";\n\nswitch ($userRole) {\n    case \"admin\":\n        echo \"\u7ba1\u7406\u8005\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\";\n        break;\n    case \"editor\":\n        echo \"\u7de8\u96c6\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\";\n        break;\n    case \"user\":\n        echo \"\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\";\n        break;\n    default:\n        echo \"\u6a29\u9650\u304c\u3042\u308a\u307e\u305b\u3093\u3002\";\n        break;\n}\n<\/pre>\n\n\n\n<p>PHP 8.0\u4ee5\u964d\u3067\u306f\u3001\u3088\u308a\u7c21\u6f54\u306a<strong>match\u5f0f<\/strong>\u3082\u4f7f\u3048\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PHP 8.0\u4ee5\u964d\u306ematch\u5f0f\n$userRole = \"admin\";\n\n$message = match ($userRole) {\n    \"admin\" =&gt; \"\u7ba1\u7406\u8005\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\",\n    \"editor\" =&gt; \"\u7de8\u96c6\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\",\n    \"user\" =&gt; \"\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u304c\u3042\u308a\u307e\u3059\u3002\",\n    default =&gt; \"\u6a29\u9650\u304c\u3042\u308a\u307e\u305b\u3093\u3002\"\n};\n\necho $message;\n<\/pre>\n\n\n\n<p>match\u5f0f\u306fswitch\u6587\u3068\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u53b3\u5bc6\u306a\u6bd4\u8f03\uff08===\uff09\u3092\u884c\u3044\u3001break\u304c\u4e0d\u8981\u3067\u3001\u5f0f\u3068\u3057\u3066\u5024\u3092\u8fd4\u3059\u70b9\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-57\">\u6761\u4ef6\u5f0f\u306e\u66f8\u304d\u65b9\u3068\u8ad6\u7406\u6f14\u7b97\u5b50\u306e\u6d3b\u7528<\/h4>\n\n\n\n<p>\u8907\u96d1\u306a\u6761\u4ef6\u3092\u4f5c\u308b\u969b\u306f\u3001<strong>\u8ad6\u7406\u6f14\u7b97\u5b50<\/strong>\u3092\u4f7f\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ AND\u3068OR\u6761\u4ef6\n$username = \"yamada\";\n$password = \"secure123\";\n$isAdmin = true;\n\n\/\/ \u4e21\u65b9\u306e\u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\uff08AND\u6761\u4ef6\uff09\nif ($username === \"yamada\" &amp;&amp; $password === \"secure123\") {\n    echo \"\u30ed\u30b0\u30a4\u30f3\u6210\u529f\";\n}\n\n\/\/ \u3044\u305a\u308c\u304b\u306e\u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\uff08OR\u6761\u4ef6\uff09\nif ($isAdmin || $username === \"special_user\") {\n    echo \"\u7279\u5225\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\";\n}\n\n\/\/ NOT\u6761\u4ef6\uff08\u6761\u4ef6\u306e\u5426\u5b9a\uff09\nif (!$isAdmin) {\n    echo \"\u7ba1\u7406\u8005\u5c02\u7528\u6a5f\u80fd\u306f\u5229\u7528\u3067\u304d\u307e\u305b\u3093\";\n}\n<\/pre>\n\n\n\n<p><strong>\u4e09\u9805\u6f14\u7b97\u5b50<\/strong>\u3092\u4f7f\u3046\u3068\u3001\u30b7\u30f3\u30d7\u30eb\u306aif\/else\u6587\u30921\u884c\u3067\u66f8\u3051\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u4e09\u9805\u6f14\u7b97\u5b50\n$age = 25;\n$status = ($age &gt;= 20) ? \"\u6210\u4eba\" : \"\u672a\u6210\u5e74\";\n\n\/\/ null\u5408\u4f53\u6f14\u7b97\u5b50\uff08PHP 7.0\u4ee5\u964d\uff09\n$username = $_GET['user'] ?? \"\u30b2\u30b9\u30c8\"; \/\/ $_GET['user']\u304cnull\u306e\u5834\u5408\u306f\"\u30b2\u30b9\u30c8\"\u3092\u4f7f\u7528\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-58\">for\/while\/foreach\u30eb\u30fc\u30d7\u306e\u57fa\u672c\u3068\u5fdc\u7528<\/h4>\n\n\n\n<p><strong>for\u30eb\u30fc\u30d7<\/strong>\u306f\u3001\u56de\u6570\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306b\u9069\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306afor\u30eb\u30fc\u30d7\nfor ($i = 1; $i &lt;= 5; $i++) {\n    echo \"{$i}\u56de\u76ee\u306e\u30eb\u30fc\u30d7\u3067\u3059&lt;br&gt;\";\n}\n\n\/\/ \u914d\u5217\u306e\u8981\u7d20\u6570\u3067\u30eb\u30fc\u30d7\n$fruits = [\"\u308a\u3093\u3054\", \"\u30d0\u30ca\u30ca\", \"\u30aa\u30ec\u30f3\u30b8\"];\nfor ($i = 0; $i &lt; count($fruits); $i++) {\n    echo \"{$i}: {$fruits[$i]}&lt;br&gt;\";\n}\n<\/pre>\n\n\n\n<p><strong>while\u30eb\u30fc\u30d7<\/strong>\u306f\u3001\u6761\u4ef6\u304c\u771f\u3067\u3042\u308b\u9650\u308a\u51e6\u7406\u3092\u7e70\u308a\u8fd4\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ while\u30eb\u30fc\u30d7\u306e\u4f8b\n$count = 1;\nwhile ($count &lt;= 5) {\n    echo \"\u30ab\u30a6\u30f3\u30c8: {$count}&lt;br&gt;\";\n    $count++;\n}\n\n\/\/ do-while\u30eb\u30fc\u30d7\uff08\u5fc5\u305a\u4e00\u5ea6\u306f\u5b9f\u884c\u3055\u308c\u308b\uff09\n$i = 10;\ndo {\n    echo \"\u3053\u306e\u6587\u306f\u5c11\u306a\u304f\u3068\u30821\u56de\u306f\u5b9f\u884c\u3055\u308c\u307e\u3059\";\n} while ($i &lt; 5);\n<\/pre>\n\n\n\n<p><strong>foreach\u30eb\u30fc\u30d7<\/strong>\u306f\u3001\u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5404\u8981\u7d20\u306b\u5bfe\u3057\u3066\u51e6\u7406\u3092\u884c\u3046\u969b\u306b\u6700\u9069\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306aforeach\u30eb\u30fc\u30d7\n$colors = [\"\u8d64\", \"\u9752\", \"\u7dd1\"];\nforeach ($colors as $color) {\n    echo \"\u8272: {$color}&lt;br&gt;\";\n}\n\n\/\/ \u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u53d6\u5f97\n$person = [\n    \"name\" =&gt; \"\u4f50\u85e4\",\n    \"age\" =&gt; 30,\n    \"city\" =&gt; \"\u5927\u962a\"\n];\n\nforeach ($person as $key =&gt; $value) {\n    echo \"{$key}: {$value}&lt;br&gt;\";\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-59\">\u30eb\u30fc\u30d7\u5236\u5fa1\uff08break, continue\uff09<\/h4>\n\n\n\n<p>\u30eb\u30fc\u30d7\u306e\u4e2d\u3067\u7279\u5b9a\u306e\u6761\u4ef6\u3067\u51e6\u7406\u3092\u5236\u5fa1\u3057\u305f\u3044\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ break\u3067\u30eb\u30fc\u30d7\u3092\u629c\u3051\u308b\n$numbers = [1, 3, 5, 7, 9, 11, 13];\nforeach ($numbers as $number) {\n    if ($number &gt; 10) {\n        echo \"10\u3088\u308a\u5927\u304d\u3044\u6570\u5024\u304c\u898b\u3064\u304b\u308a\u307e\u3057\u305f: {$number}\";\n        break; \/\/ \u30eb\u30fc\u30d7\u3092\u7d42\u4e86\n    }\n}\n\n\/\/ continue\u3067\u6b21\u306e\u30a4\u30c6\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u9032\u3080\nfor ($i = 1; $i &lt;= 10; $i++) {\n    \/\/ \u5076\u6570\u306e\u5834\u5408\u306f\u30b9\u30ad\u30c3\u30d7\n    if ($i % 2 == 0) {\n        continue;\n    }\n    echo \"\u5947\u6570: {$i}&lt;br&gt;\";\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-60\">\u5b9f\u8df5\u7684\u306a\u6761\u4ef6\u5206\u5c90\u3068\u30eb\u30fc\u30d7\u306e\u7d44\u307f\u5408\u308f\u305b<\/h4>\n\n\n\n<p>\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6761\u4ef6\u5206\u5c90\u3068\u30eb\u30fc\u30d7\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5546\u54c1\u4e00\u89a7\u304b\u3089\u6761\u4ef6\u306b\u5408\u3046\u5546\u54c1\u3060\u3051\u3092\u8868\u793a\n$products = [\n    [\"name\" =&gt; \"\u30ce\u30fc\u30c8PC\", \"price\" =&gt; 85000, \"stock\" =&gt; 10],\n    [\"name\" =&gt; \"\u30bf\u30d6\u30ec\u30c3\u30c8\", \"price\" =&gt; 45000, \"stock\" =&gt; 0],\n    [\"name\" =&gt; \"\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\", \"price\" =&gt; 55000, \"stock\" =&gt; 5],\n    [\"name\" =&gt; \"\u30ef\u30a4\u30e4\u30ec\u30b9\u30a4\u30e4\u30db\u30f3\", \"price\" =&gt; 15000, \"stock\" =&gt; 20]\n];\n\necho \"&lt;h3&gt;\u5728\u5eab\u3042\u308a\u5546\u54c1\u4e00\u89a7&lt;\/h3&gt;\";\necho \"&lt;ul&gt;\";\nforeach ($products as $product) {\n    \/\/ \u5728\u5eab\u304c\u306a\u3044\u5546\u54c1\u306f\u30b9\u30ad\u30c3\u30d7\n    if ($product[\"stock\"] &lt;= 0) {\n        continue;\n    }\n    \n    \/\/ \u5546\u54c1\u540d\u3068\u4fa1\u683c\u3092\u8868\u793a\n    echo \"&lt;li&gt;{$product[\"name\"]} - {$product[\"price\"]}\u5186\";\n    \n    \/\/ 5\u4e07\u5186\u4ee5\u4e0a\u306e\u5546\u54c1\u306f\u9ad8\u984d\u5546\u54c1\u3068\u3057\u3066\u30de\u30fc\u30af\n    if ($product[\"price\"] &gt;= 50000) {\n        echo \" &lt;span style='color:red;'&gt;\u9ad8\u984d\u5546\u54c1&lt;\/span&gt;\";\n    }\n    \n    echo \"&lt;\/li&gt;\";\n}\necho \"&lt;\/ul&gt;\";\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-61\">\u521d\u5fc3\u8005\u5411\u3051\u30a2\u30c9\u30d0\u30a4\u30b9<\/h4>\n\n\n\n<p>\u6761\u4ef6\u5206\u5c90\u3068\u30eb\u30fc\u30d7\u3092\u4f7f\u3046\u969b\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30cd\u30b9\u30c8\u3092\u6df1\u304f\u3057\u3059\u304e\u306a\u3044<\/strong>\uff1a\u6761\u4ef6\u5206\u5c90\u3084\u30eb\u30fc\u30d7\u306e\u30cd\u30b9\u30c8\u304c3\u5c64\u4ee5\u4e0a\u306b\u306a\u308b\u3068\u53ef\u8aad\u6027\u304c\u4f4e\u4e0b\u3057\u307e\u3059<\/li>\n\n\n\n<li><strong>\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u3092\u6d3b\u7528<\/strong>\uff1a\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u5834\u5408\u306f\u65e9\u3081\u306b\u51e6\u7406\u3092\u7d42\u4e86\u3055\u305b\u308b\u65b9\u304c\u53ef\u8aad\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059<\/li>\n\n\n\n<li><strong>\u914d\u5217\u64cd\u4f5c\u306b\u306f\u57fa\u672c\u7684\u306bforeach\u3092\u4f7f\u3046<\/strong>\uff1aPHP\u3067\u306e\u914d\u5217\u64cd\u4f5c\u306fforeach\u304c\u6700\u3082\u8aad\u307f\u3084\u3059\u304f\u52b9\u7387\u7684\u3067\u3059<\/li>\n\n\n\n<li><strong>\u7b49\u4fa1\u6bd4\u8f03\u306f\u53b3\u5bc6\u306b<\/strong>\uff1a\u53ef\u80fd\u306a\u9650\u308a <code>==<\/code> \u3088\u308a <code>===<\/code>\uff08\u578b\u3082\u542b\u3081\u305f\u6bd4\u8f03\uff09\u3092\u4f7f\u7528\u3057\u307e\u3057\u3087\u3046<\/li>\n<\/ol>\n\n\n\n<p>\u6761\u4ef6\u5206\u5c90\u3068\u30eb\u30fc\u30d7\u3092\u9069\u5207\u306b\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u51e6\u7406\u3082\u6574\u7406\u3055\u308c\u305f\u5f62\u3067\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u95a2\u6570\u306e\u5b9a\u7fa9\u3068\u6d3b\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-62\">\u95a2\u6570\u306e\u5b9a\u7fa9\u3068\u6d3b\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u95a2\u6570\u306fPHP\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3067\u3001\u30b3\u30fc\u30c9\u306e\u518d\u5229\u7528\u6027\u3084\u53ef\u8aad\u6027\u3092\u9ad8\u3081\u308b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u72ec\u81ea\u95a2\u6570\u306e\u4f5c\u6210\u65b9\u6cd5\u304b\u3089\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u306e\u6d3b\u7528\u307e\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-63\">\u72ec\u81ea\u95a2\u6570\u306e\u4f5c\u6210\u624b\u9806\u3068\u547d\u540d\u898f\u5247<\/h4>\n\n\n\n<p>PHP\u3067\u95a2\u6570\u3092\u5b9a\u7fa9\u3059\u308b\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function \u95a2\u6570\u540d(\u5f15\u65701, \u5f15\u65702, ...) {\n    \/\/ \u51e6\u7406\u5185\u5bb9\n    return \u623b\u308a\u5024; \/\/ \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5024\u3092\u8fd4\u3059\n}\n<\/pre>\n\n\n\n<p><strong>\u95a2\u6570\u306e\u547d\u540d\u898f\u5247<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u95a2\u6570\u540d\u306fcamelCase\uff08\u4f8b\uff1a<code>calculateTotal<\/code>\uff09\u3092\u4f7f\u3046\u306e\u304c\u4e00\u822c\u7684<\/li>\n\n\n\n<li>\u540d\u524d\u306f\u6a5f\u80fd\u3092\u8868\u3059\u52d5\u8a5e\u3067\u59cb\u3081\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\uff08\u4f8b\uff1a<code>get...<\/code>, <code>calculate...<\/code>, <code>find...<\/code>\uff09<\/li>\n\n\n\n<li>\u7565\u8a9e\u3088\u308a\u3082\u8aac\u660e\u7684\u306a\u540d\u524d\u3092\u512a\u5148\u3059\u308b\uff08\u4f8b\uff1a<code>getUserById<\/code> \u3088\u308a <code>findUserById<\/code> \u304c\u597d\u307e\u3057\u3044\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u57fa\u672c\u7684\u306a\u95a2\u6570\u306e\u4f8b\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u6d88\u8cbb\u7a0e\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\nfunction calculateTax($price, $taxRate = 0.1) {\n    return $price * $taxRate;\n}\n\n\/\/ \u95a2\u6570\u306e\u547c\u3073\u51fa\u3057\n$productPrice = 1000;\n$tax = calculateTax($productPrice);\necho \"\u6d88\u8cbb\u7a0e: {$tax}\u5186\";\n\n\/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3068\u7570\u306a\u308b\u7a0e\u7387\u3092\u6307\u5b9a\n$highTax = calculateTax($productPrice, 0.2);\necho \"\u9ad8\u7a0e\u7387\u306e\u5834\u5408: {$highTax}\u5186\";\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-64\">\u5f15\u6570\u3068\u623b\u308a\u5024\u306e\u6d3b\u7528\u6cd5<\/h4>\n\n\n\n<p><strong>\u69d8\u3005\u306a\u5f15\u6570\u30d1\u30bf\u30fc\u30f3<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5fc5\u9808\u5f15\u6570<\/strong>\uff1a\u95a2\u6570\u547c\u3073\u51fa\u3057\u6642\u306b\u5fc5\u305a\u6307\u5b9a\u3059\u308b\u5f15\u6570<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function greet($name) {\n    return \"\u3053\u3093\u306b\u3061\u306f\u3001{$name}\u3055\u3093\uff01\";\n}\necho greet(\"\u7530\u4e2d\"); \/\/ \u3053\u3093\u306b\u3061\u306f\u3001\u7530\u4e2d\u3055\u3093\uff01\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u6301\u3064\u5f15\u6570<\/strong>\uff1a\u5024\u3092\u6307\u5b9a\u3057\u306a\u3051\u308c\u3070\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u304c\u4f7f\u308f\u308c\u308b<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function connectDatabase($host = \"localhost\", $user = \"root\", $password = \"\") {\n    \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u51e6\u7406\n    return \"\u63a5\u7d9a\u6210\u529f: {$host}\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b{$user}\u3068\u3057\u3066\u63a5\u7d9a\";\n}\n\necho connectDatabase(); \/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u4f7f\u7528\necho connectDatabase(\"remote-server\", \"admin\"); \/\/ \u4e00\u90e8\u306e\u5f15\u6570\u3060\u3051\u6307\u5b9a\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u53ef\u5909\u9577\u5f15\u6570<\/strong>\uff1a\u5f15\u6570\u306e\u6570\u304c\u53ef\u5909\u306e\u5834\u5408\uff08PHP 5.6\u4ee5\u964d\uff09<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function sumAll(...$numbers) {\n    return array_sum($numbers);\n}\n\necho sumAll(1, 2, 3, 4, 5); \/\/ 15\n<\/pre>\n\n\n\n<p><strong>\u623b\u308a\u5024\u306e\u30d1\u30bf\u30fc\u30f3<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5358\u4e00\u306e\u5024\u3092\u8fd4\u3059<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function square($number) {\n    return $number * $number;\n}\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u8907\u6570\u306e\u5024\u3092\u8fd4\u3059<\/strong>\uff08\u914d\u5217\u307e\u305f\u306f\u9023\u60f3\u914d\u5217\u3092\u4f7f\u7528\uff09\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function getUserInfo($userId) {\n    \/\/ \u672c\u6765\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u53d6\u5f97\u3059\u308b\u51e6\u7406\n    return [\n        'id' =&gt; $userId,\n        'name' =&gt; '\u30e6\u30fc\u30b6\u30fc' . $userId,\n        'email' =&gt; 'user' . $userId . '@example.com'\n    ];\n}\n\n$user = getUserInfo(123);\necho \"\u540d\u524d: {$user['name']}, \u30e1\u30fc\u30eb: {$user['email']}\";\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u5024\u3092\u8fd4\u3055\u306a\u3044\u95a2\u6570<\/strong>\uff08PHP\u3067\u306f\u623b\u308a\u5024\u306e\u578b\u3092 <code>void<\/code> \u3068\u5ba3\u8a00\u53ef\u80fd\uff09\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function logMessage(string $message): void {\n    \/\/ \u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u51e6\u7406\n    file_put_contents('app.log', date('Y-m-d H:i:s') . \": {$message}\\n\", FILE_APPEND);\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-65\">PHP 8\u4ee5\u964d\u306e\u578b\u5ba3\u8a00\u6a5f\u80fd<\/h4>\n\n\n\n<p>PHP 7\u4ee5\u964d\u3001\u7279\u306bPHP 8\u3067\u306f\u578b\u30b7\u30b9\u30c6\u30e0\u304c\u5f37\u5316\u3055\u308c\u3001\u3088\u308a\u5805\u7262\u306a\u30b3\u30fc\u30c9\u304c\u66f8\u3051\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5f15\u6570\u3068\u623b\u308a\u5024\u306e\u578b\u5ba3\u8a00\nfunction calculateArea(float $width, float $height): float {\n    return $width * $height;\n}\n\n\/\/ Union Types\uff08PHP 8.0\u4ee5\u964d\uff09\nfunction processId(int|string $id): string {\n    if (is_int($id)) {\n        return \"INT-\" . $id;\n    }\n    return \"STR-\" . $id;\n}\n\n\/\/ Nullable\u578b\uff08\u5024\u307e\u305f\u306fnull\uff09\nfunction findUser(?int $userId): ?array {\n    if ($userId === null) {\n        return null;\n    }\n    \/\/ \u30e6\u30fc\u30b6\u30fc\u3092\u691c\u7d22\u3059\u308b\u51e6\u7406\n    return ['id' =&gt; $userId, 'name' =&gt; '\u30e6\u30fc\u30b6\u30fc' . $userId];\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-66\">\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u306e\u5b9f\u7528\u4f8b\u3068\u4fbf\u5229\u95a2\u6570\u7d39\u4ecb<\/h4>\n\n\n\n<p>PHP\u306b\u306f\u591a\u6570\u306e\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ab\u30c6\u30b4\u30ea\u5225\u306b\u4ee3\u8868\u7684\u306a\u3082\u306e\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>\u6587\u5b57\u5217\u64cd\u4f5c\u95a2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$text = \"  Hello, PHP World!  \";\necho strlen($text);          \/\/ \u9577\u3055: 21\necho trim($text);            \/\/ \u524d\u5f8c\u306e\u7a7a\u767d\u3092\u524a\u9664: \"Hello, PHP World!\"\necho strtolower($text);      \/\/ \u5c0f\u6587\u5b57\u306b\u5909\u63db\necho str_replace(\"PHP\", \"Amazing PHP\", $text); \/\/ \u7f6e\u63db\n<\/pre>\n\n\n\n<p><strong>\u914d\u5217\u64cd\u4f5c\u95a2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$fruits = [\"\u308a\u3093\u3054\", \"\u30d0\u30ca\u30ca\", \"\u30aa\u30ec\u30f3\u30b8\"];\necho count($fruits);         \/\/ \u8981\u7d20\u6570: 3\nsort($fruits);               \/\/ \u4e26\u3079\u66ff\u3048\n$found = in_array(\"\u30d0\u30ca\u30ca\", $fruits); \/\/ \u5b58\u5728\u78ba\u8a8d\n\n$numbers = [5, 3, 8, 1, 2];\n$sum = array_sum($numbers);  \/\/ \u5408\u8a08: 19\n$filtered = array_filter($numbers, function($n) {\n    return $n &gt; 3;\n}); \/\/ \u6761\u4ef6\u306b\u5408\u3046\u8981\u7d20\u3092\u62bd\u51fa\n<\/pre>\n\n\n\n<p><strong>\u65e5\u4ed8\u30fb\u6642\u523b\u95a2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">echo date(\"Y\u5e74m\u6708d\u65e5 H:i:s\"); \/\/ \u73fe\u5728\u65e5\u6642\uff08\u4f8b: 2025\u5e7403\u670818\u65e5 14:30:00\uff09\n$timestamp = strtotime(\"next Monday\"); \/\/ \u7279\u5b9a\u306e\u65e5\u6642\u3092\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306b\u5909\u63db\necho date(\"Y-m-d\", $timestamp); \/\/ \u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304b\u3089\u65e5\u4ed8\u306b\u5909\u63db\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-67\">\u95a2\u6570\u8a2d\u8a08\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<p>\u3088\u308a\u826f\u3044\u95a2\u6570\u3092\u66f8\u304f\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5358\u4e00\u8cac\u4efb\u306e\u539f\u5247<\/strong>\uff1a\u4e00\u3064\u306e\u95a2\u6570\u306f\u4e00\u3064\u306e\u30bf\u30b9\u30af\u3060\u3051\u3092\u62c5\u5f53\u3055\u305b\u308b<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306a\u95a2\u6570\u306e\u9577\u3055<\/strong>\uff1a\u4e00\u822c\u7684\u306b20\u884c\u7a0b\u5ea6\u307e\u3067\u306b\u53ce\u3081\u308b<\/li>\n\n\n\n<li><strong>\u526f\u4f5c\u7528\u3092\u907f\u3051\u308b<\/strong>\uff1a\u95a2\u6570\u306f\u5165\u529b\u306b\u57fa\u3065\u3044\u3066\u7d50\u679c\u3092\u8fd4\u3057\u3001\u5916\u90e8\u72b6\u614b\u3092\u5909\u66f4\u3057\u306a\u3044\u65b9\u304c\u7406\u60f3\u7684<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u51e6\u7406\u3092\u9069\u5207\u306b<\/strong>\uff1a\u4f8b\u5916\u3092\u6295\u3052\u308b\u304b\u3001\u30a8\u30e9\u30fc\u72b6\u614b\u3092\u793a\u3059\u5024\u3092\u8fd4\u3059<\/li>\n\n\n\n<li><strong>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u66f8\u304f<\/strong>\uff1aPHPDoc\u3092\u4f7f\u3063\u3066\u95a2\u6570\u306e\u76ee\u7684\u3001\u5f15\u6570\u3001\u623b\u308a\u5024\u3092\u6587\u66f8\u5316\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/**\n * \u5546\u54c1\u306e\u6700\u7d42\u4fa1\u683c\u3092\u8a08\u7b97\u3059\u308b\n * \n * @param float $basePrice \u5546\u54c1\u306e\u57fa\u672c\u4fa1\u683c\n * @param float $taxRate \u9069\u7528\u3055\u308c\u308b\u7a0e\u7387\uff08\u30c7\u30d5\u30a9\u30eb\u30c8: 0.1\uff09\n * @param float $discountRate \u9069\u7528\u3055\u308c\u308b\u5272\u5f15\u7387\uff08\u30c7\u30d5\u30a9\u30eb\u30c8: 0\uff09\n * @return float \u7a0e\u8fbc\u307f\u30fb\u5272\u5f15\u5f8c\u306e\u6700\u7d42\u4fa1\u683c\n *\/\nfunction calculateFinalPrice(float $basePrice, float $taxRate = 0.1, float $discountRate = 0): float {\n    $discountedPrice = $basePrice * (1 - $discountRate);\n    $finalPrice = $discountedPrice * (1 + $taxRate);\n    return round($finalPrice, 2);\n}\n<\/pre>\n\n\n\n<p>\u95a2\u6570\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u6e1b\u3089\u3057\u3001\u4fdd\u5b88\u6027\u3068\u518d\u5229\u7528\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002PHP\u306e\u95a2\u6570\u306f\u975e\u5e38\u306b\u67d4\u8edf\u3067\u3001\u69d8\u3005\u306a\u5834\u9762\u3067\u5f79\u7acb\u3061\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u77e5\u8b58\u3092\u6d3b\u304b\u3057\u305f\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u3064\u3044\u3066\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-68\">\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\uff5c\u5b9f\u8df5\u7684\u306aPHP\u6d3b\u7528\u6cd5<\/h2>\n\n\n\n<p>\u3053\u308c\u307e\u3067\u5b66\u3093\u3060PHP\u306e\u57fa\u790e\u6587\u6cd5\u3092\u5fdc\u7528\u3057\u3066\u3001\u5b9f\u969b\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u5fc5\u9808\u3068\u306a\u308b\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u4e8c\u3064\u306e\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u5165\u529b\u3092\u53d7\u3051\u53d6\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3059\u308b\u3068\u3044\u3046\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u672c\u7684\u306a\u6d41\u308c\u3092\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-69\">\u5b9f\u8df5\u7684\u306aPHP\u6d3b\u7528\u306e\u5168\u4f53\u50cf<\/h3>\n\n\n\n<p>PHP\u3092\u4f7f\u3063\u305f\u5b9f\u8df5\u7684\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306f\u3001\u4e3b\u306b\u4ee5\u4e0b\u306e\u8981\u7d20\u304b\u3089\u6210\u308a\u7acb\u3063\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>HTML\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u306e\u5165\u529b\u53d7\u3051\u53d6\u308a<\/strong> \u2013 \u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306b\u53d6\u5f97\u3057\u51e6\u7406\u3059\u308b<\/li>\n\n\n\n<li><strong>\u5165\u529b\u30c7\u30fc\u30bf\u306e\u691c\u8a3c\u3068\u52a0\u5de5<\/strong> \u2013 \u4e0d\u6b63\u306a\u30c7\u30fc\u30bf\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u6392\u9664\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a<\/strong> \u2013 \u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u5316\u3068\u53d6\u5f97\u3092\u52b9\u7387\u7684\u306b\u884c\u3046<\/li>\n\n\n\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406<\/strong> \u2013 \u30e6\u30fc\u30b6\u30fc\u306e\u72b6\u614b\u3092\u7dad\u6301\u3057\u3001\u8a8d\u8a3c\u3084\u6a29\u9650\u7ba1\u7406\u3092\u884c\u3046<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8981\u7d20\u306f\u3001\u307b\u307c\u3059\u3079\u3066\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5fc5\u8981\u3068\u306a\u308b\u57fa\u672c\u6280\u8853\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6a5f\u80fd\u306f\u3044\u305a\u308c\u3082\u3053\u308c\u3089\u306e\u6280\u8853\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u5b9f\u73fe\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u3068\u30ed\u30b0\u30a4\u30f3\u51e6\u7406<\/li>\n\n\n\n<li>\u5546\u54c1\u306e\u6ce8\u6587\u3068\u6c7a\u6e08<\/li>\n\n\n\n<li>\u63b2\u793a\u677f\u3084SNS\u3067\u306e\u6295\u7a3f<\/li>\n\n\n\n<li>\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306e\u51e6\u7406<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-70\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u610f\u8b58\u3057\u305f\u5b9f\u88c5\u306e\u91cd\u8981\u6027<\/h3>\n\n\n\n<p>Web\u958b\u767a\u306b\u304a\u3044\u3066\u6700\u3082\u91cd\u8981\u306a\u306e\u306f<strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>\u3067\u3059\u3002\u7279\u306b\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u5165\u529b\u3092\u6271\u3046\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3068\u3001\u91cd\u8981\u306a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u3067\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e3b\u306a\u8105\u5a01\u3068\u5bfe\u7b56\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XSS\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\uff09<\/strong> \u2013 \u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u8868\u793a<\/li>\n\n\n\n<li><strong>SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/strong> \u2013 \u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528<\/li>\n\n\n\n<li><strong>CSRF\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30b8\u30a7\u30ea\uff09<\/strong> \u2013 \u30c8\u30fc\u30af\u30f3\u306b\u3088\u308b\u691c\u8a3c<\/li>\n\n\n\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u30cf\u30a4\u30b8\u30e3\u30c3\u30af<\/strong> \u2013 \u9069\u5207\u306a\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u5ff5\u982d\u306b\u7f6e\u304d\u306a\u304c\u3089\u3001\u5b9f\u8df5\u7684\u306a\u30b3\u30fc\u30c9\u4f8b\u3092\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-71\">\u5b9f\u969b\u306e\u958b\u767a\u30d5\u30ed\u30fc\u4f8b<\/h3>\n\n\n\n<p>\u30b7\u30f3\u30d7\u30eb\u306a\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u30fb\u30ed\u30b0\u30a4\u30f3\u30b7\u30b9\u30c6\u30e0\u3092\u4f8b\u306b\u3001\u5b9f\u969b\u306e\u958b\u767a\u30d5\u30ed\u30fc\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>HTML\u5074\u3067\u30d5\u30a9\u30fc\u30e0\u3092\u4f5c\u6210<\/strong>\uff08\u767b\u9332\u60c5\u5831\u5165\u529b\u753b\u9762\uff09<\/li>\n\n\n\n<li><strong>PHP\u3067\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308a\u3001\u691c\u8a3c<\/strong><\/li>\n\n\n\n<li><strong>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30cf\u30c3\u30b7\u30e5\u5316<\/strong><\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u4fdd\u5b58<\/strong><\/li>\n\n\n\n<li><strong>\u30ed\u30b0\u30a4\u30f3\u51e6\u7406\u3092\u5b9f\u88c5<\/strong>\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\uff09<\/li>\n\n\n\n<li><strong>\u30ed\u30b0\u30a4\u30f3\u5f8c\u306e\u51e6\u7406<\/strong>\uff08\u30e6\u30fc\u30b6\u30fc\u5c02\u7528\u30da\u30fc\u30b8\u306a\u3069\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u5404\u30b9\u30c6\u30c3\u30d7\u3067\u9069\u5207\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u65bd\u3059\u3053\u3068\u3067\u3001\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-72\">PHP\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u304a\u3051\u308b\u73fe\u4ee3\u7684\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>2025\u5e74\u73fe\u5728\u3001PHP\u3067\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u306f\u4e3b\u306b**PDO\uff08PHP Data Objects\uff09**\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002PDO\u306f\u4ee5\u4e0b\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u88fd\u54c1\u306b\u4f9d\u5b58\u3057\u306a\u3044\u30b3\u30fc\u30c9\uff08MySQL, PostgreSQL, SQLite\u306a\u3069\u8907\u6570\u5bfe\u5fdc\uff09<\/li>\n\n\n\n<li>\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3088\u308bSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u51e6\u7406\u306e\u67d4\u8edf\u6027<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PDO\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u4f8b\ntry {\n    $pdo = new PDO(\n        'mysql:host=localhost;dbname=myapp;charset=utf8mb4',\n        'username',\n        'password',\n        [PDO::ATTR_ERRMODE =&gt; PDO::ERRMODE_EXCEPTION]\n    );\n    \n    \/\/ \u3053\u308c\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\n    \n} catch (PDOException $e) {\n    \/\/ \u30a8\u30e9\u30fc\u51e6\u7406\n    echo \"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30a8\u30e9\u30fc: \" . $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-73\">\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u57fa\u672c<\/h3>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u306e\u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u306e\u7dad\u6301\u3084\u3001\u4e00\u6642\u7684\u306a\u30c7\u30fc\u30bf\u4fdd\u5b58\u306b\u306f<strong>\u30bb\u30c3\u30b7\u30e7\u30f3<\/strong>\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u958b\u59cb\nsession_start();\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u3078\u306e\u30c7\u30fc\u30bf\u4fdd\u5b58\n$_SESSION['user_id'] = 123;\n$_SESSION['username'] = 'yamada';\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u304b\u3089\u306e\u30c7\u30fc\u30bf\u53d6\u5f97\nif (isset($_SESSION['user_id'])) {\n    echo \"\u30ed\u30b0\u30a4\u30f3\u4e2d\u306e\u30e6\u30fc\u30b6\u30fcID: \" . $_SESSION['user_id'];\n}\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u7834\u68c4\uff08\u30ed\u30b0\u30a2\u30a6\u30c8\u6642\u306a\u3069\uff09\nsession_destroy();\n<\/pre>\n\n\n\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u3092\u9069\u5207\u306b\u884c\u3046\u3053\u3068\u3067\u3001\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u306aHTTP\u30d7\u30ed\u30c8\u30b3\u30eb\u4e0a\u3067\u30e6\u30fc\u30b6\u30fc\u306e\u72b6\u614b\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-74\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3078<\/h3>\n\n\n\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u7d9a\u3044\u3066\u3001\u3088\u308a\u8a73\u7d30\u306b\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u5b66\u3093\u3067\u3044\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>HTML\u30d5\u30a9\u30fc\u30e0\u3068PHP\u306e\u9023\u643a\u624b\u6cd5<\/strong> \u2013 GET\/POST\u306e\u9055\u3044\u3001\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u65b9\u6cd5\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/li>\n\n\n\n<li><strong>MySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a\u57fa\u790e<\/strong> \u2013 PDO\u3092\u4f7f\u3063\u305f\u5b9f\u88c5\u3001CRUD\u306e\u57fa\u672c\u64cd\u4f5c<\/li>\n\n\n\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u3092\u4f7f\u3063\u305f\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406<\/strong> \u2013 \u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u306e\u5b9f\u88c5\u4f8b<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8981\u7d20\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5b9f\u7528\u7684\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5e38\u306b\u610f\u8b58\u3057\u306a\u304c\u3089\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u5404\u8981\u7d20\u3092\u8a73\u3057\u304f\u5b66\u3093\u3067\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-75\">HTML\u30d5\u30a9\u30fc\u30e0\u3068PHP\u306e\u9023\u643a\u624b\u6cd5<\/h3>\n\n\n\n<p>\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u5165\u529b\u3092\u53d7\u3051\u53d6\u308b\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u304c\u57fa\u672c\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001HTML\u30d5\u30a9\u30fc\u30e0\u3068PHP\u3092\u5b89\u5168\u306b\u9023\u643a\u3055\u305b\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-76\">GET\/POST\u30e1\u30bd\u30c3\u30c9\u306e\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051<\/h4>\n\n\n\n<p>HTML\u30d5\u30a9\u30fc\u30e0\u3067\u306f\u4e3b\u306b2\u3064\u306eHTTP\u30e1\u30bd\u30c3\u30c9\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>GET\u30e1\u30bd\u30c3\u30c9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>URL\u306e\u30af\u30a8\u30ea\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u30c7\u30fc\u30bf\u3092\u9001\u4fe1<\/li>\n\n\n\n<li>\u30d6\u30c3\u30af\u30de\u30fc\u30af\u3084\u5171\u6709\u304c\u53ef\u80fd<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u306b\u5236\u9650\u304c\u3042\u308b\uff08URL\u306e\u9577\u3055\u306b\u4f9d\u5b58\uff09<\/li>\n\n\n\n<li>\u5c65\u6b74\u306b\u6b8b\u308b<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;form action=\"search.php\" method=\"get\"&gt;\n    &lt;input type=\"text\" name=\"keyword\" placeholder=\"\u691c\u7d22\u30ad\u30fc\u30ef\u30fc\u30c9\"&gt;\n    &lt;button type=\"submit\"&gt;\u691c\u7d22&lt;\/button&gt;\n&lt;\/form&gt;\n&lt;!-- \u9001\u4fe1\u5f8cURL: search.php?keyword=\u691c\u7d22\u8a9e --&gt;\n<\/pre>\n\n\n\n<p><strong>POST\u30e1\u30bd\u30c3\u30c9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30dc\u30c7\u30a3\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d<\/li>\n\n\n\n<li>\u30d6\u30c3\u30af\u30de\u30fc\u30af\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li>\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u53ef\u80fd<\/li>\n\n\n\n<li>\u5c65\u6b74\u306b\u6b8b\u3089\u306a\u3044<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;form action=\"register.php\" method=\"post\"&gt;\n    &lt;input type=\"text\" name=\"username\" placeholder=\"\u30e6\u30fc\u30b6\u30fc\u540d\"&gt;\n    &lt;input type=\"password\" name=\"password\" placeholder=\"\u30d1\u30b9\u30ef\u30fc\u30c9\"&gt;\n    &lt;button type=\"submit\"&gt;\u767b\u9332&lt;\/button&gt;\n&lt;\/form&gt;\n<\/pre>\n\n\n\n<p><strong>\u4f7f\u3044\u5206\u3051\u306e\u57fa\u6e96<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GET<\/strong>: \u30c7\u30fc\u30bf\u53d6\u5f97\u64cd\u4f5c\uff08\u691c\u7d22\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306a\u3069\uff09<\/li>\n\n\n\n<li><strong>POST<\/strong>: \u30c7\u30fc\u30bf\u5909\u66f4\u64cd\u4f5c\uff08\u767b\u9332\u3001\u66f4\u65b0\u3001\u524a\u9664\uff09\u3001\u6a5f\u5bc6\u60c5\u5831\u306e\u9001\u4fe1\u3001\u5927\u91cf\u30c7\u30fc\u30bf<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-77\">\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u53d7\u3051\u53d6\u308a\u65b9\u3068\u691c\u8a3c\u65b9\u6cd5<\/h4>\n\n\n\n<p>PHP\u3067\u306e\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u53d7\u3051\u53d6\u308a\u65b9\u306b\u306f\u8907\u6570\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>\u57fa\u672c\u7684\u306a\u53d7\u3051\u53d6\u308a\u65b9<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ GET\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u53d6\u5f97\n$keyword = $_GET['keyword'] ?? '';\n\n\/\/ POST\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u53d6\u5f97\n$username = $_POST['username'] ?? '';\n$password = $_POST['password'] ?? '';\n\n\/\/ GET\/POST\u3069\u3061\u3089\u3067\u3082\u53d6\u5f97\uff08\u975e\u63a8\u5968\uff09\n$data = $_REQUEST['data'] ?? '';\n<\/pre>\n\n\n\n<p><strong>\u3088\u308a\u5b89\u5168\u306a\u53d7\u3051\u53d6\u308a\u65b9\uff08filter_input\u95a2\u6570\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ GET\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5b89\u5168\u306a\u53d6\u5f97\n$keyword = filter_input(INPUT_GET, 'keyword', FILTER_SANITIZE_SPECIAL_CHARS);\n\n\/\/ POST\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5b89\u5168\u306a\u53d6\u5f97\u3068\u578b\u5909\u63db\n$age = filter_input(INPUT_POST, 'age', FILTER_VALIDATE_INT);\n$email = filter_input(INPUT_POST, 'email', FILTER_VALIDATE_EMAIL);\n<\/pre>\n\n\n\n<p><strong>\u5165\u529b\u30c7\u30fc\u30bf\u306e\u691c\u8a3c<\/strong>\uff1a<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u691c\u8a3c\u306f\u5fc5\u9808\u3067\u3059\u3002\u57fa\u672c\u7684\u306a\u691c\u8a3c\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5fc5\u9808\u30c1\u30a7\u30c3\u30af\nif (empty($_POST['username'])) {\n    $errors[] = '\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059';\n}\n\n\/\/ \u6587\u5b57\u6570\u30c1\u30a7\u30c3\u30af\nif (strlen($_POST['password']) &lt; 8) {\n    $errors[] = '\u30d1\u30b9\u30ef\u30fc\u30c9\u306f8\u6587\u5b57\u4ee5\u4e0a\u5fc5\u8981\u3067\u3059';\n}\n\n\/\/ \u30d1\u30bf\u30fc\u30f3\u30c1\u30a7\u30c3\u30af\uff08\u6b63\u898f\u8868\u73fe\uff09\nif (!preg_match('\/^[A-Za-z0-9_]{3,16}$\/', $_POST['username'])) {\n    $errors[] = '\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u82f1\u6570\u5b57\u3068\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u306e\u307f\u4f7f\u7528\u53ef\u80fd\u3067\u3059';\n}\n\n\/\/ \u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5f62\u5f0f\u30c1\u30a7\u30c3\u30af\nif (!filter_var($_POST['email'], FILTER_VALIDATE_EMAIL)) {\n    $errors[] = '\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044';\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-78\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\uff08XSS\u5bfe\u7b56\u306a\u3069\uff09\u306e\u57fa\u672c<\/h4>\n\n\n\n<p>\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u306b\u304a\u3051\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306f\u7279\u306b\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<p><strong>XSS\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\uff09\u5bfe\u7b56<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u8868\u793a\u524d\u306bHTML\u30a8\u30b9\u30b1\u30fc\u30d7\n$username = htmlspecialchars($_POST['username'], ENT_QUOTES, 'UTF-8');\necho \"\u3053\u3093\u306b\u3061\u306f\u3001{$username}\u3055\u3093\";\n\n\/\/ \u30d5\u30a9\u30fc\u30e0\u306e\u521d\u671f\u5024\u3068\u3057\u3066\u8868\u793a\u3059\u308b\u5834\u5408\necho '&lt;input type=\"text\" name=\"username\" value=\"' . htmlspecialchars($username, ENT_QUOTES, 'UTF-8') . '\"&gt;';\n<\/pre>\n\n\n\n<p><strong>CSRF\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30b8\u30a7\u30ea\uff09\u5bfe\u7b56<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a9\u30fc\u30e0\u306bCSRF\u30c8\u30fc\u30af\u30f3\u3092\u542b\u3081\u308b\nsession_start();\n$_SESSION['csrf_token'] = bin2hex(random_bytes(32));\n\n\/\/ HTML\u30d5\u30a9\u30fc\u30e0\u5185\u306b\u96a0\u3057\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u3057\u3066\u8ffd\u52a0\necho '&lt;input type=\"hidden\" name=\"csrf_token\" value=\"' . $_SESSION['csrf_token'] . '\"&gt;';\n\n\/\/ \u9001\u4fe1\u3055\u308c\u305f\u30c8\u30fc\u30af\u30f3\u3092\u691c\u8a3c\nif ($_POST['csrf_token'] !== $_SESSION['csrf_token']) {\n    die('\u4e0d\u6b63\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u3059');\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-79\">\u5b9f\u8df5\u7684\u306a\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u30d1\u30bf\u30fc\u30f3<\/h4>\n\n\n\n<p><strong>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u51e6\u7406<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_FILES['upload_file'])) {\n    $file = $_FILES['upload_file'];\n    \n    \/\/ \u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\n    if ($file['error'] !== UPLOAD_ERR_OK) {\n        $errors[] = '\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306b\u5931\u6557\u3057\u307e\u3057\u305f';\n    }\n    \n    \/\/ \u30d5\u30a1\u30a4\u30eb\u30bf\u30a4\u30d7\u30c1\u30a7\u30c3\u30af\n    $allowedTypes = ['image\/jpeg', 'image\/png', 'image\/gif'];\n    if (!in_array($file['type'], $allowedTypes)) {\n        $errors[] = '\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059';\n    }\n    \n    \/\/ \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u30c1\u30a7\u30c3\u30af\n    if ($file['size'] &gt; 2 * 1024 * 1024) { \/\/ 2MB\n        $errors[] = '\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3059\u304e\u307e\u3059';\n    }\n    \n    \/\/ \u30a8\u30e9\u30fc\u304c\u306a\u3051\u308c\u3070\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\n    if (empty($errors)) {\n        $uploadDir = 'uploads\/';\n        $filename = uniqid() . '-' . $file['name'];\n        if (move_uploaded_file($file['tmp_name'], $uploadDir . $filename)) {\n            echo '\u30d5\u30a1\u30a4\u30eb\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u307e\u3057\u305f';\n        }\n    }\n}\n<\/pre>\n\n\n\n<p><strong>\u8907\u6570\u9078\u629e\u306e\u51e6\u7406<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ HTML\u5074\n\/\/ &lt;form method=\"post\" action=\"process.php\"&gt;\n\/\/     &lt;p&gt;\u8208\u5473\u306e\u3042\u308b\u8a00\u8a9e\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a&lt;\/p&gt;\n\/\/     &lt;input type=\"checkbox\" name=\"languages[]\" value=\"php\"&gt; PHP\n\/\/     &lt;input type=\"checkbox\" name=\"languages[]\" value=\"javascript\"&gt; JavaScript\n\/\/     &lt;input type=\"checkbox\" name=\"languages[]\" value=\"python\"&gt; Python\n\/\/     &lt;button type=\"submit\"&gt;\u9001\u4fe1&lt;\/button&gt;\n\/\/ &lt;\/form&gt;\n\n\/\/ PHP\u5074\nif ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['languages'])) {\n    $selectedLanguages = $_POST['languages']; \/\/ \u914d\u5217\u3068\u3057\u3066\u53d7\u3051\u53d6\u308c\u308b\n    echo '\u9078\u629e\u3055\u308c\u305f\u8a00\u8a9e\uff1a';\n    foreach ($selectedLanguages as $language) {\n        echo htmlspecialchars($language) . ' ';\n    }\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-80\">\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5e38\u306b\u30c7\u30fc\u30bf\u3092\u691c\u8a3c\u3059\u308b<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u306f\u4fe1\u983c\u3057\u306a\u3044<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u8868\u793a<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u304c\u4fee\u6b63\u3067\u304d\u308b\u3088\u3046\u5177\u4f53\u7684\u306b<\/li>\n\n\n\n<li><strong>\u5165\u529b\u306e\u4fdd\u6301<\/strong>\uff1a\u30a8\u30e9\u30fc\u6642\u306b\u518d\u5165\u529b\u306e\u624b\u9593\u3092\u7701\u304f<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u3067\u306e\u691c\u8a3c<\/strong>\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u691c\u8a3c\u306f\u88dc\u52a9\u7684\u306b\u8003\u3048\u308b<\/li>\n\n\n\n<li><strong>CSRF\u5bfe\u7b56\u3092\u5fd8\u308c\u306a\u3044<\/strong>\uff1a\u91cd\u8981\u306a\u64cd\u4f5c\u306b\u306f\u5fc5\u305a\u30c8\u30fc\u30af\u30f3\u691c\u8a3c\u3092<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306aHTTP\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528<\/strong>\uff1aGET\/POST\u306e\u7279\u6027\u3092\u7406\u89e3\u3057\u3066\u4f7f\u3044\u5206\u3051\u308b<\/li>\n<\/ol>\n\n\n\n<p><strong>\u30d5\u30a9\u30fc\u30e0\u691c\u8a3c\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u6642\u306e\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    \/\/ \u691c\u8a3c\u30eb\u30fc\u30eb\u5b9a\u7fa9\n    $rules = [\n        'username' =&gt; [\n            'required' =&gt; true,\n            'pattern' =&gt; '\/^[A-Za-z0-9_]{3,16}$\/',\n            'message' =&gt; '\u30e6\u30fc\u30b6\u30fc\u540d\u306f3\u301c16\u6587\u5b57\u306e\u82f1\u6570\u5b57\u3068\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u306e\u307f\u4f7f\u7528\u53ef\u80fd\u3067\u3059'\n        ],\n        'email' =&gt; [\n            'required' =&gt; true,\n            'filter' =&gt; FILTER_VALIDATE_EMAIL,\n            'message' =&gt; '\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044'\n        ],\n        'age' =&gt; [\n            'filter' =&gt; FILTER_VALIDATE_INT,\n            'options' =&gt; ['min_range' =&gt; 18],\n            'message' =&gt; '\u5e74\u9f62\u306f18\u6b73\u4ee5\u4e0a\u306e\u6574\u6570\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044'\n        ]\n    ];\n    \n    $errors = [];\n    $data = [];\n    \n    \/\/ \u5404\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u691c\u8a3c\n    foreach ($rules as $field =&gt; $rule) {\n        $value = $_POST[$field] ?? '';\n        $data[$field] = $value; \/\/ \u5165\u529b\u5024\u3092\u4fdd\u6301\n        \n        if (!empty($rule['required']) &amp;&amp; empty($value)) {\n            $errors[$field] = \"{$field}\u306f\u5fc5\u9808\u9805\u76ee\u3067\u3059\";\n            continue;\n        }\n        \n        if (!empty($rule['pattern']) &amp;&amp; !preg_match($rule['pattern'], $value)) {\n            $errors[$field] = $rule['message'];\n        }\n        \n        if (!empty($rule['filter'])) {\n            $options = $rule['options'] ?? null;\n            if (filter_var($value, $rule['filter'], $options) === false) {\n                $errors[$field] = $rule['message'];\n            }\n        }\n    }\n    \n    \/\/ \u30a8\u30e9\u30fc\u304c\u306a\u3051\u308c\u3070\u51e6\u7406\u3092\u7d9a\u884c\n    if (empty($errors)) {\n        \/\/ \u6210\u529f\u6642\u306e\u51e6\u7406\uff08\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4fdd\u5b58\u306a\u3069\uff09\n        echo \"\u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u6210\u529f\uff01\";\n    }\n}\n<\/pre>\n\n\n\n<p>HTML\u30d5\u30a9\u30fc\u30e0\u3068PHP\u306e\u9023\u643a\u306f\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u57fa\u672c\u3067\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5e38\u306b\u610f\u8b58\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u9069\u5207\u306b\u691c\u8a3c\u30fb\u51e6\u7406\u3059\u308b\u3053\u3068\u3067\u3001\u5b89\u5168\u3067\u4f7f\u3044\u3084\u3059\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u30fb\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-81\">MySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a\u57fa\u790e<\/h3>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u591a\u304f\u306f\u3001\u30c7\u30fc\u30bf\u3092\u6c38\u7d9a\u7684\u306b\u4fdd\u5b58\u30fb\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5229\u7528\u3057\u307e\u3059\u3002PHP\u3068MySQL\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u304c\u3089\u3082\u5f37\u529b\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-82\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306e\u57fa\u672c\u624b\u9806<\/h4>\n\n\n\n<p>PHP\u304b\u3089MySQL\u306b\u63a5\u7d9a\u3059\u308b\u65b9\u6cd5\u306f\u4e3b\u306b2\u3064\u3042\u308a\u307e\u3059\u304c\u3001\u73fe\u5728\u306f**PDO\uff08PHP Data Objects\uff09**\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002PDO\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u62bd\u8c61\u5316\u30ec\u30a4\u30e4\u30fc\u3092\u63d0\u4f9b\u3057\u3001MySQL\u4ee5\u5916\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3082\u540c\u3058\u30b3\u30fc\u30c9\u3067\u5bfe\u5fdc\u3067\u304d\u308b\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>PDO\u3092\u4f7f\u3063\u305f\u63a5\u7d9a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">try {\n    \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\n    $dsn = 'mysql:host=localhost;dbname=myapp;charset=utf8mb4';\n    $username = 'db_user';\n    $password = 'db_password';\n    $options = [\n        PDO::ATTR_ERRMODE =&gt; PDO::ERRMODE_EXCEPTION, \/\/ \u30a8\u30e9\u30fc\u6642\u306b\u4f8b\u5916\u3092\u30b9\u30ed\u30fc\n        PDO::ATTR_DEFAULT_FETCH_MODE =&gt; PDO::FETCH_ASSOC, \/\/ \u9023\u60f3\u914d\u5217\u3068\u3057\u3066\u30d5\u30a7\u30c3\u30c1\n        PDO::ATTR_EMULATE_PREPARES =&gt; false, \/\/ \u672c\u7269\u306e\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\n    ];\n    \n    $pdo = new PDO($dsn, $username, $password, $options);\n    \n    \/\/ \u63a5\u7d9a\u6210\u529f\n    echo \"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3057\u307e\u3057\u305f\";\n    \n} catch (PDOException $e) {\n    \/\/ \u63a5\u7d9a\u30a8\u30e9\u30fc\n    die(\"\u63a5\u7d9a\u30a8\u30e9\u30fc: \" . $e-&gt;getMessage());\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-83\">PDO\u3092\u4f7f\u3063\u305f\u5b89\u5168\u306a\u30af\u30a8\u30ea\u5b9f\u884c\u65b9\u6cd5<\/h4>\n\n\n\n<p>SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u653b\u6483\u3092\u9632\u3050\u305f\u3081\u306b\u3001<strong>\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/strong>\u306e\u4f7f\u7528\u304c\u5fc5\u9808\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3068SQL\u30b3\u30fc\u30c9\u3092\u5206\u96e2\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u4f7f\u7528\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ 1. \u540d\u524d\u4ed8\u304d\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc\u3092\u4f7f\u7528\uff08\u63a8\u5968\uff09\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM users WHERE username = :username AND status = :status\");\n$stmt-&gt;execute([\n    ':username' =&gt; $username,\n    ':status' =&gt; 'active'\n]);\n\n\/\/ 2. \u7591\u554f\u7b26\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc\u3092\u4f7f\u7528\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM users WHERE username = ? AND status = ?\");\n$stmt-&gt;execute([$username, 'active']);\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-84\">CRUD\u306e\u57fa\u672c\u64cd\u4f5c\u3068\u5b9f\u88c5\u30b5\u30f3\u30d7\u30eb<\/h4>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u306e\u57fa\u672c\u306f\u300cCRUD\u300d\uff08Create, Read, Update, Delete\uff09\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u64cd\u4f5c\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>Create\uff08\u30c7\u30fc\u30bf\u4f5c\u6210\u30fb\u633f\u5165\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">try {\n    $stmt = $pdo-&gt;prepare(\"\n        INSERT INTO users (username, email, password, created_at) \n        VALUES (:username, :email, :password, NOW())\n    \");\n    \n    $result = $stmt-&gt;execute([\n        ':username' =&gt; $username,\n        ':email' =&gt; $email,\n        ':password' =&gt; password_hash($password, PASSWORD_DEFAULT) \/\/ \u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u30cf\u30c3\u30b7\u30e5\u5316\n    ]);\n    \n    if ($result) {\n        $userId = $pdo-&gt;lastInsertId(); \/\/ \u633f\u5165\u3055\u308c\u305f\u884c\u306eID\n        echo \"\u30e6\u30fc\u30b6\u30fc\u3092\u767b\u9332\u3057\u307e\u3057\u305f\uff08ID: {$userId}\uff09\";\n    }\n    \n} catch (PDOException $e) {\n    echo \"\u30a8\u30e9\u30fc: \" . $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<p><strong>Read\uff08\u30c7\u30fc\u30bf\u8aad\u307f\u53d6\u308a\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5358\u4e00\u884c\u306e\u53d6\u5f97\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM users WHERE id = :id\");\n$stmt-&gt;execute([':id' =&gt; $userId]);\n$user = $stmt-&gt;fetch(); \/\/ 1\u884c\u53d6\u5f97\n\nif ($user) {\n    echo \"\u30e6\u30fc\u30b6\u30fc\u540d: \" . htmlspecialchars($user['username']);\n} else {\n    echo \"\u30e6\u30fc\u30b6\u30fc\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\";\n}\n\n\/\/ \u8907\u6570\u884c\u306e\u53d6\u5f97\n$stmt = $pdo-&gt;prepare(\"SELECT * FROM products WHERE category = :category ORDER BY name\");\n$stmt-&gt;execute([':category' =&gt; $category]);\n$products = $stmt-&gt;fetchAll();\n\nforeach ($products as $product) {\n    echo htmlspecialchars($product['name']) . \": \" . $product['price'] . \"\u5186&lt;br&gt;\";\n}\n<\/pre>\n\n\n\n<p><strong>Update\uff08\u30c7\u30fc\u30bf\u66f4\u65b0\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">try {\n    $stmt = $pdo-&gt;prepare(\"\n        UPDATE users \n        SET email = :email, updated_at = NOW() \n        WHERE id = :id\n    \");\n    \n    $stmt-&gt;execute([\n        ':email' =&gt; $newEmail,\n        ':id' =&gt; $userId\n    ]);\n    \n    $rowCount = $stmt-&gt;rowCount(); \/\/ \u5f71\u97ff\u3092\u53d7\u3051\u305f\u884c\u6570\n    echo \"{$rowCount}\u4ef6\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3057\u307e\u3057\u305f\";\n    \n} catch (PDOException $e) {\n    echo \"\u66f4\u65b0\u30a8\u30e9\u30fc: \" . $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<p><strong>Delete\uff08\u30c7\u30fc\u30bf\u524a\u9664\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">try {\n    $stmt = $pdo-&gt;prepare(\"DELETE FROM users WHERE id = :id\");\n    $stmt-&gt;execute([':id' =&gt; $userId]);\n    \n    if ($stmt-&gt;rowCount() &gt; 0) {\n        echo \"\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3057\u307e\u3057\u305f\";\n    } else {\n        echo \"\u524a\u9664\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\";\n    }\n    \n} catch (PDOException $e) {\n    echo \"\u524a\u9664\u30a8\u30e9\u30fc: \" . $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-85\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u57fa\u672c<\/h4>\n\n\n\n<p>\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3092\u4e00\u9023\u306e\u51e6\u7406\u3068\u3057\u3066\u6271\u3044\u3001\u5168\u4f53\u304c\u6210\u529f\u3059\u308b\u304b\u5168\u4f53\u304c\u5931\u6557\u3059\u308b\u304b\u3092\u4fdd\u8a3c\u3059\u308b\u306e\u304c\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">try {\n    \/\/ \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u958b\u59cb\n    $pdo-&gt;beginTransaction();\n    \n    \/\/ \u51e6\u74061: \u6ce8\u6587\u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\n    $stmt1 = $pdo-&gt;prepare(\"INSERT INTO orders (user_id, total_amount) VALUES (:user_id, :total)\");\n    $stmt1-&gt;execute([':user_id' =&gt; $userId, ':total' =&gt; $totalAmount]);\n    $orderId = $pdo-&gt;lastInsertId();\n    \n    \/\/ \u51e6\u74062: \u6ce8\u6587\u8a73\u7d30\u30c6\u30fc\u30d6\u30eb\u306b\u5546\u54c1\u3054\u3068\u306b\u633f\u5165\n    foreach ($cartItems as $item) {\n        $stmt2 = $pdo-&gt;prepare(\"\n            INSERT INTO order_items (order_id, product_id, quantity, price) \n            VALUES (:order_id, :product_id, :quantity, :price)\n        \");\n        $stmt2-&gt;execute([\n            ':order_id' =&gt; $orderId,\n            ':product_id' =&gt; $item['product_id'],\n            ':quantity' =&gt; $item['quantity'],\n            ':price' =&gt; $item['price']\n        ]);\n        \n        \/\/ \u51e6\u74063: \u5728\u5eab\u3092\u6e1b\u3089\u3059\n        $stmt3 = $pdo-&gt;prepare(\"\n            UPDATE products \n            SET stock = stock - :quantity \n            WHERE id = :product_id AND stock &gt;= :quantity\n        \");\n        $result = $stmt3-&gt;execute([\n            ':product_id' =&gt; $item['product_id'],\n            ':quantity' =&gt; $item['quantity']\n        ]);\n        \n        \/\/ \u5728\u5eab\u4e0d\u8db3\u306a\u3089\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\n        if ($stmt3-&gt;rowCount() === 0) {\n            throw new Exception(\"\u5546\u54c1ID {$item['product_id']} \u306e\u5728\u5eab\u304c\u4e0d\u8db3\u3057\u3066\u3044\u307e\u3059\");\n        }\n    }\n    \n    \/\/ \u3059\u3079\u3066\u306e\u51e6\u7406\u304c\u6210\u529f\u3057\u305f\u3089\u30b3\u30df\u30c3\u30c8\n    $pdo-&gt;commit();\n    echo \"\u6ce8\u6587\u51e6\u7406\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\uff08\u6ce8\u6587ID: {$orderId}\uff09\";\n    \n} catch (Exception $e) {\n    \/\/ \u30a8\u30e9\u30fc\u304c\u3042\u308c\u3070\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\n    $pdo-&gt;rollBack();\n    echo \"\u6ce8\u6587\u51e6\u7406\u306b\u5931\u6557\u3057\u307e\u3057\u305f: \" . $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-86\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306b\u304a\u3051\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u63a5\u7d9a\u60c5\u5831\u306e\u7ba1\u7406<\/strong>\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a8d\u8a3c\u60c5\u5831\u306f\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306b\u5206\u96e2\u3057\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u5bfe\u8c61\u5916\u306b\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u4e00\u8cab\u3057\u305f\u4f7f\u7528<\/strong>\uff1a\u5168\u3066\u306e\u30af\u30a8\u30ea\u306b\u9069\u7528\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/strong>\uff1atry-catch\u3092\u4f7f\u3063\u3066\u30a8\u30e9\u30fc\u3092\u9069\u5207\u306b\u51e6\u7406\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306e\u6700\u9069\u5316<\/strong>\uff1a\u9069\u5207\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u5b9a\u3001\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u306e\u6d3b\u7528<\/li>\n\n\n\n<li><strong>\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316<\/strong>\uff1a\u5fc5\u8981\u306a\u30ab\u30e9\u30e0\u306e\u307f\u3092\u53d6\u5f97\u3057\u3001JOIN\u306e\u4f7f\u7528\u3092\u6700\u9069\u5316\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u4f8b\uff08config.php\uff09\nreturn [\n    'database' =&gt; [\n        'dsn' =&gt; 'mysql:host=localhost;dbname=myapp;charset=utf8mb4',\n        'username' =&gt; 'db_user',\n        'password' =&gt; 'db_password',\n        'options' =&gt; [ \/* PDO\u30aa\u30d7\u30b7\u30e7\u30f3 *\/ ]\n    ]\n];\n<\/pre>\n\n\n\n<p>PHP\u3068MySQL\u306e\u9023\u643a\u306f\u3001\u5805\u7262\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u57fa\u790e\u3067\u3059\u3002\u30d7\u30ea\u30da\u30a2\u30fc\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u9069\u5207\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5b89\u5168\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u306b\u6b20\u304b\u305b\u306a\u3044\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u306e\u6d3b\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-87\">\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u3092\u4f7f\u3063\u305f\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406<\/h3>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30e6\u30fc\u30b6\u30fc\u3092\u8b58\u5225\u3057\u3001\u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u3092\u7dad\u6301\u3059\u308b\u306b\u306f\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u306e\u7406\u89e3\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001PHP\u3067\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3068\u5b89\u5168\u306a\u5b9f\u88c5\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-88\">\u30bb\u30c3\u30b7\u30e7\u30f3\u958b\u59cb\u3068\u7ba1\u7406\u306e\u57fa\u672c<\/h4>\n\n\n\n<p><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u306f<\/strong>\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u30e6\u30fc\u30b6\u30fc\u306e\u30c7\u30fc\u30bf\u3092\u4e00\u6642\u7684\u306b\u4fdd\u5b58\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002HTTP\u304c\u672c\u6765\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\uff08\u72b6\u614b\u3092\u6301\u305f\u306a\u3044\uff09\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3053\u3068\u3067\u30e6\u30fc\u30b6\u30fc\u306e\u72b6\u614b\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u3068\u4f7f\u7528<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u958b\u59cb\uff08\u5fc5\u305aHTML\u51fa\u529b\u524d\u306b\u5b9f\u884c\uff09\nsession_start();\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u3078\u306e\u30c7\u30fc\u30bf\u4fdd\u5b58\n$_SESSION['user_id'] = 123;\n$_SESSION['username'] = 'yamada';\n$_SESSION['is_admin'] = false;\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u304b\u3089\u306e\u30c7\u30fc\u30bf\u53d6\u5f97\nif (isset($_SESSION['user_id'])) {\n    echo \"\u30ed\u30b0\u30a4\u30f3\u4e2d\u306e\u30e6\u30fc\u30b6\u30fcID: \" . $_SESSION['user_id'];\n}\n\n\/\/ \u7279\u5b9a\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u306e\u524a\u9664\nunset($_SESSION['temp_data']);\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u5b8c\u5168\u7834\u68c4\uff08\u30ed\u30b0\u30a2\u30a6\u30c8\u6642\u306a\u3069\uff09\nsession_destroy();\n<\/pre>\n\n\n\n<p><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u4ed5\u7d44\u307f<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>session_start()<\/code>\u3092\u547c\u3073\u51fa\u3059\u3068\u3001PHP\u306f\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092\u751f\u6210\u307e\u305f\u306f\u53d6\u5f97<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3ID\u306f\u901a\u5e38\u3001\u30af\u30c3\u30ad\u30fc\u3068\u3057\u3066\u30d6\u30e9\u30a6\u30b6\u306b\u9001\u4fe1\u3055\u308c\u308b\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u540d\u306f\u300cPHPSESSID\u300d\uff09<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u4e0a\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u304c\u4fdd\u5b58\u3055\u308c\u3001\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3068\u7d10\u3065\u3051\u3089\u308c\u308b<\/li>\n\n\n\n<li>\u4ee5\u964d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30bb\u30c3\u30b7\u30e7\u30f3ID\u304c\u9001\u4fe1\u3055\u308c\u3001\u30b5\u30fc\u30d0\u30fc\u306f\u305d\u308c\u3092\u4f7f\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u8b58\u5225<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-89\">\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u306e\u5b9f\u88c5\u4f8b<\/h4>\n\n\n\n<p><strong>\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u306e\u57fa\u672c\u7684\u306a\u6d41\u308c<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ed\u30b0\u30a4\u30f3\u51e6\u7406\uff08login.php\uff09\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    $email = filter_input(INPUT_POST, 'email', FILTER_VALIDATE_EMAIL);\n    $password = $_POST['password'] ?? '';\n    \n    if (!$email) {\n        $errors[] = '\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5f62\u5f0f\u304c\u6b63\u3057\u304f\u3042\u308a\u307e\u305b\u3093';\n    }\n    \n    if (empty($password)) {\n        $errors[] = '\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044';\n    }\n    \n    if (empty($errors)) {\n        try {\n            \/\/ \u30e6\u30fc\u30b6\u30fc\u306e\u691c\u7d22\n            $stmt = $pdo-&gt;prepare(\"SELECT * FROM users WHERE email = :email\");\n            $stmt-&gt;execute([':email' =&gt; $email]);\n            $user = $stmt-&gt;fetch();\n            \n            \/\/ \u30e6\u30fc\u30b6\u30fc\u304c\u5b58\u5728\u3057\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u4e00\u81f4\u3059\u308b\u5834\u5408\n            if ($user &amp;&amp; password_verify($password, $user['password'])) {\n                \/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u56fa\u5b9a\u5316\u653b\u6483\u3092\u9632\u6b62\u3059\u308b\u305f\u3081\u306b\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092\u518d\u751f\u6210\n                session_regenerate_id(true);\n                \n                \/\/ \u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u4fdd\u5b58\n                $_SESSION['user_id'] = $user['id'];\n                $_SESSION['username'] = $user['username'];\n                $_SESSION['user_role'] = $user['role'];\n                $_SESSION['last_activity'] = time(); \/\/ \u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\n                \n                \/\/ \u30ed\u30b0\u30a4\u30f3\u6210\u529f\u5f8c\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n                header('Location: dashboard.php');\n                exit;\n            } else {\n                $errors[] = '\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u307e\u305f\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u6b63\u3057\u304f\u3042\u308a\u307e\u305b\u3093';\n            }\n        } catch (PDOException $e) {\n            $errors[] = '\u30ed\u30b0\u30a4\u30f3\u51e6\u7406\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f';\n            \/\/ \u30a8\u30e9\u30fc\u30ed\u30b0\u306b\u8a18\u9332\n            error_log($e-&gt;getMessage());\n        }\n    }\n}\n<\/pre>\n\n\n\n<p><strong>\u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u306e\u30c1\u30a7\u30c3\u30af\u3068\u4fdd\u8b77\u3055\u308c\u305f\u30da\u30fc\u30b8<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ auth_check.php - \u8a8d\u8a3c\u5fc5\u9808\u30da\u30fc\u30b8\u3067\u8aad\u307f\u8fbc\u3080\u30d5\u30a1\u30a4\u30eb\nsession_start();\n\n\/\/ \u30ed\u30b0\u30a4\u30f3\u3057\u3066\u3044\u306a\u3044\u5834\u5408\nif (!isset($_SESSION['user_id'])) {\n    \/\/ \u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n    header('Location: login.php');\n    exit;\n}\n\n\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30c1\u30a7\u30c3\u30af\uff0830\u5206\u9593\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304c\u306a\u3044\u5834\u5408\uff09\n$timeout = 30 * 60; \/\/ 30\u5206\nif (isset($_SESSION['last_activity']) &amp;&amp; time() - $_SESSION['last_activity'] &gt; $timeout) {\n    \/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u7834\u68c4\n    session_unset();\n    session_destroy();\n    \n    \/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u5171\u306b\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u3078\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n    header('Location: login.php?timeout=1');\n    exit;\n}\n\n\/\/ \u6700\u7d42\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u6642\u9593\u3092\u66f4\u65b0\n$_SESSION['last_activity'] = time();\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-90\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305f\u30bb\u30c3\u30b7\u30e7\u30f3\u8a2d\u8a08<\/h4>\n\n\n\n<p><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u5bfe\u7b56<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3ID\u306e\u518d\u751f\u6210<\/strong>\uff1a\u30ed\u30b0\u30a4\u30f3\u6642\u3084\u6a29\u9650\u30ec\u30d9\u30eb\u306e\u5909\u66f4\u6642<\/li>\n\n\n\n<li><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8<\/strong>\uff1a\u4e00\u5b9a\u6642\u9593\u64cd\u4f5c\u304c\u306a\u3044\u5834\u5408\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u7121\u52b9\u5316<\/li>\n\n\n\n<li><strong>HTTPS\u306e\u4f7f\u7528<\/strong>\uff1a\u901a\u4fe1\u7d4c\u8def\u306e\u6697\u53f7\u5316<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306aCookie\u30d1\u30e9\u30e1\u30fc\u30bf\u8a2d\u5b9a<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u958b\u59cb\u524d\u306b\u30af\u30c3\u30ad\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\nini_set('session.cookie_httponly', 1); \/\/ JavaScript\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u3092\u9632\u6b62\nini_set('session.cookie_secure', 1);   \/\/ HTTPS\u63a5\u7d9a\u3067\u306e\u307f\u30af\u30c3\u30ad\u30fc\u3092\u9001\u4fe1\nini_set('session.cookie_samesite', 'Lax'); \/\/ \u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u5236\u9650\n\n\/\/ PHP 7.3\u4ee5\u964d\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3082\u53ef\u80fd\nsession_set_cookie_params([\n    'lifetime' =&gt; 3600,      \/\/ \u30af\u30c3\u30ad\u30fc\u306e\u6709\u52b9\u671f\u9650\uff08\u79d2\uff09\n    'path' =&gt; '\/',           \/\/ \u30af\u30c3\u30ad\u30fc\u304c\u6709\u52b9\u306a\u30d1\u30b9\n    'domain' =&gt; '',          \/\/ \u30af\u30c3\u30ad\u30fc\u304c\u6709\u52b9\u306a\u30c9\u30e1\u30a4\u30f3\n    'secure' =&gt; true,        \/\/ HTTPS\u63a5\u7d9a\u3067\u306e\u307f\u9001\u4fe1\n    'httponly' =&gt; true,      \/\/ JavaScript\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u3092\u9632\u6b62\n    'samesite' =&gt; 'Lax'      \/\/ \u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u5236\u9650\n]);\n\nsession_start();\n<\/pre>\n\n\n\n<p><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u56fa\u5b9a\u5316\u653b\u6483\u306e\u5bfe\u7b56<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ed\u30b0\u30a4\u30f3\u6210\u529f\u6642\u306b\u306f\u5fc5\u305a <code>session_regenerate_id(true)<\/code> \u3092\u5b9f\u884c\u3057\u3001\u65b0\u3057\u3044\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092\u751f\u6210<\/li>\n<\/ul>\n\n\n\n<p><strong>CSRF\u5bfe\u7b56<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u64cd\u4f5c\uff08\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5909\u66f4\u306a\u3069\uff09\u306b\u306f\u3001\u30ef\u30f3\u30bf\u30a4\u30e0\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u7528<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d5\u30a9\u30fc\u30e0\u8868\u793a\u6642\u306b\u30c8\u30fc\u30af\u30f3\u3092\u751f\u6210\n$_SESSION['csrf_token'] = bin2hex(random_bytes(32));\n\n\/\/ \u30d5\u30a9\u30fc\u30e0\u306b\u30c8\u30fc\u30af\u30f3\u3092\u57cb\u3081\u8fbc\u3080\necho '&lt;input type=\"hidden\" name=\"csrf_token\" value=\"' . $_SESSION['csrf_token'] . '\"&gt;';\n\n\/\/ \u9001\u4fe1\u3055\u308c\u305f\u30c8\u30fc\u30af\u30f3\u3092\u691c\u8a3c\nif (!isset($_POST['csrf_token']) || $_POST['csrf_token'] !== $_SESSION['csrf_token']) {\n    die('\u4e0d\u6b63\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u3059');\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-91\">\u30af\u30c3\u30ad\u30fc\u306e\u8a2d\u5b9a\u3068\u6c38\u7d9a\u7684\u30ed\u30b0\u30a4\u30f3\uff08Remember Me\u6a5f\u80fd\uff09<\/h4>\n\n\n\n<p><strong>\u30af\u30c3\u30ad\u30fc\u306e\u57fa\u672c\u7684\u306a\u8a2d\u5b9a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30af\u30c3\u30ad\u30fc\u306e\u8a2d\u5b9a\nsetcookie(\n    'user_pref',         \/\/ \u30af\u30c3\u30ad\u30fc\u540d\n    'dark_mode',         \/\/ \u5024\n    [                    \/\/ \u30aa\u30d7\u30b7\u30e7\u30f3\uff08PHP 7.3\u4ee5\u964d\uff09\n        'expires' =&gt; time() + 30 * 24 * 60 * 60, \/\/ 30\u65e5\u9593\n        'path' =&gt; '\/',\n        'domain' =&gt; '',\n        'secure' =&gt; true,\n        'httponly' =&gt; true,\n        'samesite' =&gt; 'Strict'\n    ]\n);\n\n\/\/ \u30af\u30c3\u30ad\u30fc\u306e\u5024\u306e\u53d6\u5f97\n$userPref = $_COOKIE['user_pref'] ?? 'light_mode';\n<\/pre>\n\n\n\n<p><strong>Remember Me\u6a5f\u80fd\u306e\u5b89\u5168\u306a\u5b9f\u88c5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ed\u30b0\u30a4\u30f3\u51e6\u7406\u6642\uff08\u300c\u30ed\u30b0\u30a4\u30f3\u3092\u8a18\u61b6\u3059\u308b\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u30c1\u30a7\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u5834\u5408\uff09\nif (isset($_POST['remember_me'])) {\n    \/\/ \u30bb\u30ad\u30e5\u30a2\u306a\u30e9\u30f3\u30c0\u30e0\u30c8\u30fc\u30af\u30f3\u3092\u751f\u6210\n    $token = bin2hex(random_bytes(32));\n    $selector = bin2hex(random_bytes(8));\n    \n    \/\/ \u30c8\u30fc\u30af\u30f3\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\uff08\u6709\u52b9\u671f\u9650\u4ed8\u304d\uff09\n    $expiry = date('Y-m-d H:i:s', time() + 30 * 24 * 60 * 60); \/\/ 30\u65e5\u9593\n    $hashedToken = password_hash($token, PASSWORD_DEFAULT);\n    \n    $stmt = $pdo-&gt;prepare(\"\n        INSERT INTO auth_tokens (user_id, selector, token, expires_at) \n        VALUES (:user_id, :selector, :token, :expires)\n    \");\n    $stmt-&gt;execute([\n        ':user_id' =&gt; $user['id'],\n        ':selector' =&gt; $selector,\n        ':token' =&gt; $hashedToken,\n        ':expires' =&gt; $expiry\n    ]);\n    \n    \/\/ \u30af\u30c3\u30ad\u30fc\u306b\u4fdd\u5b58\uff08\u30bb\u30ec\u30af\u30bf\u30fc:\u30c8\u30fc\u30af\u30f3\u306e\u5f62\u5f0f\uff09\n    setcookie(\n        'remember_me',\n        $selector . ':' . $token,\n        [\n            'expires' =&gt; time() + 30 * 24 * 60 * 60,\n            'path' =&gt; '\/',\n            'secure' =&gt; true,\n            'httponly' =&gt; true,\n            'samesite' =&gt; 'Lax'\n        ]\n    );\n}\n<\/pre>\n\n\n\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u30af\u30c3\u30ad\u30fc\u3092\u9069\u5207\u306b\u4f7f\u3044\u5206\u3051\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u914d\u616e\u3057\u3066\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u5b89\u5168\u3067\u4f7f\u3044\u3084\u3059\u3044\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5fc5\u305a <code>password_hash()<\/code> \u3067\u30cf\u30c3\u30b7\u30e5\u5316\u3057\u3001\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u4fdd\u5b58\u3057\u306a\u3044\u3088\u3046\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u77e5\u8b58\u3092\u6d3b\u304b\u3057\u305f\u5b9f\u8df5\u7684\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-92\">\u5b9f\u8df5\u8ab2\u984c\uff5c\u30df\u30cbWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u307f\u3088\u3046<\/h2>\n\n\n\n<p>\u3053\u3053\u307e\u3067PHP\u306e\u57fa\u790e\u6587\u6cd5\u304b\u3089\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u307e\u3067\u5b66\u3093\u3067\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u300c\u77e5\u8b58\u300d\u3060\u3051\u3067\u306a\u304f\u300c\u5b9f\u8df5\u300d\u304c\u3042\u3063\u3066\u3053\u305d\u8eab\u306b\u3064\u304f\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u3066\u4f5c\u308b\u30df\u30cbWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u901a\u3058\u3066\u3001\u3053\u308c\u307e\u3067\u306e\u77e5\u8b58\u3092\u7d71\u5408\u3057\u5fdc\u7528\u529b\u3092\u990a\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-93\">\u5b9f\u8df5\u5b66\u7fd2\u306e\u91cd\u8981\u6027<\/h3>\n\n\n\n<p>\u5358\u306b\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3060\u308a\u66f8\u304d\u5199\u3057\u305f\u308a\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u306f\u8eab\u306b\u3064\u304d\u307e\u305b\u3093\u3002\u5b9f\u8df5\u8ab2\u984c\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u3067\u5f97\u3089\u308c\u308b\u30e1\u30ea\u30c3\u30c8\u306f\u6570\u591a\u304f\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u77e5\u8b58\u306e\u5b9a\u7740<\/strong>: \u5b9f\u969b\u306b\u4f7f\u3046\u3053\u3068\u3067\u8a18\u61b6\u306b\u6b8b\u308a\u3084\u3059\u304f\u306a\u308b<\/li>\n\n\n\n<li><strong>\u5fdc\u7528\u529b\u306e\u5411\u4e0a<\/strong>: \u65b0\u3057\u3044\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u80fd\u529b\u304c\u990a\u308f\u308c\u308b<\/li>\n\n\n\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u30b9\u30ad\u30eb\u306e\u7fd2\u5f97<\/strong>: \u30a8\u30e9\u30fc\u5bfe\u5fdc\u306e\u7d4c\u9a13\u3092\u7a4d\u3081\u308b<\/li>\n\n\n\n<li><strong>\u9054\u6210\u611f<\/strong>: \u52d5\u304f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u559c\u3073\u3092\u4f53\u9a13\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u306e\u69cb\u7bc9<\/strong>: \u5c31\u8077\u30fb\u8ee2\u8077\u6d3b\u52d5\u3067\u5b9f\u7e3e\u3068\u3057\u3066\u793a\u305b\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-94\">\u53d6\u308a\u7d44\u3080\u5b9f\u8df5\u8ab2\u984c\u306e\u6982\u8981<\/h3>\n\n\n\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u30df\u30cb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u6bb5\u968e\u7684\u306b\u9032\u3081\u3066\u3044\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7c21\u6613\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u7bc9<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u304b\u3089\u59cb\u3081\u308b\u958b\u767a\u30d5\u30ed\u30fc<\/li>\n\n\n\n<li>\u6295\u7a3f\u3001\u8868\u793a\u3001\u7de8\u96c6\u3001\u524a\u9664\u6a5f\u80fd\u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u65b9\u6cd5<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>PHP\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u5b9f\u88c5<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30d5\u30a9\u30fc\u30e0\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u51e6\u7406<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3068\u6ce8\u610f\u70b9<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u3068\u30a8\u30e9\u30fc\u5bfe\u7b56\u306e\u5b9f\u8df5\u30c6\u30af\u30cb\u30c3\u30af<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u8868\u793a\u8a2d\u5b9a\u3068\u30c7\u30d0\u30c3\u30b0\u30e2\u30fc\u30c9<\/li>\n\n\n\n<li>\u30ed\u30b0\u51fa\u529b\u3068\u6d3b\u7528\u6cd5<\/li>\n\n\n\n<li>\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8ab2\u984c\u306f\u72ec\u7acb\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6bb5\u968e\u7684\u306b\u96e3\u6613\u5ea6\u304c\u4e0a\u304c\u308b\u3088\u3046\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u5b9f\u969b\u306e\u73fe\u5834\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6a5f\u80fd\u3070\u304b\u308a\u306a\u306e\u3067\u3001\u5b66\u7fd2\u52b9\u679c\u304c\u9ad8\u3044\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-95\">\u52b9\u679c\u7684\u306a\u5b9f\u8df5\u5b66\u7fd2\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>\u30df\u30cb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u9032\u3081\u308b\u3068\u30b9\u30e0\u30fc\u30ba\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5c0f\u3055\u304f\u59cb\u3081\u308b<\/strong>: \u4e00\u5ea6\u306b\u3059\u3079\u3066\u306e\u6a5f\u80fd\u3092\u4f5c\u308d\u3046\u3068\u305b\u305a\u3001\u6700\u5c0f\u9650\u306e\u6a5f\u80fd\u304b\u3089\u59cb\u3081\u308b<\/li>\n\n\n\n<li><strong>\u6bb5\u968e\u7684\u306b\u62e1\u5f35\u3059\u308b<\/strong>: \u57fa\u672c\u6a5f\u80fd\u304c\u52d5\u3044\u305f\u3089\u3001\u5c11\u3057\u305a\u3064\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304f<\/li>\n\n\n\n<li><strong>\u3053\u307e\u3081\u306b\u30c6\u30b9\u30c8\u3059\u308b<\/strong>: \u5c0f\u3055\u306a\u5909\u66f4\u3054\u3068\u306b\u52d5\u4f5c\u78ba\u8a8d\u3092\u3057\u3066\u3001\u554f\u984c\u3092\u65e9\u671f\u767a\u898b\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30c9\u3092\u6574\u7406\u3059\u308b<\/strong>: \u6a5f\u80fd\u8ffd\u52a0\u306e\u5ea6\u306b\u3001\u30b3\u30fc\u30c9\u306e\u6574\u7406\u3068\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3092\u884c\u3046<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u610f\u8b58\u3059\u308b<\/strong>: \u5b9f\u88c5\u306e\u5404\u6bb5\u968e\u3067\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u8003\u616e\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-96\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u6210\u529f\u306e\u305f\u3081\u306e\u30d2\u30f3\u30c8<\/h3>\n\n\n\n<p>\u521d\u3081\u3066\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u610f\u8b58\u3059\u308b\u3068\u3088\u3044\u3067\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8a08\u753b\u3092\u7acb\u3066\u308b<\/strong>: \u6700\u521d\u306b\u7c21\u5358\u306a\u4ed5\u69d8\u66f8\u3084\u30ef\u30a4\u30e4\u30fc\u30d5\u30ec\u30fc\u30e0\u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n<li><strong>\u65e2\u5b58\u30b3\u30fc\u30c9\u3092\u53c2\u8003\u306b\u3059\u308b<\/strong>: \u30bc\u30ed\u304b\u3089\u66f8\u304f\u3088\u308a\u3001\u826f\u3044\u30b3\u30fc\u30c9\u4f8b\u3092\u53c2\u8003\u306b\u3059\u308b\u3068\u52b9\u7387\u7684<\/li>\n\n\n\n<li><strong>\u60a9\u307f\u3059\u304e\u306a\u3044<\/strong>: \u5b8c\u74a7\u3092\u6c42\u3081\u3059\u304e\u305a\u3001\u307e\u305a\u306f\u52d5\u304f\u3082\u306e\u3092\u4f5c\u308b\u3053\u3068\u3092\u512a\u5148\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u3092\u6050\u308c\u306a\u3044<\/strong>: \u30a8\u30e9\u30fc\u306f\u5b66\u7fd2\u306e\u4e00\u90e8\u3001\u3080\u3057\u308d\u7a4d\u6975\u7684\u306b\u89e3\u6c7a\u3057\u3066\u3044\u304f\u59ff\u52e2\u304c\u5927\u5207<\/li>\n\n\n\n<li><strong>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3092\u6d3b\u7528\u3059\u308b<\/strong>: \u308f\u304b\u3089\u306a\u3044\u3053\u3068\u306fPHP\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3084\u30d5\u30a9\u30fc\u30e9\u30e0\u3067\u8cea\u554f\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-97\">\u5b9f\u8df5\u8ab2\u984c\u3068\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa<\/h3>\n\n\n\n<p>\u4f5c\u6210\u3057\u305f\u30df\u30cb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u305c\u3072GitHub\u306a\u3069\u3067\u516c\u958b\u3057\u3066\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u3068\u3057\u3066\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u305d\u306e\u969b\u3001\u4ee5\u4e0b\u306e\u70b9\u3092\u610f\u8b58\u3059\u308b\u3068\u8a55\u4fa1\u304c\u9ad8\u307e\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306b\u30b3\u30e1\u30f3\u30c8\u3092\u9069\u5207\u306b\u5165\u308c\u308b<\/li>\n\n\n\n<li>README\u30d5\u30a1\u30a4\u30eb\u3067\u6a5f\u80fd\u3084\u4f7f\u3044\u65b9\u3092\u8aac\u660e\u3059\u308b<\/li>\n\n\n\n<li>\u5de5\u592b\u3057\u305f\u70b9\u3084\u82e6\u52b4\u3057\u305f\u70b9\u3082\u8a18\u9332\u3057\u3066\u304a\u304f<\/li>\n\n\n\n<li>\u4eca\u5f8c\u306e\u6539\u5584\u70b9\u3092\u660e\u8a18\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-98\">\u307e\u3068\u3081\u3068\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h3>\n\n\n\n<p>\u5b9f\u8df5\u8ab2\u984c\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u3067\u3001PHP\u306e\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u3092\u4f53\u7cfb\u7684\u306b\u7406\u89e3\u3057\u3001\u5b9f\u969b\u306b\u4f7f\u3048\u308b\u30b9\u30ad\u30eb\u3068\u3057\u3066\u8eab\u306b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u300c\u77e5\u3063\u3066\u3044\u308b\u300d\u304b\u3089\u300c\u3067\u304d\u308b\u300d\u3078\u3068\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\u3057\u3001Web\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u57fa\u790e\u4f53\u529b\u3092\u990a\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306f\u3001\u307e\u305a\u7c21\u6613\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u7bc9\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u57fa\u672c\u304b\u3089\u6295\u7a3f\u6a5f\u80fd\u306e\u5b9f\u88c5\u3001\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u307e\u3067\u3001\u5b9f\u7528\u7684\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u6d41\u308c\u3092\u4f53\u9a13\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-99\">\u7c21\u6613\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u7bc9\u624b\u9806<\/h3>\n\n\n\n<p>\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306fWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u672c\u5f62\u3067\u3042\u308a\u3001CRUD\u64cd\u4f5c\uff08Create, Read, Update, Delete\uff09\u3084\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u3001\u591a\u304f\u306eWeb\u30b5\u30a4\u30c8\u3067\u4f7f\u308f\u308c\u308b\u6a5f\u80fd\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001PHP\u3068MySQL\u3092\u4f7f\u3063\u305f\u7c21\u6613\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u7bc9\u624b\u9806\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-100\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u304b\u3089\u59cb\u3081\u308b\u958b\u767a\u30d5\u30ed\u30fc<\/h4>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u306f\u3001\u307e\u305a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u304b\u3089\u59cb\u3081\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u306b\u5fc5\u8981\u306a\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>posts \u30c6\u30fc\u30d6\u30eb\uff08\u6295\u7a3f\u60c5\u5831\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">CREATE TABLE posts (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    user_id INT NOT NULL,\n    title VARCHAR(255) NOT NULL,\n    content TEXT NOT NULL,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,\n    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,\n    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE\n);\n<\/pre>\n\n\n\n<p><strong>users \u30c6\u30fc\u30d6\u30eb\uff08\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL UNIQUE,\n    email VARCHAR(100) NOT NULL UNIQUE,\n    password VARCHAR(255) NOT NULL,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n);\n<\/pre>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9069\u5207\u306a\u578b\u3068\u9577\u3055\u306e\u8a2d\u5b9a\uff08VARCHAR, TEXT, INT\u306a\u3069\uff09<\/li>\n\n\n\n<li>\u4e3b\u30ad\u30fc\u3068\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u306e\u8a2d\u5b9a\uff08\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\uff09<\/li>\n\n\n\n<li>\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u30ab\u30e9\u30e0\u306e\u8ffd\u52a0\uff08\u4f5c\u6210\u65e5\u6642\u3001\u66f4\u65b0\u65e5\u6642\uff09<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u8a2d\u5b9a\uff08\u691c\u7d22\u52b9\u7387\u306e\u5411\u4e0a\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-101\">\u6295\u7a3f\u3001\u8868\u793a\u3001\u7de8\u96c6\u3001\u524a\u9664\u6a5f\u80fd\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<p>\u63b2\u793a\u677f\u306e\u57fa\u672c\u6a5f\u80fd\u3067\u3042\u308bCRUD\u64cd\u4f5c\u3092\u5b9f\u88c5\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>1. \u5171\u901a\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\uff08config.php\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u60c5\u5831\ndefine('DB_HOST', 'localhost');\ndefine('DB_USER', 'root');\ndefine('DB_PASS', '');\ndefine('DB_NAME', 'bulletin_board');\n\n\/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\nfunction connectDB() {\n    try {\n        $dsn = \"mysql:host=\" . DB_HOST . \";dbname=\" . DB_NAME . \";charset=utf8mb4\";\n        $options = [\n            PDO::ATTR_ERRMODE =&gt; PDO::ERRMODE_EXCEPTION,\n            PDO::ATTR_DEFAULT_FETCH_MODE =&gt; PDO::FETCH_ASSOC,\n            PDO::ATTR_EMULATE_PREPARES =&gt; false,\n        ];\n        return new PDO($dsn, DB_USER, DB_PASS, $options);\n    } catch (PDOException $e) {\n        exit('\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30a8\u30e9\u30fc: ' . $e-&gt;getMessage());\n    }\n}\n\n\/\/ XSS\u5bfe\u7b56\u7528\u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\nfunction h($str) {\n    return htmlspecialchars($str, ENT_QUOTES, 'UTF-8');\n}\n?&gt;\n<\/pre>\n\n\n\n<p><strong>2. \u6295\u7a3f\u4e00\u89a7\u8868\u793a\u6a5f\u80fd\uff08index.php\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\nrequire_once 'config.php';\n\n\/\/ 1\u30da\u30fc\u30b8\u3042\u305f\u308a\u306e\u8868\u793a\u4ef6\u6570\n$per_page = 10;\n\n\/\/ \u73fe\u5728\u306e\u30da\u30fc\u30b8\u756a\u53f7\uff08GET\u30d1\u30e9\u30e1\u30fc\u30bf\u304b\u3089\u53d6\u5f97\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306f1\uff09\n$page = isset($_GET['page']) ? max(1, (int)$_GET['page']) : 1;\n\n\/\/ \u30aa\u30d5\u30bb\u30c3\u30c8\uff08\u958b\u59cb\u4f4d\u7f6e\uff09\u3092\u8a08\u7b97\n$offset = ($page - 1) * $per_page;\n\n\/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\n$pdo = connectDB();\n\n\/\/ \u6295\u7a3f\u306e\u7dcf\u6570\u3092\u53d6\u5f97\n$stmt = $pdo-&gt;query(\"SELECT COUNT(*) FROM posts\");\n$total_posts = $stmt-&gt;fetchColumn();\n\n\/\/ \u7dcf\u30da\u30fc\u30b8\u6570\u3092\u8a08\u7b97\n$total_pages = ceil($total_posts \/ $per_page);\n\n\/\/ \u6295\u7a3f\u3092\u53d6\u5f97\uff08\u30e6\u30fc\u30b6\u30fc\u540d\u3082\u7d50\u5408\uff09\n$stmt = $pdo-&gt;prepare(\"\n    SELECT p.*, u.username \n    FROM posts p\n    JOIN users u ON p.user_id = u.id\n    ORDER BY p.created_at DESC\n    LIMIT :per_page OFFSET :offset\n\");\n$stmt-&gt;bindParam(':per_page', $per_page, PDO::PARAM_INT);\n$stmt-&gt;bindParam(':offset', $offset, PDO::PARAM_INT);\n$stmt-&gt;execute();\n$posts = $stmt-&gt;fetchAll();\n?&gt;\n\n&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u7c21\u6613\u63b2\u793a\u677f&lt;\/title&gt;\n    &lt;meta charset=\"UTF-8\"&gt;\n    &lt;link rel=\"stylesheet\" href=\"style.css\"&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;div class=\"container\"&gt;\n        &lt;h1&gt;\u7c21\u6613\u63b2\u793a\u677f&lt;\/h1&gt;\n        \n        &lt;!-- \u65b0\u898f\u6295\u7a3f\u30dc\u30bf\u30f3 --&gt;\n        &lt;div class=\"actions\"&gt;\n            &lt;a href=\"create.php\" class=\"btn\"&gt;\u65b0\u898f\u6295\u7a3f&lt;\/a&gt;\n        &lt;\/div&gt;\n        \n        &lt;!-- \u6295\u7a3f\u4e00\u89a7 --&gt;\n        &lt;?php if (empty($posts)): ?&gt;\n            &lt;p&gt;\u6295\u7a3f\u304c\u3042\u308a\u307e\u305b\u3093\u3002&lt;\/p&gt;\n        &lt;?php else: ?&gt;\n            &lt;div class=\"posts\"&gt;\n                &lt;?php foreach ($posts as $post): ?&gt;\n                    &lt;div class=\"post\"&gt;\n                        &lt;h2&gt;&lt;?= h($post['title']) ?&gt;&lt;\/h2&gt;\n                        &lt;div class=\"meta\"&gt;\n                            \u6295\u7a3f\u8005: &lt;?= h($post['username']) ?&gt; | \n                            \u6295\u7a3f\u65e5\u6642: &lt;?= h($post['created_at']) ?&gt;\n                        &lt;\/div&gt;\n                        &lt;div class=\"content\"&gt;\n                            &lt;?= nl2br(h($post['content'])) ?&gt;\n                        &lt;\/div&gt;\n                        &lt;div class=\"actions\"&gt;\n                            &lt;a href=\"edit.php?id=&lt;?= $post['id'] ?&gt;\" class=\"btn\"&gt;\u7de8\u96c6&lt;\/a&gt;\n                            &lt;a href=\"delete.php?id=&lt;?= $post['id'] ?&gt;\" class=\"btn btn-danger\" onclick=\"return confirm('\u672c\u5f53\u306b\u524a\u9664\u3057\u307e\u3059\u304b\uff1f')\"&gt;\u524a\u9664&lt;\/a&gt;\n                        &lt;\/div&gt;\n                    &lt;\/div&gt;\n                &lt;?php endforeach; ?&gt;\n            &lt;\/div&gt;\n            \n            &lt;!-- \u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3 --&gt;\n            &lt;?php if ($total_pages &gt; 1): ?&gt;\n                &lt;div class=\"pagination\"&gt;\n                    &lt;?php if ($page &gt; 1): ?&gt;\n                        &lt;a href=\"?page=&lt;?= $page - 1 ?&gt;\" class=\"btn\"&gt;\u524d\u306e\u30da\u30fc\u30b8&lt;\/a&gt;\n                    &lt;?php endif; ?&gt;\n                    \n                    &lt;?php for ($i = 1; $i &lt;= $total_pages; $i++): ?&gt;\n                        &lt;?php if ($i == $page): ?&gt;\n                            &lt;span class=\"current\"&gt;&lt;?= $i ?&gt;&lt;\/span&gt;\n                        &lt;?php else: ?&gt;\n                            &lt;a href=\"?page=&lt;?= $i ?&gt;\"&gt;&lt;?= $i ?&gt;&lt;\/a&gt;\n                        &lt;?php endif; ?&gt;\n                    &lt;?php endfor; ?&gt;\n                    \n                    &lt;?php if ($page &lt; $total_pages): ?&gt;\n                        &lt;a href=\"?page=&lt;?= $page + 1 ?&gt;\" class=\"btn\"&gt;\u6b21\u306e\u30da\u30fc\u30b8&lt;\/a&gt;\n                    &lt;?php endif; ?&gt;\n                &lt;\/div&gt;\n            &lt;?php endif; ?&gt;\n        &lt;?php endif; ?&gt;\n    &lt;\/div&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n\n\n\n<p><strong>3. \u6295\u7a3f\u4f5c\u6210\u6a5f\u80fd\uff08create.php\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\nrequire_once 'config.php';\n\n\/\/ \u4eee\u306e\u30e6\u30fc\u30b6\u30fcID\uff08\u5b9f\u969b\u306f\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u3068\u9023\u643a\uff09\n$user_id = 1;\n\n\/\/ \u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u6642\u306e\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    $title = trim($_POST['title'] ?? '');\n    $content = trim($_POST['content'] ?? '');\n    $errors = [];\n    \n    \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\n    if (empty($title)) {\n        $errors['title'] = '\u30bf\u30a4\u30c8\u30eb\u306f\u5fc5\u9808\u3067\u3059';\n    } elseif (mb_strlen($title) &gt; 255) {\n        $errors['title'] = '\u30bf\u30a4\u30c8\u30eb\u306f255\u6587\u5b57\u4ee5\u5185\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044';\n    }\n    \n    if (empty($content)) {\n        $errors['content'] = '\u672c\u6587\u306f\u5fc5\u9808\u3067\u3059';\n    }\n    \n    \/\/ \u30a8\u30e9\u30fc\u304c\u306a\u3051\u308c\u3070\u6295\u7a3f\u3092\u4fdd\u5b58\n    if (empty($errors)) {\n        try {\n            $pdo = connectDB();\n            $stmt = $pdo-&gt;prepare(\"\n                INSERT INTO posts (user_id, title, content) \n                VALUES (:user_id, :title, :content)\n            \");\n            $stmt-&gt;execute([\n                ':user_id' =&gt; $user_id,\n                ':title' =&gt; $title,\n                ':content' =&gt; $content\n            ]);\n            \n            \/\/ \u6295\u7a3f\u4e00\u89a7\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\n            header('Location: index.php');\n            exit;\n        } catch (PDOException $e) {\n            $errors['db'] = '\u6295\u7a3f\u306e\u4fdd\u5b58\u306b\u5931\u6557\u3057\u307e\u3057\u305f: ' . $e-&gt;getMessage();\n        }\n    }\n}\n?&gt;\n\n&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u65b0\u898f\u6295\u7a3f | \u7c21\u6613\u63b2\u793a\u677f&lt;\/title&gt;\n    &lt;meta charset=\"UTF-8\"&gt;\n    &lt;link rel=\"stylesheet\" href=\"style.css\"&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;div class=\"container\"&gt;\n        &lt;h1&gt;\u65b0\u898f\u6295\u7a3f&lt;\/h1&gt;\n        \n        &lt;?php if (!empty($errors['db'])): ?&gt;\n            &lt;div class=\"error\"&gt;&lt;?= h($errors['db']) ?&gt;&lt;\/div&gt;\n        &lt;?php endif; ?&gt;\n        \n        &lt;form method=\"post\"&gt;\n            &lt;div class=\"form-group\"&gt;\n                &lt;label for=\"title\"&gt;\u30bf\u30a4\u30c8\u30eb&lt;\/label&gt;\n                &lt;input type=\"text\" id=\"title\" name=\"title\" value=\"&lt;?= h($title ?? '') ?&gt;\"&gt;\n                &lt;?php if (!empty($errors['title'])): ?&gt;\n                    &lt;div class=\"error\"&gt;&lt;?= h($errors['title']) ?&gt;&lt;\/div&gt;\n                &lt;?php endif; ?&gt;\n            &lt;\/div&gt;\n            \n            &lt;div class=\"form-group\"&gt;\n                &lt;label for=\"content\"&gt;\u672c\u6587&lt;\/label&gt;\n                &lt;textarea id=\"content\" name=\"content\" rows=\"5\"&gt;&lt;?= h($content ?? '') ?&gt;&lt;\/textarea&gt;\n                &lt;?php if (!empty($errors['content'])): ?&gt;\n                    &lt;div class=\"error\"&gt;&lt;?= h($errors['content']) ?&gt;&lt;\/div&gt;\n                &lt;?php endif; ?&gt;\n            &lt;\/div&gt;\n            \n            &lt;div class=\"form-group\"&gt;\n                &lt;button type=\"submit\" class=\"btn\"&gt;\u6295\u7a3f\u3059\u308b&lt;\/button&gt;\n                &lt;a href=\"index.php\" class=\"btn btn-secondary\"&gt;\u30ad\u30e3\u30f3\u30bb\u30eb&lt;\/a&gt;\n            &lt;\/div&gt;\n        &lt;\/form&gt;\n    &lt;\/div&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n\n\n\n<p><strong>4. \u6295\u7a3f\u7de8\u96c6\u6a5f\u80fd\uff08edit.php\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\nrequire_once 'config.php';\n\n\/\/ \u4eee\u306e\u30e6\u30fc\u30b6\u30fcID\uff08\u5b9f\u969b\u306f\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u3068\u9023\u643a\uff09\n$user_id = 1;\n\n\/\/ \u6295\u7a3fID\u3092\u53d6\u5f97\n$id = filter_input(INPUT_GET, 'id', FILTER_VALIDATE_INT);\nif (!$id) {\n    header('Location: index.php');\n    exit;\n}\n\n$pdo = connectDB();\n\n\/\/ \u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u6642\u306e\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    $title = trim($_POST['title'] ?? '');\n    $content = trim($_POST['content'] ?? '');\n    $errors = [];\n    \n    \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\uff08create.php\u3068\u540c\u69d8\uff09\n    if (empty($title)) {\n        $errors['title'] = '\u30bf\u30a4\u30c8\u30eb\u306f\u5fc5\u9808\u3067\u3059';\n    } elseif (mb_strlen($title) &gt; 255) {\n        $errors['title'] = '\u30bf\u30a4\u30c8\u30eb\u306f255\u6587\u5b57\u4ee5\u5185\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044';\n    }\n    \n    if (empty($content)) {\n        $errors['content'] = '\u672c\u6587\u306f\u5fc5\u9808\u3067\u3059';\n    }\n    \n    \/\/ \u30a8\u30e9\u30fc\u304c\u306a\u3051\u308c\u3070\u6295\u7a3f\u3092\u66f4\u65b0\n    if (empty($errors)) {\n        try {\n            $stmt = $pdo-&gt;prepare(\"\n                UPDATE posts \n                SET title = :title, content = :content \n                WHERE id = :id AND user_id = :user_id\n            \");\n            $stmt-&gt;execute([\n                ':title' =&gt; $title,\n                ':content' =&gt; $content,\n                ':id' =&gt; $id,\n                ':user_id' =&gt; $user_id \/\/ \u6295\u7a3f\u8005\u672c\u4eba\u306e\u307f\u7de8\u96c6\u53ef\u80fd\n            ]);\n            \n            if ($stmt-&gt;rowCount() &gt; 0) {\n                header('Location: index.php');\n                exit;\n            } else {\n                $errors['auth'] = '\u6295\u7a3f\u306e\u66f4\u65b0\u6a29\u9650\u304c\u306a\u3044\u304b\u3001\u6295\u7a3f\u304c\u5b58\u5728\u3057\u307e\u305b\u3093';\n            }\n        } catch (PDOException $e) {\n            $errors['db'] = '\u6295\u7a3f\u306e\u66f4\u65b0\u306b\u5931\u6557\u3057\u307e\u3057\u305f: ' . $e-&gt;getMessage();\n        }\n    }\n} else {\n    \/\/ \u65e2\u5b58\u306e\u6295\u7a3f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\n    $stmt = $pdo-&gt;prepare(\"SELECT * FROM posts WHERE id = :id\");\n    $stmt-&gt;execute([':id' =&gt; $id]);\n    $post = $stmt-&gt;fetch();\n    \n    if (!$post) {\n        header('Location: index.php');\n        exit;\n    }\n    \n    \/\/ \u30d5\u30a9\u30fc\u30e0\u306b\u8868\u793a\u3059\u308b\u5024\u3092\u30bb\u30c3\u30c8\n    $title = $post['title'];\n    $content = $post['content'];\n}\n?&gt;\n\n&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u6295\u7a3f\u7de8\u96c6 | \u7c21\u6613\u63b2\u793a\u677f&lt;\/title&gt;\n    &lt;meta charset=\"UTF-8\"&gt;\n    &lt;link rel=\"stylesheet\" href=\"style.css\"&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;div class=\"container\"&gt;\n        &lt;h1&gt;\u6295\u7a3f\u7de8\u96c6&lt;\/h1&gt;\n        \n        &lt;?php if (!empty($errors['db']) || !empty($errors['auth'])): ?&gt;\n            &lt;div class=\"error\"&gt;&lt;?= h($errors['db'] ?? $errors['auth']) ?&gt;&lt;\/div&gt;\n        &lt;?php endif; ?&gt;\n        \n        &lt;form method=\"post\"&gt;\n            &lt;div class=\"form-group\"&gt;\n                &lt;label for=\"title\"&gt;\u30bf\u30a4\u30c8\u30eb&lt;\/label&gt;\n                &lt;input type=\"text\" id=\"title\" name=\"title\" value=\"&lt;?= h($title) ?&gt;\"&gt;\n                &lt;?php if (!empty($errors['title'])): ?&gt;\n                    &lt;div class=\"error\"&gt;&lt;?= h($errors['title']) ?&gt;&lt;\/div&gt;\n                &lt;?php endif; ?&gt;\n            &lt;\/div&gt;\n            \n            &lt;div class=\"form-group\"&gt;\n                &lt;label for=\"content\"&gt;\u672c\u6587&lt;\/label&gt;\n                &lt;textarea id=\"content\" name=\"content\" rows=\"5\"&gt;&lt;?= h($content) ?&gt;&lt;\/textarea&gt;\n                &lt;?php if (!empty($errors['content'])): ?&gt;\n                    &lt;div class=\"error\"&gt;&lt;?= h($errors['content']) ?&gt;&lt;\/div&gt;\n                &lt;?php endif; ?&gt;\n            &lt;\/div&gt;\n            \n            &lt;div class=\"form-group\"&gt;\n                &lt;button type=\"submit\" class=\"btn\"&gt;\u66f4\u65b0\u3059\u308b&lt;\/button&gt;\n                &lt;a href=\"index.php\" class=\"btn btn-secondary\"&gt;\u30ad\u30e3\u30f3\u30bb\u30eb&lt;\/a&gt;\n            &lt;\/div&gt;\n        &lt;\/form&gt;\n    &lt;\/div&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n\n\n\n<p><strong>5. \u6295\u7a3f\u524a\u9664\u6a5f\u80fd\uff08delete.php\uff09<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\nrequire_once 'config.php';\n\n\/\/ \u4eee\u306e\u30e6\u30fc\u30b6\u30fcID\uff08\u5b9f\u969b\u306f\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u3068\u9023\u643a\uff09\n$user_id = 1;\n\n\/\/ \u6295\u7a3fID\u3092\u53d6\u5f97\n$id = filter_input(INPUT_GET, 'id', FILTER_VALIDATE_INT);\nif (!$id) {\n    header('Location: index.php');\n    exit;\n}\n\ntry {\n    $pdo = connectDB();\n    \n    \/\/ \u6295\u7a3f\u3092\u524a\u9664\uff08\u6295\u7a3f\u8005\u672c\u4eba\u306e\u307f\u524a\u9664\u53ef\u80fd\uff09\n    $stmt = $pdo-&gt;prepare(\"DELETE FROM posts WHERE id = :id AND user_id = :user_id\");\n    $stmt-&gt;execute([':id' =&gt; $id, ':user_id' =&gt; $user_id]);\n    \n    if ($stmt-&gt;rowCount() &gt; 0) {\n        \/\/ \u524a\u9664\u6210\u529f\n        header('Location: index.php');\n    } else {\n        \/\/ \u524a\u9664\u5931\u6557\uff08\u6a29\u9650\u306a\u3057\u3001\u307e\u305f\u306f\u6295\u7a3f\u304c\u5b58\u5728\u3057\u306a\u3044\uff09\n        header('Location: index.php?error=delete_failed');\n    }\n} catch (PDOException $e) {\n    \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30e9\u30fc\n    header('Location: index.php?error=db_error');\n}\nexit;\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-102\">\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h4>\n\n\n\n<p>\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u8907\u6570\u30da\u30fc\u30b8\u306b\u5206\u3051\u3066\u8868\u793a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u7279\u306b\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u30dd\u30a4\u30f3\u30c8<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8868\u793a\u4ef6\u6570\u306e\u6c7a\u5b9a<\/strong>: 1\u30da\u30fc\u30b8\u3042\u305f\u308a\u306e\u8868\u793a\u4ef6\u6570\u3092\u8a2d\u5b9a<\/li>\n\n\n\n<li><strong>\u7dcf\u30ec\u30b3\u30fc\u30c9\u6570\u306e\u53d6\u5f97<\/strong>: SELECT\u30af\u30a8\u30ea\u3067COUNT(*)\u3092\u4f7f\u7528<\/li>\n\n\n\n<li><strong>\u7dcf\u30da\u30fc\u30b8\u6570\u306e\u8a08\u7b97<\/strong>: \u7dcf\u30ec\u30b3\u30fc\u30c9\u6570 \u00f7 1\u30da\u30fc\u30b8\u306e\u8868\u793a\u4ef6\u6570\uff08\u7aef\u6570\u5207\u308a\u4e0a\u3052\uff09<\/li>\n\n\n\n<li><strong>\u73fe\u5728\u30da\u30fc\u30b8\u306e\u53d6\u5f97<\/strong>: GET\u30d1\u30e9\u30e1\u30fc\u30bf\u304b\u3089\u53d6\u5f97\uff08\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\uff09<\/li>\n\n\n\n<li><strong>\u30aa\u30d5\u30bb\u30c3\u30c8\u306e\u8a08\u7b97<\/strong>: (\u73fe\u5728\u30da\u30fc\u30b8 \u2013 1) \u00d7 \u8868\u793a\u4ef6\u6570<\/li>\n\n\n\n<li><strong>LIMIT\u53e5\u3068OFFSET\u53e5\u306e\u4f7f\u7528<\/strong>: \u5fc5\u8981\u306a\u7bc4\u56f2\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u307f\u3092\u53d6\u5f97<\/li>\n\n\n\n<li><strong>\u30da\u30fc\u30b8\u30ea\u30f3\u30af\u306e\u751f\u6210<\/strong>: \u524d\u5f8c\u30da\u30fc\u30b8\u3084\u7279\u5b9a\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u3092\u751f\u6210<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u304b\u3089\u5404\u6a5f\u80fd\u306e\u5b9f\u88c5\u3001\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u307e\u3067\u306e\u4e00\u9023\u306e\u6d41\u308c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u57fa\u672c\u7684\u306aWeb<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-103\">PHP\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u5b9f\u88c5<\/h3>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30e6\u30fc\u30b6\u30fc\u304c\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u308b\u6a5f\u80fd\u306f\u3001\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u753b\u50cf\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5171\u6709\u3001\u30e1\u30c7\u30a3\u30a2\u30ae\u30e3\u30e9\u30ea\u30fc\u306a\u3069\u3001\u69d8\u3005\u306a\u7528\u9014\u3067\u5fc5\u8981\u3068\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001PHP\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u306e\u5b9f\u88c5\u65b9\u6cd5\u3068\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-104\">\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30d5\u30a9\u30fc\u30e0\u306e\u4f5c\u6210<\/h4>\n\n\n\n<p>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306b\u306f\u3001HTML\u30d5\u30a9\u30fc\u30e0\u306e <code>enctype<\/code> \u5c5e\u6027\u3092\u5fc5\u305a <code>multipart\/form-data<\/code> \u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9&lt;\/title&gt;\n    &lt;meta charset=\"UTF-8\"&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;h1&gt;\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9&lt;\/h1&gt;\n    \n    &lt;!-- \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u8868\u793a\u30a8\u30ea\u30a2 --&gt;\n    &lt;?php if (isset($error)): ?&gt;\n        &lt;div class=\"error\"&gt;&lt;?php echo $error; ?&gt;&lt;\/div&gt;\n    &lt;?php endif; ?&gt;\n    \n    &lt;!-- \u6210\u529f\u30e1\u30c3\u30bb\u30fc\u30b8\u8868\u793a\u30a8\u30ea\u30a2 --&gt;\n    &lt;?php if (isset($success)): ?&gt;\n        &lt;div class=\"success\"&gt;&lt;?php echo $success; ?&gt;&lt;\/div&gt;\n    &lt;?php endif; ?&gt;\n    \n    &lt;form action=\"upload.php\" method=\"post\" enctype=\"multipart\/form-data\"&gt;\n        &lt;div&gt;\n            &lt;label for=\"file\"&gt;\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u30d5\u30a1\u30a4\u30eb:&lt;\/label&gt;\n            &lt;input type=\"file\" name=\"upload_file\" id=\"file\"&gt;\n        &lt;\/div&gt;\n        &lt;div&gt;\n            &lt;label for=\"description\"&gt;\u30d5\u30a1\u30a4\u30eb\u306e\u8aac\u660e:&lt;\/label&gt;\n            &lt;textarea name=\"description\" id=\"description\" rows=\"3\"&gt;&lt;\/textarea&gt;\n        &lt;\/div&gt;\n        &lt;div&gt;\n            &lt;button type=\"submit\"&gt;\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9&lt;\/button&gt;\n        &lt;\/div&gt;\n    &lt;\/form&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-105\">\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u51e6\u7406<\/h4>\n\n\n\n<p>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306f <code>$_FILES<\/code> \u30b9\u30fc\u30d1\u30fc\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3067\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?php\n\/\/ \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u5148\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\n$uploadDir = 'uploads\/';\n\n\/\/ \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u4f5c\u6210\nif (!file_exists($uploadDir)) {\n    mkdir($uploadDir, 0777, true);\n}\n\n\/\/ POST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5834\u5408\u306e\u307f\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    \/\/ \u30d5\u30a1\u30a4\u30eb\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\n    if (isset($_FILES['upload_file']) &amp;&amp; $_FILES['upload_file']['error'] === UPLOAD_ERR_OK) {\n        \/\/ \u30d5\u30a1\u30a4\u30eb\u60c5\u5831\u3092\u53d6\u5f97\n        $tempFile = $_FILES['upload_file']['tmp_name'];\n        $fileName = $_FILES['upload_file']['name'];\n        $fileSize = $_FILES['upload_file']['size'];\n        $fileType = $_FILES['upload_file']['type'];\n        \n        \/\/ \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e\u30c1\u30a7\u30c3\u30af\uff08\u4f8b: 5MB\u4ee5\u4e0b\uff09\n        $maxSize = 5 * 1024 * 1024; \/\/ 5MB\n        if ($fileSize &gt; $maxSize) {\n            $error = '\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3059\u304e\u307e\u3059\uff08\u4e0a\u9650: 5MB\uff09';\n        } else {\n            \/\/ \u30d5\u30a1\u30a4\u30eb\u30bf\u30a4\u30d7\u306e\u691c\u8a3c\n            $allowedTypes = ['image\/jpeg', 'image\/png', 'image\/gif', 'application\/pdf'];\n            if (!in_array($fileType, $allowedTypes)) {\n                $error = '\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059';\n            } else {\n                \/\/ \u30d5\u30a1\u30a4\u30eb\u540d\u306e\u5b89\u5168\u5bfe\u7b56\uff08\u4e00\u610f\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u751f\u6210\uff09\n                $extension = pathinfo($fileName, PATHINFO_EXTENSION);\n                $newFileName = uniqid() . '_' . date('YmdHis') . '.' . $extension;\n                $targetPath = $uploadDir . $newFileName;\n                \n                \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u79fb\u52d5\n                if (move_uploaded_file($tempFile, $targetPath)) {\n                    \/\/ \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6210\u529f\n                    $success = '\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3057\u305f: ' . htmlspecialchars($fileName);\n                    \n                    \/\/ \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u60c5\u5831\u3092\u4fdd\u5b58\n                    $description = $_POST['description'] ?? '';\n                    \/\/ \u3053\u3053\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u51e6\u7406\uff08\u7565\uff09\n                    \n                } else {\n                    $error = '\u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306b\u5931\u6557\u3057\u307e\u3057\u305f';\n                }\n            }\n        }\n    } elseif ($_FILES['upload_file']['error'] !== UPLOAD_ERR_NO_FILE) {\n        \/\/ \u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u5fdc\u3058\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\n        switch ($_FILES['upload_file']['error']) {\n            case UPLOAD_ERR_INI_SIZE:\n            case UPLOAD_ERR_FORM_SIZE:\n                $error = '\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3059\u304e\u307e\u3059';\n                break;\n            case UPLOAD_ERR_PARTIAL:\n                $error = '\u30d5\u30a1\u30a4\u30eb\u304c\u4e00\u90e8\u3057\u304b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3044\u307e\u305b\u3093';\n                break;\n            default:\n                $error = '\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30a8\u30e9\u30fc\uff08\u30b3\u30fc\u30c9: ' . $_FILES['upload_file']['error'] . '\uff09';\n        }\n    } else {\n        $error = '\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044';\n    }\n}\n?&gt;\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-106\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3068\u6ce8\u610f\u70b9<\/h4>\n\n\n\n<p>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306f\u6f5c\u5728\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u4f34\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u5bfe\u7b56\u304c\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d5\u30a1\u30a4\u30eb\u30bf\u30a4\u30d7\u306e\u691c\u8a3c<\/strong>\n<ul class=\"wp-block-list\">\n<li>MIME \u30bf\u30a4\u30d7\u3092\u30c1\u30a7\u30c3\u30af\uff08<code>$_FILES['upload_file']['type']<\/code>\uff09<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u5185\u5bb9\u81ea\u4f53\u3092\u691c\u8a3c\uff08<code>finfo_file()<\/code>\u95a2\u6570\u3092\u4f7f\u7528\uff09<\/li>\n\n\n\n<li>\u62e1\u5f35\u5b50\u306e\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e\u5236\u9650<\/strong>\n<ul class=\"wp-block-list\">\n<li>PHP.ini\u306e<code>upload_max_filesize<\/code>\u3068<code>post_max_size<\/code>\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u3067\u306e\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u5b89\u5168\u5bfe\u7b56<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u76f4\u63a5\u4f7f\u7528\u3057\u306a\u3044<\/li>\n\n\n\n<li>\u4e00\u610f\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u751f\u6210\uff08<code>uniqid()<\/code>\u306a\u3069\uff09<\/li>\n\n\n\n<li>\u30d1\u30b9\u60c5\u5831\u3092\u9664\u53bb\uff08<code>basename()<\/code>\u3092\u4f7f\u7528\uff09<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u8a2d\u5b9a<\/strong>\n<ul class=\"wp-block-list\">\n<li>Web\u30eb\u30fc\u30c8\u306e\u5916\u90e8\u306b\u914d\u7f6e\u3059\u308b\u304b\u3001.htaccess\u3067\u5b9f\u884c\u6a29\u9650\u3092\u5236\u9650<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u8a2d\u5b9a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u8ffd\u52a0\u691c\u8a3c<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u5408\u306f\u3001GD\/ImageMagick\u3067\u518d\u51e6\u7406\u3057\u3066\u691c\u8a3c<\/li>\n\n\n\n<li>Exif\u60c5\u5831\u3092\u524a\u9664\uff08\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u5408\u306e\u8ffd\u52a0\u691c\u8a3c\u3068\u51e6\u7406\nif (strpos($fileType, 'image\/') === 0) {\n    \/\/ \u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u958b\u3051\u308b\u304b\u691c\u8a3c\n    $imageInfo = getimagesize($tempFile);\n    if ($imageInfo === false) {\n        $error = '\u6709\u52b9\u306a\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093';\n        return;\n    }\n    \n    \/\/ \u30ea\u30b5\u30a4\u30ba\u3084\u30b5\u30e0\u30cd\u30a4\u30eb\u751f\u6210\uff08\u5fc5\u8981\u306b\u5fdc\u3058\u3066\uff09\n    $thumbnail = createThumbnail($tempFile, $uploadDir . 'thumb_' . $newFileName, 200, 200);\n}\n\n\/\/ \u30b5\u30e0\u30cd\u30a4\u30eb\u751f\u6210\u95a2\u6570\u306e\u4f8b\nfunction createThumbnail($source, $destination, $width, $height) {\n    $sourceImage = imagecreatefromstring(file_get_contents($source));\n    $sourceWidth = imagesx($sourceImage);\n    $sourceHeight = imagesy($sourceImage);\n    \n    \/\/ \u30a2\u30b9\u30da\u30af\u30c8\u6bd4\u3092\u7dad\u6301\n    $ratio = min($width \/ $sourceWidth, $height \/ $sourceHeight);\n    $targetWidth = floor($sourceWidth * $ratio);\n    $targetHeight = floor($sourceHeight * $ratio);\n    \n    $thumbnail = imagecreatetruecolor($targetWidth, $targetHeight);\n    imagecopyresampled($thumbnail, $sourceImage, 0, 0, 0, 0, \n                       $targetWidth, $targetHeight, $sourceWidth, $sourceHeight);\n    \n    \/\/ \u5f62\u5f0f\u306b\u5fdc\u3058\u3066\u4fdd\u5b58\n    $extension = strtolower(pathinfo($destination, PATHINFO_EXTENSION));\n    if ($extension === 'jpg' || $extension === 'jpeg') {\n        imagejpeg($thumbnail, $destination, 90);\n    } elseif ($extension === 'png') {\n        imagepng($thumbnail, $destination, 9);\n    } elseif ($extension === 'gif') {\n        imagegif($thumbnail, $destination);\n    }\n    \n    imagedestroy($sourceImage);\n    imagedestroy($thumbnail);\n    \n    return true;\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-107\">\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9<\/h4>\n\n\n\n<p>\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306bHTML\u3068PHP\u3092\u5909\u66f4\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;input type=\"file\" name=\"upload_files[]\" multiple&gt;\n<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u8907\u6570\u30d5\u30a1\u30a4\u30eb\u306e\u51e6\u7406\nif (isset($_FILES['upload_files'])) {\n    \/\/ \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u6570\u3092\u30ab\u30a6\u30f3\u30c8\n    $fileCount = count($_FILES['upload_files']['name']);\n    \n    for ($i = 0; $i &lt; $fileCount; $i++) {\n        \/\/ \u5404\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3057\u3066\u51e6\u7406\n        if ($_FILES['upload_files']['error'][$i] === UPLOAD_ERR_OK) {\n            $tempFile = $_FILES['upload_files']['tmp_name'][$i];\n            $fileName = $_FILES['upload_files']['name'][$i];\n            \/\/ \uff08\u4ee5\u4e0b\u3001\u5358\u4e00\u30d5\u30a1\u30a4\u30eb\u3068\u540c\u69d8\u306e\u51e6\u7406\uff09\n        }\n    }\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-108\">\u30c9\u30e9\u30c3\u30b0&amp;\u30c9\u30ed\u30c3\u30d7\u3067\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9<\/h4>\n\n\n\n<p>\u30e2\u30c0\u30f3\u306aUI\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u30c9\u30e9\u30c3\u30b0&amp;\u30c9\u30ed\u30c3\u30d7\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3082\u3001JavaScript\u3068PHP\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u5b9f\u88c5\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;div id=\"drop-area\"&gt;\n    &lt;p&gt;\u30d5\u30a1\u30a4\u30eb\u3092\u30c9\u30e9\u30c3\u30b0&amp;\u30c9\u30ed\u30c3\u30d7\u3059\u308b\u304b\u3001\u30af\u30ea\u30c3\u30af\u3057\u3066\u9078\u629e&lt;\/p&gt;\n    &lt;input type=\"file\" id=\"file-input\" multiple style=\"display: none;\"&gt;\n&lt;\/div&gt;\n\n&lt;script&gt;\n    const dropArea = document.getElementById('drop-area');\n    const fileInput = document.getElementById('file-input');\n    \n    \/\/ \u30af\u30ea\u30c3\u30af\u3067\u30d5\u30a1\u30a4\u30eb\u9078\u629e\u30c0\u30a4\u30a2\u30ed\u30b0\u3092\u958b\u304f\n    dropArea.addEventListener('click', () =&gt; fileInput.click());\n    \n    \/\/ \u30c9\u30e9\u30c3\u30b0\u30aa\u30fc\u30d0\u30fc\u6642\u306e\u51e6\u7406\n    dropArea.addEventListener('dragover', (e) =&gt; {\n        e.preventDefault();\n        dropArea.classList.add('highlight');\n    });\n    \n    \/\/ \u30c9\u30e9\u30c3\u30b0\u96e2\u8131\u6642\u306e\u51e6\u7406\n    dropArea.addEventListener('dragleave', () =&gt; {\n        dropArea.classList.remove('highlight');\n    });\n    \n    \/\/ \u30c9\u30ed\u30c3\u30d7\u6642\u306e\u51e6\u7406\n    dropArea.addEventListener('drop', (e) =&gt; {\n        e.preventDefault();\n        dropArea.classList.remove('highlight');\n        \n        const files = e.dataTransfer.files;\n        handleFiles(files);\n    });\n    \n    \/\/ \u901a\u5e38\u306e\u30d5\u30a1\u30a4\u30eb\u9078\u629e\u6642\u306e\u51e6\u7406\n    fileInput.addEventListener('change', () =&gt; {\n        handleFiles(fileInput.files);\n    });\n    \n    \/\/ \u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u3068\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\n    function handleFiles(files) {\n        const formData = new FormData();\n        \n        for (const file of files) {\n            formData.append('upload_files[]', file);\n        }\n        \n        \/\/ Fetch API\u3067\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\n        fetch('upload.php', {\n            method: 'POST',\n            body: formData\n        })\n        .then(response =&gt; response.json())\n        .then(data =&gt; {\n            \/\/ \u6210\u529f\u30fb\u30a8\u30e9\u30fc\u51e6\u7406\n            console.log(data);\n        })\n        .catch(error =&gt; {\n            console.error('\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30a8\u30e9\u30fc:', error);\n        });\n    }\n&lt;\/script&gt;\n<\/pre>\n\n\n\n<p>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u306f\u591a\u304f\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3082\u9ad8\u3044\u305f\u3081\u3001\u9069\u5207\u306a\u691c\u8a3c\u3068\u5236\u9650\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u516c\u958b\u30b5\u30a4\u30c8\u3067\u306f\u3001\u5165\u5ff5\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u5fc5\u9808\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-109\">\u30c7\u30d0\u30c3\u30b0\u3068\u30a8\u30e9\u30fc\u5bfe\u7b56\u306e\u5b9f\u8df5\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>PHP\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u30a8\u30e9\u30fc\u306e\u767a\u898b\u3068\u89e3\u6c7a\u306f\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u5e38\u696d\u52d9\u306e\u91cd\u8981\u306a\u90e8\u5206\u3067\u3059\u3002\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u6280\u8853\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u6642\u9593\u306e\u77ed\u7e2e\u3068\u9ad8\u54c1\u8cea\u306a\u30b3\u30fc\u30c9\u306e\u5b9f\u73fe\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5b9f\u8df5\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u3068\u30a8\u30e9\u30fc\u5bfe\u7b56\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-110\">\u30a8\u30e9\u30fc\u8868\u793a\u8a2d\u5b9a\u3068\u30c7\u30d0\u30c3\u30b0\u30e2\u30fc\u30c9<\/h4>\n\n\n\n<p>PHP\u306e\u30a8\u30e9\u30fc\u8868\u793a\u8a2d\u5b9a\u306f\u3001\u958b\u767a\u4e2d\u3068\u672c\u756a\u74b0\u5883\u3067\u7570\u306a\u308b\u69cb\u6210\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u958b\u767a\u74b0\u5883\u3067\u306e\u63a8\u5968\u8a2d\u5b9a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ php.ini\u8a2d\u5b9a\u307e\u305f\u306f\u30b9\u30af\u30ea\u30d7\u30c8\u5192\u982d\u3067\u8a2d\u5b9a\nini_set('display_errors', 1);\nini_set('display_startup_errors', 1);\nerror_reporting(E_ALL); \/\/ \u3059\u3079\u3066\u306e\u30a8\u30e9\u30fc\u3092\u5831\u544a\n\n\/\/ \u7279\u5b9a\u306e\u8b66\u544a\u3092\u7121\u8996\u3057\u305f\u3044\u5834\u5408\uff08\u5fc5\u8981\u6642\u306e\u307f\uff09\n\/\/ error_reporting(E_ALL &amp; ~E_NOTICE &amp; ~E_DEPRECATED);\n<\/pre>\n\n\n\n<p><strong>\u672c\u756a\u74b0\u5883\u3067\u306e\u63a8\u5968\u8a2d\u5b9a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">ini_set('display_errors', 0);      \/\/ \u30d6\u30e9\u30a6\u30b6\u306b\u30a8\u30e9\u30fc\u3092\u8868\u793a\u3057\u306a\u3044\nini_set('log_errors', 1);          \/\/ \u30a8\u30e9\u30fc\u30ed\u30b0\u3092\u6709\u52b9\u5316\nini_set('error_log', 'error.log'); \/\/ \u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u6307\u5b9a\n<\/pre>\n\n\n\n<p>\u74b0\u5883\u306b\u5fdc\u3058\u3066\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3092\u5207\u308a\u66ff\u3048\u308b\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u74b0\u5883\u5909\u6570\u307e\u305f\u306f\u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u74b0\u5883\u3092\u5224\u5b9a\n$environment = getenv('APP_ENV') ?: 'production';\n\nif ($environment === 'development') {\n    ini_set('display_errors', 1);\n    error_reporting(E_ALL);\n} else {\n    ini_set('display_errors', 0);\n    ini_set('log_errors', 1);\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-111\">\u30ed\u30b0\u51fa\u529b\u3068\u6d3b\u7528\u6cd5<\/h4>\n\n\n\n<p>\u30ed\u30b0\u306f\u30c7\u30d0\u30c3\u30b0\u306b\u6b20\u304b\u305b\u306a\u3044\u30c4\u30fc\u30eb\u3067\u3059\u3002PHP\u306b\u306f\u7d44\u307f\u8fbc\u307f\u306e\u30ed\u30b0\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306a\u30ed\u30b0\u51fa\u529b\nerror_log('\u30c7\u30d0\u30c3\u30b0\u60c5\u5831: \u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059');\n\n\/\/ \u5909\u6570\u306e\u72b6\u614b\u3092\u30ed\u30b0\u306b\u8a18\u9332\nerror_log('\u30e6\u30fc\u30b6\u30fcID: ' . $userId);\n\n\/\/ \u914d\u5217\/\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5185\u5bb9\u3092\u30ed\u30b0\u306b\u8a18\u9332\nerror_log('\u30c7\u30fc\u30bf: ' . print_r($data, true));\n\n\/\/ \u95a2\u6570\u306e\u5b9f\u884c\u6642\u9593\u3092\u8a08\u6e2c\u3057\u3066\u30ed\u30b0\u306b\u8a18\u9332\n$startTime = microtime(true);\nsomeFunction();\n$endTime = microtime(true);\nerror_log('\u5b9f\u884c\u6642\u9593: ' . ($endTime - $startTime) . '\u79d2');\n<\/pre>\n\n\n\n<p><strong>\u30ab\u30b9\u30bf\u30e0\u30ed\u30b0\u95a2\u6570\u306e\u4f5c\u6210<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function debug_log($message, $level = 'INFO') {\n    $timestamp = date('Y-m-d H:i:s');\n    $backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2);\n    $caller = isset($backtrace[1]['function']) ? $backtrace[1]['function'] : 'unknown';\n    $file = basename($backtrace[0]['file']);\n    $line = $backtrace[0]['line'];\n    \n    $log = \"[{$timestamp}] [{$level}] [{$file}:{$line} in {$caller}] {$message}\";\n    error_log($log);\n}\n\n\/\/ \u4f7f\u7528\u4f8b\ndebug_log('\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u958b\u59cb');\ndebug_log('\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u5931\u6557', 'ERROR');\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-112\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h4>\n\n\n\n<p><strong>1. \u672a\u5b9a\u7fa9\u5909\u6570\/\u914d\u5217\u30ad\u30fc\u306e\u30a8\u30e9\u30fc<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u554f\u984c\u306e\u3042\u308b\u30b3\u30fc\u30c9\necho $username; \/\/ \u5909\u6570\u304c\u672a\u5b9a\u7fa9\necho $user['email']; \/\/ \u914d\u5217\u30ad\u30fc\u304c\u5b58\u5728\u3057\u306a\u3044\u53ef\u80fd\u6027\n\n\/\/ \u6539\u5584\u65b9\u6cd5\necho $username ?? '\u30b2\u30b9\u30c8'; \/\/ Null\u5408\u4f53\u6f14\u7b97\u5b50\uff08PHP 7\u4ee5\u964d\uff09\necho isset($user['email']) ? $user['email'] : '\u30e1\u30fc\u30eb\u306a\u3057';\n<\/pre>\n\n\n\n<p><strong>2. \u30bf\u30a4\u30d7\u30df\u30b9\u3084\u69cb\u6587\u30a8\u30e9\u30fc<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u554f\u984c\u306e\u3042\u308b\u30b3\u30fc\u30c9\nif ($status = 'active') { \/\/ \u4ee3\u5165\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\uff08==\u3068\u3059\u3079\u304d\uff09\n    \/\/ ...\n}\n\n\/\/ \u6539\u5584\u65b9\u6cd5\nif ($status == 'active') { \/\/ \u6bd4\u8f03\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\n    \/\/ \u3088\u308a\u5b89\u5168\u306a\u65b9\u6cd5\n    if ('active' == $status) { \/\/ Yoda\u6761\u4ef6\u6587\u6cd5\uff08\u8aa4\u4ee3\u5165\u3092\u9632\u3050\uff09\n        \/\/ ...\n    }\n}\n<\/pre>\n\n\n\n<p><strong>3. \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u30a8\u30e9\u30fc<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u554f\u984c\u306e\u3042\u308b\u30b3\u30fc\u30c9\n$contents = file_get_contents('settings.json');\n$settings = json_decode($contents);\n\n\/\/ \u6539\u5584\u65b9\u6cd5\n$filename = 'settings.json';\nif (file_exists($filename) &amp;&amp; is_readable($filename)) {\n    $contents = file_get_contents($filename);\n    if ($contents !== false) {\n        $settings = json_decode($contents);\n        if (json_last_error() !== JSON_ERROR_NONE) {\n            error_log('JSON\u30c7\u30b3\u30fc\u30c9\u30a8\u30e9\u30fc: ' . json_last_error_msg());\n        }\n    }\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-113\">\u30c7\u30d0\u30c3\u30b0\u7528\u95a2\u6570\u3068\u4f7f\u3044\u5206\u3051<\/h4>\n\n\n\n<p>\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u8868\u793a\u306b\u306f\u8907\u6570\u306e\u95a2\u6570\u304c\u3042\u308a\u3001\u7528\u9014\u306b\u5fdc\u3058\u3066\u4f7f\u3044\u5206\u3051\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ var_dump(): \u5909\u6570\u306e\u8a73\u7d30\u60c5\u5831\uff08\u578b\u3001\u9577\u3055\u3001\u5024\uff09\u3092\u8868\u793a\nvar_dump($variable);\n\n\/\/ print_r(): \u8aad\u307f\u3084\u3059\u3044\u5f62\u5f0f\u3067\u914d\u5217\/\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8868\u793a\nprint_r($array);\n\n\/\/ var_export(): \u518d\u5229\u7528\u53ef\u80fd\u306aPHP\u30b3\u30fc\u30c9\u3068\u3057\u3066\u8868\u793a\nvar_export($array, true); \/\/ \u7b2c2\u5f15\u6570\u3092true\u306b\u3059\u308b\u3068\u8fd4\u308a\u5024\u3068\u3057\u3066\u53d6\u5f97\n\n\/\/ \u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u3092\u6574\u5f62\u3057\u3066\u8868\u793a\u3059\u308b\u30ab\u30b9\u30bf\u30e0\u95a2\u6570\nfunction debug($data) {\n    echo '&lt;pre&gt;';\n    var_dump($data);\n    echo '&lt;\/pre&gt;';\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-114\">\u672c\u683c\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb<\/h4>\n\n\n\n<p>\u3088\u308a\u9ad8\u5ea6\u306a\u30c7\u30d0\u30c3\u30b0\u306b\u306f\u5c02\u7528\u30c4\u30fc\u30eb\u306e\u5c0e\u5165\u3082\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Xdebug\u62e1\u5f35\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u8a2d\u5b9a\u3057\u3066\u5b9f\u884c\u3092\u4e00\u6642\u505c\u6b62<\/li>\n\n\n\n<li>\u5909\u6570\u306e\u691c\u67fb\u3084\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u304c\u53ef\u80fd<\/li>\n\n\n\n<li>PhpStorm\u3001VS Code\u306a\u3069\u306eIDE\u3068\u9023\u643a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30c9\u54c1\u8cea\u30c4\u30fc\u30eb<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>PHPStan\uff1a\u9759\u7684\u89e3\u6790\u30c4\u30fc\u30eb<\/li>\n\n\n\n<li>PHP_CodeSniffer\uff1a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6a19\u6e96\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>Psalm\uff1a\u578b\u30c1\u30a7\u30c3\u30af\u3068\u30d0\u30b0\u691c\u51fa<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-115\">\u5b9f\u8df5\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u306e\u6d41\u308c<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u554f\u984c\u306e\u7279\u5b9a<\/strong>\uff1a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6b63\u78ba\u306b\u8aad\u307f\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u884c\u756a\u53f7\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li><strong>\u4eee\u8aac\u306e\u7acb\u6848<\/strong>\uff1a\u8003\u3048\u3089\u308c\u308b\u539f\u56e0\u3092\u5217\u6319<\/li>\n\n\n\n<li><strong>\u691c\u8a3c<\/strong>\uff1avar_dump\u3084\u30ed\u30b0\u3092\u4f7f\u3063\u3066\u5909\u6570\u306e\u72b6\u614b\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li><strong>\u4fee\u6b63\u3068\u691c\u8a3c<\/strong>\uff1a\u4fee\u6b63\u5f8c\u306b\u518d\u30c6\u30b9\u30c8\u3057\u3066\u554f\u984c\u304c\u89e3\u6c7a\u3057\u305f\u304b\u78ba\u8a8d<\/li>\n\n\n\n<li><strong>\u6587\u66f8\u5316<\/strong>\uff1a\u540c\u3058\u554f\u984c\u304c\u518d\u767a\u3057\u305f\u6642\u306e\u305f\u3081\u306b\u89e3\u6c7a\u7b56\u3092\u30e1\u30e2<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30d0\u30c3\u30b0\u306f\u82b8\u8853\u3067\u3042\u308a\u79d1\u5b66\u3067\u3059\u3002\u7cfb\u7d71\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3068\u7d4c\u9a13\u3092\u7a4d\u3080\u3053\u3068\u3067\u3001\u52b9\u7387\u3088\u304f\u30a8\u30e9\u30fc\u306b\u5bfe\u51e6\u3059\u308b\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002PHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u904e\u7a0b\u3067\u554f\u984c\u306b\u76f4\u9762\u3057\u305f\u969b\u306f\u3001\u3053\u306e\u7ae0\u3067\u7d39\u4ecb\u3057\u305f\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-116\">PHP\u5b66\u7fd2\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff5c\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u3078\u306e\u9053<\/h2>\n\n\n\n<p>\u57fa\u672c\u7684\u306aPHP\u306e\u6587\u6cd5\u3084\u6a5f\u80fd\u3092\u7fd2\u5f97\u3057\u305f\u3089\u3001\u6b21\u306f\u3088\u308a\u9ad8\u5ea6\u306a\u30b9\u30ad\u30eb\u3092\u8eab\u306b\u3064\u3051\u3066\u30ad\u30e3\u30ea\u30a2\u30a2\u30c3\u30d7\u3092\u76ee\u6307\u3057\u307e\u3057\u3087\u3046\u3002PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\u3059\u308b\u305f\u3081\u306e\u9053\u7b4b\u3068\u3001\u52b9\u679c\u7684\u306a\u5b66\u7fd2\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-117\">PHP\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/h3>\n\n\n\n<p>PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u9032\u3081\u308b\u3068\u3088\u3044\u3067\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u790e\u6587\u6cd5\u3068\u57fa\u672c\u6a5f\u80fd<\/strong>\uff08\u3053\u306e\u30ac\u30a4\u30c9\u3067\u5b66\u3093\u3060\u5185\u5bb9\uff09<\/li>\n\n\n\n<li><strong>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u7fd2\u5f97<\/strong>\uff08Laravel, Symfony\u306a\u3069\uff09<\/li>\n\n\n\n<li><strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u6df1\u3044\u7406\u89e3<\/strong><\/li>\n\n\n\n<li><strong>\u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3068\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08<\/strong><\/li>\n\n\n\n<li><strong>\u5c02\u9580\u5206\u91ce\u306e\u7fd2\u5f97<\/strong>\uff08\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001API\u306a\u3069\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u9806\u756a\u306b\u9032\u3080\u5fc5\u8981\u306f\u306a\u304f\u3001\u4e26\u884c\u3057\u3066\u5b66\u7fd2\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u81ea\u5206\u306e\u8208\u5473\u3084\u4ed5\u4e8b\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u67d4\u8edf\u306b\u53d6\u308a\u7d44\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-118\">\u73fe\u5834\u3067\u6c42\u3081\u3089\u308c\u308bPHP\u30b9\u30ad\u30eb<\/h3>\n\n\n\n<p>2025\u5e74\u73fe\u5728\u3001PHP\u958b\u767a\u306e\u73fe\u5834\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b9\u30ad\u30eb\u304c\u7279\u306b\u91cd\u8996\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u4f7f\u3044\u3053\u306a\u3057<\/strong>\uff1a\u591a\u304f\u306e\u4f01\u696d\u3067\u306fLaravel\u3084Symfony\u306a\u3069\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u63a1\u7528<\/li>\n\n\n\n<li><strong>RESTful API\u306e\u8a2d\u8a08\u3068\u5b9f\u88c5<\/strong>\uff1a\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u5206\u96e2\u304c\u4e3b\u6d41\u306b<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3068\u6700\u9069\u5316<\/strong>\uff1a\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u306e\u52b9\u7387\u7684\u306a\u51e6\u7406<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/strong>\uff1a\u5e38\u306b\u9032\u5316\u3059\u308b\u8105\u5a01\u306b\u5bfe\u3059\u308b\u5805\u7262\u306a\u9632\u5fa1<\/li>\n\n\n\n<li><strong>\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a<\/strong>\uff1aPHPUnit\u306a\u3069\u3092\u4f7f\u3063\u305f\u81ea\u52d5\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li><strong>CI\/CD<\/strong>\uff1a\u7d99\u7d9a\u7684\u30a4\u30f3\u30c6\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\/\u30c7\u30ea\u30d0\u30ea\u30fc\u306e\u5b9f\u8df5<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30ad\u30eb\u306f\u3001\u5358\u306a\u308b\u6280\u8853\u7684\u306a\u77e5\u8b58\u3060\u3051\u3067\u306a\u304f\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u7d4c\u9a13\u3092\u7a4d\u3080\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u5c0f\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u81ea\u5206\u3067\u4f5c\u6210\u3057\u305f\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u8ca2\u732e\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3067\u3001\u5b9f\u8df5\u7684\u306a\u30b9\u30ad\u30eb\u3092\u78e8\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-119\">\u52b9\u679c\u7684\u306a\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>PHP\u306e\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30ea\u30bd\u30fc\u30b9\u3068\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u52b9\u679c\u7684\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/strong>\uff1a\u6700\u3082\u4fe1\u983c\u3067\u304d\u308b\u60c5\u5831\u6e90\u3068\u3057\u3066\u3001PHP\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u6d3b\u7528<\/li>\n\n\n\n<li><strong>\u6280\u8853\u66f8\u7c4d<\/strong>\uff1a\u4f53\u7cfb\u7684\u306b\u5b66\u3079\u308b\u5c02\u9580\u66f8\uff08\u300cPHP\u5b9f\u8df5\u5165\u9580\u300d\u300cLaravel\u5b9f\u8df5\u958b\u767a\u300d\u306a\u3069\uff09<\/li>\n\n\n\n<li><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30fc\u30b9<\/strong>\uff1aUdemy\u306a\u3069\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u63d0\u4f9b\u3055\u308c\u308b\u4f53\u7cfb\u7684\u306a\u5b66\u7fd2\u30b3\u30fc\u30b9<\/li>\n\n\n\n<li><strong>\u6280\u8853\u30d6\u30ed\u30b0<\/strong>\uff1a\u6700\u65b0\u306e\u30c8\u30ec\u30f3\u30c9\u3084\u5b9f\u8df5\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u5b66\u3079\u308b<\/li>\n\n\n\n<li><strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/strong>\uff1a\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u3001\u30b3\u30f3\u30c8\u30ea\u30d3\u30e5\u30fc\u30c8\u3059\u308b\u3053\u3068\u3067\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7<\/li>\n\n\n\n<li><strong>\u6280\u8853\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9<\/strong>\uff1aPHP\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u306a\u3069\u3067\u6700\u65b0\u60c5\u5831\u3092\u5165\u624b\u3057\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3068\u3064\u306a\u304c\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-120\">PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9<\/h3>\n\n\n\n<p>PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u306f\u591a\u69d8\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u6210\u9577\u306e\u9053\u7b4b\u3068\u3057\u3066\u306f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b8\u30e5\u30cb\u30a2\u958b\u767a\u8005<\/strong>\uff1a\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u5b9f\u88c5\u3001\u30d0\u30b0\u4fee\u6b63\u306a\u3069\u3092\u62c5\u5f53<\/li>\n\n\n\n<li><strong>\u30df\u30c9\u30eb\u30ec\u30d9\u30eb\u958b\u767a\u8005<\/strong>\uff1a\u72ec\u7acb\u3057\u3066\u6a5f\u80fd\u8a2d\u8a08\u304b\u3089\u5b9f\u88c5\u307e\u3067\u62c5\u5f53<\/li>\n\n\n\n<li><strong>\u30b7\u30cb\u30a2\u958b\u767a\u8005<\/strong>\uff1a\u8907\u96d1\u306a\u6a5f\u80fd\u306e\u8a2d\u8a08\u3001\u30c1\u30fc\u30e0\u5185\u6280\u8853\u6307\u5c0e<\/li>\n\n\n\n<li><strong>\u30c6\u30c3\u30af\u30ea\u30fc\u30c9<\/strong>\uff1a\u6280\u8853\u9078\u5b9a\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08\u3001\u30c1\u30fc\u30e0\u5168\u4f53\u306e\u6280\u8853\u6307\u5c0e<\/li>\n\n\n\n<li><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c8<\/strong>\uff1a\u5927\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u3001\u6280\u8853\u6226\u7565\u7b56\u5b9a<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305f\u3001\u7279\u5b9a\u306e\u5c02\u9580\u5206\u91ce\u306b\u7279\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30ad\u30e3\u30ea\u30a2\u3082\u8003\u3048\u3089\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8<\/strong>\uff1aAPI\u8a2d\u8a08\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u69cb\u7bc9<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8<\/strong>\uff1a\u8106\u5f31\u6027\u8a3a\u65ad\u3001\u30bb\u30ad\u30e5\u30a2\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6307\u5c0e<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8<\/strong>\uff1a\u9ad8\u8ca0\u8377\u30b7\u30b9\u30c6\u30e0\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li><strong>CMS\u5c02\u9580\u5bb6<\/strong>\uff1aWordPress\u3001Drupal\u306a\u3069\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-121\">\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u306e\u5fc3\u69cb\u3048<\/h3>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001PHP\u958b\u767a\u306e\u73fe\u5834\u3067\u6d3b\u8e8d\u3059\u308b\u305f\u3081\u306e\u5fc3\u69cb\u3048\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5e38\u306b\u5b66\u3073\u7d9a\u3051\u308b\u59ff\u52e2<\/strong>\uff1a\u6280\u8853\u306e\u5909\u5316\u306b\u5bfe\u5fdc\u3057\u7d9a\u3051\u308b<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u3092\u91cd\u8996<\/strong>\uff1a\u77ed\u671f\u7684\u306a\u6210\u679c\u3088\u308a\u9577\u671f\u7684\u306a\u4fdd\u5b88\u6027\u3092<\/li>\n\n\n\n<li><strong>\u30c1\u30fc\u30e0\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong>\uff1a\u6280\u8853\u3060\u3051\u3067\u306a\u304f\u5354\u50cd\u30b9\u30ad\u30eb\u3082\u91cd\u8981<\/li>\n\n\n\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u8996\u70b9\u306e\u958b\u767a<\/strong>\uff1a\u6280\u8853\u7684\u306b\u512a\u308c\u3066\u3044\u3066\u3082\u4f7f\u3044\u306b\u304f\u3044\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u610f\u5473\u304c\u306a\u3044<\/li>\n<\/ul>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306f\u3001\u3053\u308c\u3089\u306e\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u3078\u306e\u5177\u4f53\u7684\u306a\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u3001\u4eba\u6c17\u306ePHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3001\u305d\u3057\u3066PHP\u8cc7\u683c\u53d6\u5f97\u306b\u3064\u3044\u3066\u3055\u3089\u306b\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-122\">\u4eba\u6c17PHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u5165\u9580<\/h3>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3092\u52b9\u7387\u5316\u3057\u3001\u9ad8\u54c1\u8cea\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u305f\u3081\u306b\u3001\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u6d3b\u7528\u306f\u73fe\u4ee3\u306ePHP\u958b\u767a\u3067\u306f\u5fc5\u9808\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u306a\u3069\u306e\u57fa\u672c\u6a5f\u80fd\u3092\u4e00\u304b\u3089\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u96c6\u4e2d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-123\">Laravel\u3001Symfony\u306a\u3069\u4e3b\u8981\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u7d39\u4ecb<\/h4>\n\n\n\n<p>PHP\u958b\u767a\u306e\u73fe\u5834\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u4e3b\u8981\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u305d\u306e\u7279\u5fb4\u3092\u6bd4\u8f03\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>Laravel<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7279\u5fb4<\/strong>\uff1a\u30a8\u30ec\u30ac\u30f3\u30c8\u306a\u69cb\u6587\u3001\u5145\u5b9f\u3057\u305f\u6a5f\u80fd\u3001\u6d3b\u767a\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3<\/li>\n\n\n\n<li><strong>\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>\uff1aEloquent ORM\u3001Blade \u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3001Artisan CLI<\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u96e3\u6613\u5ea6<\/strong>\uff1a\u4e2d\u7a0b\u5ea6\uff08\u521d\u5fc3\u8005\u5411\u3051\u306e\u6559\u6750\u304c\u8c4a\u5bcc\uff09<\/li>\n\n\n\n<li><strong>\u5411\u3044\u3066\u3044\u308b\u7528\u9014<\/strong>\uff1a\u4e2d\u5c0f\u898f\u6a21\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001API\u30b5\u30fc\u30d0\u30fc\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7<\/li>\n\n\n\n<li><strong>\u4eba\u6c17\u5ea6<\/strong>\uff1aPHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u4e2d\u3067\u6700\u3082\u4eba\u6c17\u304c\u9ad8\u3044\uff082025\u5e74\u73fe\u5728\uff09<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Laravel\u3067\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u4f8b\nRoute::get('\/users', [UserController::class, 'index']);\n\n\/\/ Eloquent ORM\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u53d6\u5f97\n$activeUsers = User::where('status', 'active')-&gt;get();\n<\/pre>\n\n\n\n<p><strong>Symfony<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7279\u5fb4<\/strong>\uff1a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u6307\u5411\u3001\u5b89\u5b9a\u6027\u3068\u62e1\u5f35\u6027\u3001\u5927\u898f\u6a21\u958b\u767a\u5411\u3051<\/li>\n\n\n\n<li><strong>\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>\uff1aDependencyInjection\u3001Form\u3001Security\u3001Doctrine ORM<\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u96e3\u6613\u5ea6<\/strong>\uff1a\u9ad8\u3081\uff08\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u7406\u89e3\u304c\u5fc5\u8981\uff09<\/li>\n\n\n\n<li><strong>\u5411\u3044\u3066\u3044\u308b\u7528\u9014<\/strong>\uff1a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u9577\u671f\u4fdd\u5b88\u304c\u5fc5\u8981\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/li>\n\n\n\n<li><strong>\u4eba\u6c17\u5ea6<\/strong>\uff1a\u4f01\u696d\u3067\u306e\u63a1\u7528\u7387\u304c\u9ad8\u3044<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Symfony\u3067\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u4f8b\n#[Route('\/users', name: 'user_list')]\npublic function index(): Response\n{\n    $users = $this-&gt;repository-&gt;findAll();\n    return $this-&gt;render('user\/index.html.twig', [\n        'users' =&gt; $users,\n    ]);\n}\n<\/pre>\n\n\n\n<p><strong>CodeIgniter<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7279\u5fb4<\/strong>\uff1a\u8efd\u91cf\u3001\u9ad8\u901f\u3001\u8a2d\u5b9a\u3088\u308a\u898f\u7d04\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/li>\n\n\n\n<li><strong>\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>\uff1aActiveRecord\u98a8\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3001Form Validation<\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u96e3\u6613\u5ea6<\/strong>\uff1a\u4f4e\u3081\uff08PHP\u306e\u57fa\u790e\u304c\u3042\u308c\u3070\u6bd4\u8f03\u7684\u7c21\u5358\uff09<\/li>\n\n\n\n<li><strong>\u5411\u3044\u3066\u3044\u308b\u7528\u9014<\/strong>\uff1a\u5c0f\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3001\u9ad8\u901f\u306a\u958b\u767a\u304c\u5fc5\u8981\u306a\u5834\u5408<\/li>\n\n\n\n<li><strong>\u4eba\u6c17\u5ea6<\/strong>\uff1a\u30b7\u30f3\u30d7\u30eb\u3055\u304b\u3089\u652f\u6301\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u6a5f\u80fd\u9762\u3067Laravel\u3084Symfony\u306b\u52a3\u308b<\/li>\n<\/ul>\n\n\n\n<p><strong>CakePHP<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7279\u5fb4<\/strong>\uff1a\u300c\u8a2d\u5b9a\u3088\u308a\u898f\u7d04\u300d\u306e\u601d\u60f3\u3001\u81ea\u52d5\u751f\u6210\u6a5f\u80fd<\/li>\n\n\n\n<li><strong>\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>\uff1aORM\u3001Authentication\u3001Authorization<\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u96e3\u6613\u5ea6<\/strong>\uff1a\u4e2d\u7a0b\u5ea6<\/li>\n\n\n\n<li><strong>\u5411\u3044\u3066\u3044\u308b\u7528\u9014<\/strong>\uff1aCRUD\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4e2d\u5fc3\u306e\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li><strong>\u4eba\u6c17\u5ea6<\/strong>\uff1a\u5b89\u5b9a\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u30d9\u30fc\u30b9\u3092\u6301\u3064<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-124\">\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u3046\u30e1\u30ea\u30c3\u30c8\u3068\u9078\u3073\u65b9<\/h4>\n\n\n\n<p><strong>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u4f7f\u7528\u306e\u30e1\u30ea\u30c3\u30c8<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u958b\u767a\u901f\u5ea6\u306e\u5411\u4e0a<\/strong>\uff1a\u5171\u901a\u6a5f\u80fd\u304c\u63c3\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u958b\u767a\u5de5\u6570\u3092\u524a\u6e1b\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5f37\u5316<\/strong>\uff1a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u8106\u5f31\u6027\u30ea\u30b9\u30af\u3092\u8efd\u6e1b<\/li>\n\n\n\n<li><strong>\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/strong>\uff1a\u4e00\u8cab\u3057\u305f\u69cb\u9020\u3067\u30b3\u30fc\u30c9\u304c\u6574\u7406\u3055\u308c\u3001\u5c06\u6765\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5bb9\u6613<\/li>\n\n\n\n<li><strong>\u30c1\u30fc\u30e0\u958b\u767a\u306e\u52b9\u7387\u5316<\/strong>\uff1a\u5171\u901a\u306e\u898f\u7d04\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u5354\u696d\u304c\u5411\u4e0a<\/li>\n\n\n\n<li><strong>\u6700\u65b0\u6280\u8853\u306e\u5c0e\u5165<\/strong>\uff1a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u9032\u5316\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u65b0\u6a5f\u80fd\u3084\u6539\u5584\u304c\u81ea\u52d5\u7684\u306b\u53d6\u308a\u8fbc\u3081\u308b<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u9078\u629e\u306e\u5224\u65ad\u57fa\u6e96<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u898f\u6a21\u3068\u8981\u4ef6<\/strong>\uff1a\u5c0f\u898f\u6a21\u306a\u3089CodeIgniter\u3001\u5927\u898f\u6a21\u306a\u3089Symfony\u306a\u3069<\/li>\n\n\n\n<li><strong>\u30c1\u30fc\u30e0\u306e\u7d4c\u9a13\u3068\u5b66\u7fd2\u66f2\u7dda<\/strong>\uff1a\u7d4c\u9a13\u8005\u304c\u3044\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u9078\u3076\u3068\u7acb\u3061\u4e0a\u3052\u304c\u65e9\u3044<\/li>\n\n\n\n<li><strong>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8<\/strong>\uff1a\u6d3b\u767a\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306f\u554f\u984c\u89e3\u6c7a\u3084\u60c5\u5831\u53ce\u96c6\u306b\u5f79\u7acb\u3064<\/li>\n\n\n\n<li><strong>\u9577\u671f\u7684\u306a\u4fdd\u5b88\u6027<\/strong>\uff1a\u9577\u671f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u5b89\u5b9a\u3057\u305f\u30ea\u30ea\u30fc\u30b9\u30b5\u30a4\u30af\u30eb\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u6709\u5229<\/li>\n\n\n\n<li><strong>\u6c42\u4eba\u5e02\u5834\u306e\u52d5\u5411<\/strong>\uff1a\u30ad\u30e3\u30ea\u30a2\u5f62\u6210\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u9700\u8981\u306e\u9ad8\u3044\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u30b9\u30ad\u30eb\u304c\u6709\u5229<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-125\">\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/h4>\n\n\n\n<p><strong>Laravel\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1a<a href=\"https:\/\/laravel.com\/docs\">https:\/\/laravel.com\/docs<\/a><\/li>\n\n\n\n<li>Laracasts\uff1a<a href=\"https:\/\/laracasts.com\/\">https:\/\/laracasts.com<\/a>\uff08\u6709\u6599\u3060\u304c\u8cea\u306e\u9ad8\u3044\u30d3\u30c7\u30aa\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff09<\/li>\n\n\n\n<li>\u5165\u9580\u66f8\u7c4d\uff1a\u300cLaravel\u5165\u9580\u300d\u300cPHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af Laravel\u5165\u9580\u300d\u306a\u3069<\/li>\n<\/ul>\n\n\n\n<p><strong>Symfony\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1a<a href=\"https:\/\/symfony.com\/doc\">https:\/\/symfony.com\/doc<\/a><\/li>\n\n\n\n<li>SymfonyCasts\uff1a<a href=\"https:\/\/symfonycasts.com\/\">https:\/\/symfonycasts.com<\/a><\/li>\n\n\n\n<li>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff1a<a href=\"https:\/\/symfony.com\/community\">https:\/\/symfony.com\/community<\/a><\/li>\n<\/ul>\n\n\n\n<p><strong>\u4e00\u822c\u7684\u306a\u5b66\u7fd2\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u6982\u5ff5\u306e\u7406\u89e3<\/strong>\uff1aMVC\u30d1\u30bf\u30fc\u30f3\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001ORM\u306a\u3069\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u5171\u901a\u6982\u5ff5<\/li>\n\n\n\n<li><strong>\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u5b9f\u8df5<\/strong>\uff1a\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u300cGetting Started\u300d\u3084\u5165\u9580\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/li>\n\n\n\n<li><strong>\u7c21\u5358\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210<\/strong>\uff1a\u30d6\u30ed\u30b0\u30b7\u30b9\u30c6\u30e0\u3084ToDo\u30a2\u30d7\u30ea\u306a\u3069\u306e\u5c0f\u898f\u6a21\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li><strong>\u30a2\u30c9\u30d0\u30f3\u30b9\u30c9\u6a5f\u80fd\u306e\u5b66\u7fd2<\/strong>\uff1a\u8a8d\u8a3c\u3001\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3001API\u306a\u3069\u306e\u5fdc\u7528\u6a5f\u80fd<\/li>\n\n\n\n<li><strong>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u7fd2\u5f97<\/strong>\uff1a\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u3001\u30af\u30ea\u30fc\u30f3\u30b3\u30fc\u30c9\u3001\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-126\">\u521d\u5fc3\u8005\u3078\u306e\u30a2\u30c9\u30d0\u30a4\u30b9<\/h4>\n\n\n\n<p>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u969b\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e00\u3064\u3092\u6df1\u304f\u5b66\u3076<\/strong>\uff1a\u8907\u6570\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u540c\u6642\u306b\u5b66\u3076\u3088\u308a\u3001\u4e00\u3064\u3092\u5fb9\u5e95\u7684\u306b\u7fd2\u5f97\u3059\u308b<\/li>\n\n\n\n<li><strong>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u6d3b\u7528<\/strong>\uff1a\u72ec\u81ea\u306e\u89e3\u91c8\u3084\u30d6\u30ed\u30b0\u8a18\u4e8b\u3088\u308a\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u512a\u5148\u3059\u308b<\/li>\n\n\n\n<li><strong>\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3059<\/strong>\uff1a\u66f8\u7c4d\u3084\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u8aad\u3080\u3060\u3051\u3067\u306a\u304f\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u8a66\u3059<\/li>\n\n\n\n<li><strong>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u53c2\u52a0<\/strong>\uff1aStack Overflow\u3084Slack\u3001Discord\u306a\u3069\u3067\u8cea\u554f\u3057\u3001\u60c5\u5831\u4ea4\u63db\u3059\u308b<\/li>\n\n\n\n<li><strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5206\u6790<\/strong>\uff1a\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3067\u5b66\u3076<\/li>\n<\/ol>\n\n\n\n<p>\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u5b66\u7fd2\u306fPHP\u30b9\u30ad\u30eb\u3092\u6b21\u306e\u30ec\u30d9\u30eb\u306b\u5f15\u304d\u4e0a\u3052\u308b\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002\u4e00\u3064\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308c\u3070\u3001\u4ed6\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u3082\u5171\u901a\u3059\u308b\u6982\u5ff5\u304c\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u3088\u308a\u67d4\u8edf\u306a\u958b\u767a\u8005\u3078\u3068\u6210\u9577\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-127\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3078\u306e\u7b2c\u4e00\u6b69<\/h3>\n\n\n\n<p>PHP\u306f\u624b\u7d9a\u304d\u578b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3068\u4e26\u3093\u3067\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff08OOP\uff09\u3082\u5f37\u529b\u306b\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u5927\u898f\u6a21\u306a\u958b\u767a\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u4fdd\u5b88\u6027\u3068\u62e1\u5f35\u6027\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001PHP\u306b\u304a\u3051\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u57fa\u672c\u6982\u5ff5\u3068\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-128\">\u30af\u30e9\u30b9\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u57fa\u672c\u6982\u5ff5<\/h4>\n\n\n\n<p><strong>\u30af\u30e9\u30b9<\/strong>\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8a2d\u8a08\u56f3\u3001<strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/strong>\u306f\u305d\u306e\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u308b\u5b9f\u4f53\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\nclass User {\n    \/\/ \u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u30c7\u30fc\u30bf\uff09\n    private string $name;\n    private string $email;\n    private int $age;\n    \n    \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\uff08\u521d\u671f\u5316\u30e1\u30bd\u30c3\u30c9\uff09\n    public function __construct(string $name, string $email, int $age = 0) {\n        $this-&gt;name = $name;\n        $this-&gt;email = $email;\n        $this-&gt;age = $age;\n    }\n    \n    \/\/ \u30e1\u30bd\u30c3\u30c9\uff08\u6a5f\u80fd\uff09\n    public function getName(): string {\n        return $this-&gt;name;\n    }\n    \n    public function getEmail(): string {\n        return $this-&gt;email;\n    }\n    \n    public function setEmail(string $email): void {\n        \/\/ \u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3082\u53ef\u80fd\n        if (filter_var($email, FILTER_VALIDATE_EMAIL)) {\n            $this-&gt;email = $email;\n        }\n    }\n    \n    public function getAge(): int {\n        return $this-&gt;age;\n    }\n    \n    \/\/ \u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3057\u3066\u8fd4\u3059\u30e1\u30bd\u30c3\u30c9\n    public function getProfile(): string {\n        return \"{$this-&gt;name} ({$this-&gt;email}), {$this-&gt;age}\u6b73\";\n    }\n}\n\n\/\/ \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u3068\u4f7f\u7528\n$user = new User(\"\u5c71\u7530\u592a\u90ce\", \"yamada@example.com\", 30);\necho $user-&gt;getName(); \/\/ \u5c71\u7530\u592a\u90ce\necho $user-&gt;getProfile(); \/\/ \u5c71\u7530\u592a\u90ce (yamada@example.com), 30\u6b73\n\n\/\/ \u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u5909\u66f4\n$user-&gt;setEmail(\"newemail@example.com\");\n<\/pre>\n\n\n\n<p>\u30af\u30e9\u30b9\u8a2d\u8a08\u306e\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ab\u30d7\u30bb\u30eb\u5316<\/strong>\uff1a\u30d7\u30ed\u30d1\u30c6\u30a3\u3092 <code>private<\/code> \u306b\u3057\u3066\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650\u3057\u3001\u30e1\u30bd\u30c3\u30c9\u3092\u901a\u3058\u3066\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306a\u8cac\u4efb\u5206\u62c5<\/strong>\uff1a1\u3064\u306e\u30af\u30e9\u30b9\u306b\u306f\u95a2\u9023\u3059\u308b\u6a5f\u80fd\u3060\u3051\u3092\u6301\u305f\u305b\u308b<\/li>\n\n\n\n<li><strong>\u5805\u7262\u6027<\/strong>\uff1a\u30c7\u30fc\u30bf\u306e\u691c\u8a3c\u3084\u30a8\u30e9\u30fc\u51e6\u7406\u3092\u30e1\u30bd\u30c3\u30c9\u5185\u3067\u884c\u3046<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-129\">\u7d99\u627f\u3068\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6d3b\u7528\u6cd5<\/h4>\n\n\n\n<p><strong>\u7d99\u627f<\/strong>\u306f\u65e2\u5b58\u306e\u30af\u30e9\u30b9\u3092\u62e1\u5f35\u3057\u3066\u65b0\u3057\u3044\u30af\u30e9\u30b9\u3092\u4f5c\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/strong>\u306f\u30af\u30e9\u30b9\u304c\u5b9f\u88c5\u3059\u3079\u304d\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u5e95\u30af\u30e9\u30b9\uff08\u89aa\u30af\u30e9\u30b9\uff09\nabstract class Account {\n    protected string $accountId;\n    protected float $balance = 0;\n    \n    public function __construct(string $accountId) {\n        $this-&gt;accountId = $accountId;\n    }\n    \n    public function getBalance(): float {\n        return $this-&gt;balance;\n    }\n    \n    \/\/ \u62bd\u8c61\u30e1\u30bd\u30c3\u30c9\uff08\u30b5\u30d6\u30af\u30e9\u30b9\u3067\u5fc5\u305a\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff09\n    abstract public function withdraw(float $amount): bool;\n    abstract public function deposit(float $amount): bool;\n}\n\n\/\/ \u30b5\u30d6\u30af\u30e9\u30b9\uff08\u5b50\u30af\u30e9\u30b9\uff09\nclass SavingsAccount extends Account {\n    private float $interestRate;\n    \n    public function __construct(string $accountId, float $interestRate) {\n        parent::__construct($accountId); \/\/ \u89aa\u30af\u30e9\u30b9\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u547c\u3073\u51fa\u3059\n        $this-&gt;interestRate = $interestRate;\n    }\n    \n    public function withdraw(float $amount): bool {\n        if ($amount &gt; 0 &amp;&amp; $this-&gt;balance &gt;= $amount) {\n            $this-&gt;balance -= $amount;\n            return true;\n        }\n        return false;\n    }\n    \n    public function deposit(float $amount): bool {\n        if ($amount &gt; 0) {\n            $this-&gt;balance += $amount;\n            return true;\n        }\n        return false;\n    }\n    \n    \/\/ \u30b5\u30d6\u30af\u30e9\u30b9\u72ec\u81ea\u306e\u30e1\u30bd\u30c3\u30c9\n    public function addInterest(): void {\n        $this-&gt;balance += $this-&gt;balance * $this-&gt;interestRate;\n    }\n}\n\n\/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\ninterface Transferable {\n    public function transfer(Account $targetAccount, float $amount): bool;\n}\n\n\/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u30af\u30e9\u30b9\nclass CheckingAccount extends Account implements Transferable {\n    public function withdraw(float $amount): bool {\n        \/\/ \u5b9f\u88c5...\n    }\n    \n    public function deposit(float $amount): bool {\n        \/\/ \u5b9f\u88c5...\n    }\n    \n    \/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\n    public function transfer(Account $targetAccount, float $amount): bool {\n        if ($this-&gt;withdraw($amount)) {\n            return $targetAccount-&gt;deposit($amount);\n        }\n        return false;\n    }\n}\n<\/pre>\n\n\n\n<p>\u7d99\u627f\u3068\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6d3b\u7528\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7d99\u627f<\/strong>\u306f\u300cis-a\u300d\u95a2\u4fc2\uff08CheckingAccount\u306fAccount\u306e\u4e00\u7a2e\uff09<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/strong>\u306f\u300ccan-do\u300d\u95a2\u4fc2\uff08CheckingAccount\u306f\u9001\u91d1\u3067\u304d\u308b\uff09<\/li>\n\n\n\n<li><strong>\u62bd\u8c61\u30af\u30e9\u30b9<\/strong>\u306f\u5171\u901a\u306e\u5b9f\u88c5\u3092\u63d0\u4f9b\u3057\u3064\u3064\u3001\u4e00\u90e8\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u3092\u5b50\u30af\u30e9\u30b9\u306b\u5f37\u5236\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-130\">\u5b9f\u8df5\u7684\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u306e\u4f8b<\/h4>\n\n\n\n<p>\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30ab\u30fc\u30c8\u30b7\u30b9\u30c6\u30e0\u3092\u4f8b\u306b\u3001\u5b9f\u8df5\u7684\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5546\u54c1\u30af\u30e9\u30b9\nclass Product {\n    private int $id;\n    private string $name;\n    private float $price;\n    \n    \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068\u5404\u7a2e\u30e1\u30bd\u30c3\u30c9...\n}\n\n\/\/ \u30ab\u30fc\u30c8\u30a2\u30a4\u30c6\u30e0\u30af\u30e9\u30b9\nclass CartItem {\n    private Product $product;\n    private int $quantity;\n    \n    \/\/ \u5c0f\u8a08\u8a08\u7b97\u30e1\u30bd\u30c3\u30c9\u306a\u3069...\n    public function getSubtotal(): float {\n        return $this-&gt;product-&gt;getPrice() * $this-&gt;quantity;\n    }\n}\n\n\/\/ \u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30ab\u30fc\u30c8\u30af\u30e9\u30b9\nclass ShoppingCart {\n    private array $items = [];\n    \n    public function addItem(Product $product, int $quantity): void {\n        \/\/ \u5546\u54c1\u3092\u8ffd\u52a0...\n    }\n    \n    public function removeItem(int $productId): void {\n        \/\/ \u5546\u54c1\u3092\u524a\u9664...\n    }\n    \n    public function getTotal(): float {\n        $total = 0;\n        foreach ($this-&gt;items as $item) {\n            $total += $item-&gt;getSubtotal();\n        }\n        return $total;\n    }\n}\n\n\/\/ \u6ce8\u6587\u30af\u30e9\u30b9\nclass Order {\n    private int $id;\n    private ShoppingCart $cart;\n    private string $status;\n    \n    \/\/ \u6ce8\u6587\u51e6\u7406\u30e1\u30bd\u30c3\u30c9\u306a\u3069...\n    public function process(): bool {\n        \/\/ \u6ce8\u6587\u51e6\u7406\u306e\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af...\n    }\n}\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-131\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u826f\u3044\u8a2d\u8a08\u539f\u5247\uff08SOLID\uff09<\/h4>\n\n\n\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u306e\u8cea\u3092\u9ad8\u3081\u308b\u305f\u3081\u306eSOLID\u539f\u5247\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5358\u4e00\u8cac\u4efb\u306e\u539f\u5247\uff08SRP\uff09<\/strong>\uff1a\u4e00\u3064\u306e\u30af\u30e9\u30b9\u306f\u4e00\u3064\u306e\u8cac\u4efb\u3060\u3051\u3092\u6301\u3064\u3079\u304d<\/li>\n\n\n\n<li><strong>\u30aa\u30fc\u30d7\u30f3\u30fb\u30af\u30ed\u30fc\u30ba\u30c9\u306e\u539f\u5247\uff08OCP\uff09<\/strong>\uff1a\u62e1\u5f35\u306b\u5bfe\u3057\u3066\u958b\u304d\u3001\u4fee\u6b63\u306b\u5bfe\u3057\u3066\u9589\u3058\u3066\u3044\u308b<\/li>\n\n\n\n<li><strong>\u30ea\u30b9\u30b3\u30d5\u306e\u7f6e\u63db\u539f\u5247\uff08LSP\uff09<\/strong>\uff1a\u5b50\u30af\u30e9\u30b9\u306f\u89aa\u30af\u30e9\u30b9\u3068\u7f6e\u304d\u63db\u3048\u53ef\u80fd\u3067\u3042\u308b\u3079\u304d<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5206\u96e2\u306e\u539f\u5247\uff08ISP\uff09<\/strong>\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u4f7f\u308f\u306a\u3044\u30e1\u30bd\u30c3\u30c9\u306b\u4f9d\u5b58\u3059\u3079\u304d\u3067\u306a\u3044<\/li>\n\n\n\n<li><strong>\u4f9d\u5b58\u6027\u9006\u8ee2\u306e\u539f\u5247\uff08DIP\uff09<\/strong>\uff1a\u5177\u8c61\u3067\u306f\u306a\u304f\u62bd\u8c61\u306b\u4f9d\u5b58\u3059\u3079\u304d<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-132\">PHP 8.2\u3067\u306e\u65b0\u3057\u3044OOP\u6a5f\u80fd<\/h4>\n\n\n\n<p>PHP 8.2\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u65b0\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30af\u30e9\u30b9<\/strong>\uff08readonly classes\uff09\uff1a\u30af\u30e9\u30b9\u5168\u4f53\u3092\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306b\u8a2d\u5b9a<\/li>\n\n\n\n<li><strong>DNF\u578b<\/strong>\uff08Disjunctive Normal Form\uff09\uff1a<code>(A&amp;B)|C<\/code> \u306e\u3088\u3046\u306a\u8907\u5408\u578b\u3092\u6307\u5b9a\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PHP 8.2\u306e\u4f8b\nreadonly class Point {\n    public function __construct(\n        public float $x,\n        public float $y\n    ) {}\n}\n\n\/\/ \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u5f8c\u306f\u5909\u66f4\u4e0d\u53ef\n$point = new Point(10.5, 20.3);\n\/\/ $point-&gt;x = 15.0; \/\/ \u30a8\u30e9\u30fc\uff1a\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u5909\u66f4\u3067\u304d\u306a\u3044\n<\/pre>\n\n\n\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u5927\u898f\u6a21\u306a\u958b\u767a\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u5f37\u529b\u306a\u30d1\u30e9\u30c0\u30a4\u30e0\u3067\u3059\u304c\u3001\u5b66\u7fd2\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u307e\u305a\u306f\u5c0f\u3055\u306a\u30af\u30e9\u30b9\u304b\u3089\u59cb\u3081\u3066\u3001\u5f90\u3005\u306b\u7406\u89e3\u3092\u6df1\u3081\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001PHP\u8cc7\u683c\u53d6\u5f97\u3068\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-133\">PHP\u8cc7\u683c\u53d6\u5f97\u3068\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9<\/h3>\n\n\n\n<p>PHP\u30b9\u30ad\u30eb\u3092\u5ba2\u89b3\u7684\u306b\u8a3c\u660e\u3057\u3001\u30ad\u30e3\u30ea\u30a2\u30a2\u30c3\u30d7\u306b\u5f79\u7acb\u3066\u308b\u305f\u3081\u306e\u8cc7\u683c\u53d6\u5f97\u3084\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002PHP\u958b\u767a\u8005\u3068\u3057\u3066\u6210\u9577\u3059\u308b\u305f\u3081\u306e\u9053\u7b4b\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3001\u5b66\u7fd2\u306e\u65b9\u5411\u6027\u3082\u660e\u78ba\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-134\">Zend\u8a8d\u5b9a\u8cc7\u683c\u306e\u6982\u8981\u3068\u53d6\u5f97\u30e1\u30ea\u30c3\u30c8<\/h4>\n\n\n\n<p><strong>Zend Certified PHP Engineer (ZCE)<\/strong> \u306fPHP\u306e\u516c\u5f0f\u8a8d\u5b9a\u8cc7\u683c\u3067\u3042\u308a\u3001PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u6280\u8853\u529b\u3092\u8a3c\u660e\u3059\u308b\u56fd\u969b\u7684\u306a\u6307\u6a19\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>ZCE\u8a66\u9a13\u306e\u6982\u8981<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u51fa\u984c\u7bc4\u56f2<\/strong>\uff1aPHP\u8a00\u8a9e\u306e\u57fa\u790e\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30a6\u30a7\u30d6\u6a5f\u80fd\u3001\u914d\u5217\u3001\u6587\u5b57\u5217\u64cd\u4f5c\u3001\u30a8\u30e9\u30fc\u51e6\u7406\u306a\u3069<\/li>\n\n\n\n<li><strong>\u8a66\u9a13\u5f62\u5f0f<\/strong>\uff1a70\u554f\u306e\u591a\u80a2\u9078\u629e\u554f\u984c\uff0870\u5206\u9593\uff09<\/li>\n\n\n\n<li><strong>\u5408\u683c\u57fa\u6e96<\/strong>\uff1a70%\u4ee5\u4e0a\u306e\u6b63\u7b54\u7387<\/li>\n\n\n\n<li><strong>\u6709\u52b9\u671f\u9593<\/strong>\uff1aPHP8.x\u8a8d\u5b9a\u306f\u73fe\u884c\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u4e3b\u6d41\u3067\u3042\u308b\u9650\u308a\u6709\u52b9<\/li>\n<\/ul>\n\n\n\n<p><strong>\u53d6\u5f97\u30e1\u30ea\u30c3\u30c8<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6280\u8853\u529b\u306e\u5ba2\u89b3\u7684\u8a3c\u660e<\/strong>\uff1a\u63a1\u7528\u6642\u3084\u6607\u9032\u6642\u306e\u8a55\u4fa1\u6750\u6599\u306b\u306a\u308b<\/li>\n\n\n\n<li><strong>\u30ad\u30e3\u30ea\u30a2\u30a2\u30c3\u30d7<\/strong>\uff1a\u8ee2\u8077\u5e02\u5834\u3067\u306e\u7af6\u4e89\u529b\u304c\u5897\u3059<\/li>\n\n\n\n<li><strong>\u7d66\u4e0e\u4ea4\u6e09<\/strong>\uff1a\u8cc7\u683c\u4fdd\u6709\u8005\u306f\u5e73\u5747\u306710\uff5e15%\u9ad8\u3044\u7d66\u4e0e\u3092\u5f97\u3066\u3044\u308b\u3068\u3044\u3046\u8abf\u67fb\u7d50\u679c\u3082\u3042\u308b<\/li>\n\n\n\n<li><strong>\u81ea\u5df1\u7814\u947d<\/strong>\uff1a\u8a66\u9a13\u5bfe\u7b56\u3092\u901a\u3058\u3066PHP\u306e\u5e45\u5e83\u3044\u77e5\u8b58\u3092\u4f53\u7cfb\u7684\u306b\u5b66\u3079\u308b<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-135\">PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u3068\u5c06\u6765\u6027<\/h4>\n\n\n\n<p>PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ad\u30e3\u30ea\u30a2\u306b\u306f\u3001\u69d8\u3005\u306a\u6210\u9577\u7d4c\u8def\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<p><strong>\u7d4c\u9a13\u30ec\u30d9\u30eb\u306b\u3088\u308b\u30ad\u30e3\u30ea\u30a2\u30b9\u30c6\u30c3\u30d7<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b8\u30e5\u30cb\u30a2\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc<\/strong>\uff080\uff5e2\u5e74\uff09\uff1a\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u5b9f\u88c5\u3001\u30d0\u30b0\u4fee\u6b63<\/li>\n\n\n\n<li><strong>\u30df\u30c9\u30eb\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc<\/strong>\uff082\uff5e5\u5e74\uff09\uff1a\u4e2d\u898f\u6a21\u6a5f\u80fd\u306e\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3001\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc<\/li>\n\n\n\n<li><strong>\u30b7\u30cb\u30a2\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc<\/strong>\uff085\u5e74\u4ee5\u4e0a\uff09\uff1a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u8a08\u753b\u3001\u30c1\u30fc\u30e0\u6307\u5c0e<\/li>\n\n\n\n<li><strong>\u30c6\u30c3\u30af\u30ea\u30fc\u30c9\uff0f\u30a2\u30fc\u30ad\u30c6\u30af\u30c8<\/strong>\uff1a\u6280\u8853\u6226\u7565\u7b56\u5b9a\u3001\u8907\u96d1\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3001\u7d44\u7e54\u5168\u4f53\u306e\u6280\u8853\u6307\u5c0e<\/li>\n<\/ol>\n\n\n\n<p><strong>\u5c02\u9580\u5206\u91ce\u306b\u3088\u308b\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u958b\u767a\u8005<\/strong>\uff1aPHP\u3068JavaScript\/CSS\/HTML\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u7dcf\u5408\u7684\u958b\u767a<\/li>\n\n\n\n<li><strong>API\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8<\/strong>\uff1aRESTful\/GraphQL API\u306e\u8a2d\u8a08\u3068\u5b9f\u88c5<\/li>\n\n\n\n<li><strong>CMS\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8<\/strong>\uff1aWordPress\/Drupal\u306a\u3069\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35\u958b\u767a<\/li>\n\n\n\n<li><strong>DevOps\u30a8\u30f3\u30b8\u30cb\u30a2<\/strong>\uff1aPHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u81ea\u52d5\u5316\u3001CI\/CD\u69cb\u7bc9<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-136\">\u6c42\u4eba\u5e02\u5834\u3067\u306ePHP\u30b9\u30ad\u30eb\u306e\u4fa1\u5024<\/h4>\n\n\n\n<p>2025\u5e74\u73fe\u5728\u306ePHP\u958b\u767a\u8005\u306e\u5e02\u5834\u4fa1\u5024\u3068\u9700\u8981\u306b\u3064\u3044\u3066\uff1a<\/p>\n\n\n\n<p><strong>\u65e5\u672c\u56fd\u5185\u306e\u5e02\u5834\u52d5\u5411<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5e73\u5747\u5e74\u53ce\uff1a450\u4e07\u5186\u301c800\u4e07\u5186\uff08\u7d4c\u9a13\u30fb\u30b9\u30ad\u30eb\u306b\u3088\u308b\uff09<\/li>\n\n\n\n<li>\u6c42\u4eba\u6570\uff1aWeb\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u8a00\u8a9e\u306e\u4e2d\u3067\u4e0a\u4f4d\u3092\u7dad\u6301<\/li>\n\n\n\n<li>\u7279\u306b\u9700\u8981\u306e\u9ad8\u3044\u30b9\u30ad\u30eb\uff1aLaravel\u3001MySQL\u3001AWS\u3001Docker\u3001Git<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u5e02\u5834<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u306e\u666e\u53ca\u306b\u3088\u308a\u56fd\u969b\u6848\u4ef6\u3078\u306e\u53c2\u753b\u6a5f\u4f1a\u304c\u5897\u52a0<\/li>\n\n\n\n<li>\u6b27\u7c73\u3067\u306e\u5e73\u5747\u5e74\u53ce\uff1a$70,000\u301c$120,000\uff08\u7d4c\u9a13\u306b\u3088\u308a\u7570\u306a\u308b\uff09<\/li>\n\n\n\n<li>\u7279\u306bE\u30b3\u30de\u30fc\u30b9\u3001SaaS\u3001\u6559\u80b2\u7cfb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u9700\u8981\u304c\u9ad8\u3044<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u306e\u5e02\u5834<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5358\u4fa1\u76f8\u5834\uff1a500\u5186\u301c1,500\u5186\/\u6642\uff08\u30b9\u30ad\u30eb\u30fb\u7d4c\u9a13\u306b\u3088\u308b\uff09<\/li>\n\n\n\n<li>\u7279\u306bCMS\u9023\u643a\u3084EC\u30b5\u30a4\u30c8\u69cb\u7bc9\u6848\u4ef6\u304c\u591a\u3044<\/li>\n\n\n\n<li>\u30aa\u30f3\u30e9\u30a4\u30f3\u5b66\u7fd2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u69cb\u7bc9\u9700\u8981\u304c\u5897\u52a0\u50be\u5411<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-137\">\u52b9\u679c\u7684\u306a\u30ad\u30e3\u30ea\u30a2\u69cb\u7bc9\u306e\u30a2\u30c9\u30d0\u30a4\u30b9<\/h4>\n\n\n\n<p>PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u30ad\u30e3\u30ea\u30a2\u3092\u52b9\u679c\u7684\u306b\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2<\/strong>\uff1aPHP\u672c\u4f53\u306e\u9032\u5316\u3060\u3051\u3067\u306a\u304f\u3001\u5468\u8fba\u6280\u8853\uff08JavaScript\u3001Docker\u3001\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\uff09\u3082\u5b66\u3076<\/li>\n\n\n\n<li><strong>\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u306e\u69cb\u7bc9<\/strong>\uff1aGitHub\u3067\u306e\u30b3\u30fc\u30c9\u516c\u958b\u3001\u500b\u4eba\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3001\u6280\u8853\u30d6\u30ed\u30b0\u306e\u57f7\u7b46<\/li>\n\n\n\n<li><strong>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3078\u306e\u53c2\u52a0<\/strong>\uff1a\u52c9\u5f37\u4f1a\u3001\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30d5\u30a9\u30fc\u30e9\u30e0\u3067\u306e\u60c5\u5831\u4ea4\u63db<\/li>\n\n\n\n<li><strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3078\u306e\u8ca2\u732e<\/strong>\uff1a\u6709\u540dPHP\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3078\u306e\u8ca2\u732e\u3067\u30b9\u30ad\u30eb\u3068\u8a55\u4fa1\u3092\u9ad8\u3081\u308b<\/li>\n\n\n\n<li><strong>T\u578b\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8<\/strong>\uff1aPHP\u3092\u8ef8\u3068\u3057\u3064\u3064\u3001\u95a2\u9023\u3059\u308b\u6280\u8853\uff08\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3001\u30a4\u30f3\u30d5\u30e9\uff09\u3082\u62bc\u3055\u3048\u308b<\/li>\n<\/ol>\n\n\n\n<p>PHP\u8a00\u8a9e\u81ea\u4f53\u306f25\u5e74\u4ee5\u4e0a\u306e\u9577\u3044\u6b74\u53f2\u3092\u6301\u3061\u3001\u73fe\u5728\u3082\u591a\u304f\u306eWeb\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002\u9032\u5316\u3092\u7d9a\u3051\u308bPHP\u8a00\u8a9e\u3068\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3092\u3057\u3063\u304b\u308a\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001Web\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u9577\u671f\u7684\u306a\u30ad\u30e3\u30ea\u30a2\u3092\u7bc9\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-138\">\u307e\u3068\u3081\uff5cPHP\u5b66\u7fd2\u3092\u6210\u529f\u3055\u305b\u308b\u305f\u3081\u306e3\u3064\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p>\u672c\u30ac\u30a4\u30c9\u3067\u306f\u3001PHP\u306e\u57fa\u790e\u304b\u3089\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u6cd5\u3001\u305d\u3057\u3066\u5c06\u6765\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u307e\u3067\u5e45\u5e83\u304f\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u306f\u3001PHP\u5b66\u7fd2\u3092\u6210\u529f\u3055\u305b\u308b\u305f\u3081\u306e3\u3064\u306e\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u307e\u3068\u3081\u3001\u3042\u306a\u305f\u306e\u5b66\u7fd2\u306e\u6307\u91dd\u3068\u3057\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-139\">1. 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class=\"wp-block-list\">\n<li><strong>\u5b66\u7fd2\u306e\u7fd2\u6163\u5316<\/strong>\uff1a\u6bce\u65e530\u5206\u3067\u3082\u826f\u3044\u306e\u3067\u3001\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u6642\u9593\u3092\u78ba\u4fdd\u3057\u307e\u3057\u3087\u3046<\/li>\n\n\n\n<li><strong>\u5c0f\u3055\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304b\u3089\u59cb\u3081\u308b<\/strong>\uff1aToDo\u30ea\u30b9\u30c8\u3001\u7c21\u6613\u30d6\u30ed\u30b0\u3001\u500b\u4eba\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u30b5\u30a4\u30c8\u306a\u3069<\/li>\n\n\n\n<li><strong>\u6bb5\u968e\u7684\u306a\u6311\u6226<\/strong>\uff1a\u5f90\u3005\u306b\u96e3\u6613\u5ea6\u3092\u4e0a\u3052\u3001\u65b0\u3057\u3044\u6982\u5ff5\u3084\u6a5f\u80fd\u3092\u53d6\u308a\u5165\u308c\u3066\u3044\u304f<\/li>\n\n\n\n<li><strong>\u300c\u8aad\u3080\u300d\u3060\u3051\u3067\u306a\u304f\u300c\u66f8\u304f\u300d<\/strong>\uff1a\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u305f\u3060\u8aad\u3080\u306e\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3059<\/li>\n\n\n\n<li><strong>\u5931\u6557\u3092\u6050\u308c\u306a\u3044<\/strong>\uff1a\u30a8\u30e9\u30fc\u3084\u30d0\u30b0\u306f\u5b66\u7fd2\u306e\u4e00\u90e8\u3068\u8003\u3048\u3001\u30c7\u30d0\u30c3\u30b0\u30b9\u30ad\u30eb\u3092\u57f9\u3046<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u3053\u306e\u30ac\u30a4\u30c9\u3067\u5b66\u3093\u3060\u5185\u5bb9\u3092\u6d3b\u304b\u3057\u3066\u9031\u672b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u59cb\u3081\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u306f\u7c21\u5358\u306a\u63b2\u793a\u677f\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u308a\u3001\u5f90\u3005\u306b\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u6a5f\u80fd\u3001\u753b\u50cf\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6a5f\u80fd\u306a\u3069\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304f\u3053\u3068\u3067\u3001\u77e5\u8b58\u304c\u5b9a\u7740\u3057\u5b9f\u8df5\u529b\u304c\u8eab\u306b\u3064\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-140\">2. \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u6d3b\u7528\u3068\u60c5\u5831\u53ce\u96c6\u306e\u65b9\u6cd5<\/h3>\n\n\n\n<p><strong>\u4e00\u4eba\u3067\u5b66\u3076\u3088\u308a\u3001\u5171\u306b\u5b66\u3076<\/strong>\uff1a<\/p>\n\n\n\n<p>PHP\u306f\u6d3b\u767a\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3092\u6301\u3064\u8a00\u8a9e\u3067\u3059\u3002\u4ed6\u306e\u958b\u767a\u8005\u3068\u306e\u4ea4\u6d41\u3084\u60c5\u5831\u4ea4\u63db\u3092\u901a\u3058\u3066\u3001\u5b66\u7fd2\u306e\u8cea\u3068\u901f\u5ea6\u304c\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30d5\u30a9\u30fc\u30e9\u30e0\u3078\u306e\u53c2\u52a0<\/strong>\uff1aStack Overflow\u3001PHP\u516c\u5f0f\u30d5\u30a9\u30fc\u30e9\u30e0\u3001Reddit r\/PHP<\/li>\n\n\n\n<li><strong>\u5730\u57df\u306e\u52c9\u5f37\u4f1a\u3084Meetup<\/strong>\uff1a\u5bfe\u9762\u307e\u305f\u306f\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u5730\u57df\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u53c2\u52a0<\/li>\n\n\n\n<li><strong>\u8cea\u554f\u306e\u4ed5\u65b9\u3092\u5b66\u3076<\/strong>\uff1a\u5177\u4f53\u7684\u3067\u518d\u73fe\u53ef\u80fd\u306a\u4f8b\u3092\u793a\u3057\u3001\u81ea\u5206\u306e\u8a66\u307f\u305f\u89e3\u6c7a\u7b56\u3082\u5171\u6709\u3059\u308b<\/li>\n\n\n\n<li><strong>\u4ed6\u8005\u306e\u30b3\u30fc\u30c9\u3092\u8aad\u3080<\/strong>\uff1aGitHub\u3067\u826f\u8cea\u306aPHP\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u89e3\u304f<\/li>\n\n\n\n<li><strong>\u6700\u65b0\u52d5\u5411\u306e\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7<\/strong>\uff1aPHP\u516c\u5f0f\u30b5\u30a4\u30c8\u3001\u6280\u8853\u30d6\u30ed\u30b0\u3001Twitter\u306e\u30d5\u30a9\u30ed\u30fc<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u300cPHP Mentors Japan\u300d\u306e\u3088\u3046\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u53c2\u52a0\u3059\u308c\u3070\u3001\u8cea\u554f\u3078\u306e\u56de\u7b54\u3092\u5f97\u3089\u308c\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30e1\u30f3\u30bf\u30fc\u3068\u306e\u51fa\u4f1a\u3044\u3084\u4ef2\u9593\u3068\u306e\u5207\u78cb\u7422\u78e8\u306e\u6a5f\u4f1a\u3082\u751f\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-141\">3. \u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u4f5c\u6210\u3068\u30b9\u30ad\u30eb\u30a2\u30d4\u30fc\u30eb\u65b9\u6cd5<\/h3>\n\n\n\n<p><strong>\u5b66\u3093\u3060\u3053\u3068\u3092\u5f62\u306b\u3057\u3066\u793a\u3059<\/strong>\uff1a<\/p>\n\n\n\n<p>\u77e5\u8b58\u3084\u30b9\u30ad\u30eb\u3092\u6301\u3063\u3066\u3044\u3066\u3082\u3001\u305d\u308c\u3092\u8a3c\u660e\u3067\u304d\u306a\u3051\u308c\u3070\u8a55\u4fa1\u3055\u308c\u307e\u305b\u3093\u3002\u81ea\u5206\u306e\u6210\u9577\u3092\u53ef\u8996\u5316\u3057\u3001\u30b9\u30ad\u30eb\u3092\u30a2\u30d4\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u3092\u8eab\u306b\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GitHub\u3067\u306e\u30b3\u30fc\u30c9\u516c\u958b<\/strong>\uff1a\u5b66\u7fd2\u306e\u904e\u7a0b\u3067\u4f5c\u6210\u3057\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30ea\u30dd\u30b8\u30c8\u30ea\u3068\u3057\u3066\u516c\u958b<\/li>\n\n\n\n<li><strong>\u6280\u8853\u30d6\u30ed\u30b0\u306e\u57f7\u7b46<\/strong>\uff1a\u5b66\u3093\u3060\u3053\u3068\u3001\u8e93\u3044\u305f\u3053\u3068\u3001\u89e3\u6c7a\u7b56\u3092\u8a18\u4e8b\u306b\u307e\u3068\u3081\u308b<\/li>\n\n\n\n<li><strong>\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u30b5\u30a4\u30c8\u306e\u69cb\u7bc9<\/strong>\uff1a\u81ea\u8eab\u306ePHP\u30b9\u30ad\u30eb\u3092\u6d3b\u304b\u3057\u305f\u81ea\u5df1\u7d39\u4ecb\u30b5\u30a4\u30c8\u3092\u4f5c\u6210<\/li>\n\n\n\n<li><strong>\u5c0f\u898f\u6a21\u306aOSS\u8ca2\u732e<\/strong>\uff1a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u6539\u5584\u3084\u5c0f\u3055\u306a\u30d0\u30b0\u4fee\u6b63\u304b\u3089\u59cb\u3081\u308b<\/li>\n\n\n\n<li><strong>\u5b9f\u969b\u306e\u554f\u984c\u89e3\u6c7a\u4f8b\u306e\u84c4\u7a4d<\/strong>\uff1a\u300c\u3053\u306e\u3088\u3046\u306a\u8ab2\u984c\u3092\u3053\u3046\u89e3\u6c7a\u3057\u305f\u300d\u3068\u3044\u3046\u5b9f\u4f8b\u3092\u96c6\u3081\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u306f\u5358\u306a\u308b\u4f5c\u54c1\u96c6\u3067\u306f\u306a\u304f\u3001\u3042\u306a\u305f\u306e\u601d\u8003\u30d7\u30ed\u30bb\u30b9\u3084\u554f\u984c\u89e3\u6c7a\u80fd\u529b\u3092\u793a\u3059\u3082\u306e\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3054\u3068\u306b\u300c\u306a\u305c\u3053\u306e\u6280\u8853\u3092\u9078\u3093\u3060\u306e\u304b\u300d\u300c\u3069\u306e\u3088\u3046\u306a\u8ab2\u984c\u304c\u3042\u308a\u3001\u3069\u3046\u89e3\u6c7a\u3057\u305f\u304b\u300d\u3092\u8aac\u660e\u3059\u308b\u3053\u3068\u3067\u3001\u6280\u8853\u529b\u3060\u3051\u3067\u306a\u304f\u8003\u3048\u65b9\u3082\u4f1d\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-142\">\u6700\u5f8c\u306b\uff1a\u7d99\u7d9a\u306f\u529b\u306a\u308a<\/h3>\n\n\n\n<p>PHP\u306e\u5b66\u7fd2\u306f\u4e00\u671d\u4e00\u5915\u3067\u5b8c\u4e86\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9577\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u8a00\u8a9e\u3060\u304b\u3089\u3053\u305d\u3001\u5b66\u3076\u3079\u304d\u5185\u5bb9\u306f\u81a8\u5927\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5c0f\u3055\u306a\u4e00\u6b69\u3092\u7a4d\u307f\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u5fc5\u305a\u6210\u9577\u3092\u5b9f\u611f\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u304c\u7686\u3055\u3093\u306ePHP\u5b66\u7fd2\u306e\u9053\u6a19\u3068\u306a\u308a\u3001Web\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u6210\u9577\u3092\u5f8c\u62bc\u3057\u3067\u304d\u308c\u3070\u5e78\u3044\u3067\u3059\u3002PHP\u5b66\u7fd2\u3092\u697d\u3057\u307f\u3001\u65e5\u3005\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u559c\u3073\u3092\u898b\u51fa\u3057\u306a\u304c\u3089\u3001\u3042\u306a\u305f\u3089\u3057\u3044\u958b\u767a\u30b9\u30bf\u30a4\u30eb\u3092\u78ba\u7acb\u3057\u3066\u3044\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u524d\u306b\u9032\u307f\u7d9a\u3051\u308b\u9650\u308a\u3001\u6210\u529f\u3078\u306e\u9053\u306f\u5fc5\u305a\u958b\u3051\u3066\u3044\u307e\u3059\u3002Happy Coding!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-143\">\u53c2\u8003\u8cc7\u6599\u30fb\u63a8\u85a6\u56f3\u66f8<\/h2>\n\n\n\n<p>PHP\u5b66\u7fd2\u3092\u3055\u3089\u306b\u6df1\u3081\u308b\u305f\u3081\u306e\u53b3\u9078\u30ea\u30bd\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u81ea\u5206\u306e\u30ec\u30d9\u30eb\u3084\u5b66\u7fd2\u30b9\u30bf\u30a4\u30eb\u306b\u5408\u3063\u305f\u3082\u306e\u3092\u9078\u3093\u3067\u3001\u52b9\u7387\u7684\u306b\u5b66\u7fd2\u3092\u9032\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-144\">\u521d\u5fc3\u8005\u5411\u3051PHP\u5b66\u7fd2\u30b5\u30a4\u30c8<\/h3>\n\n\n\n<p><strong>\u65e5\u672c\u8a9e\u30b5\u30a4\u30c8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.php.net\/manual\/ja\/\">PHP\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\uff08\u65e5\u672c\u8a9e\uff09<\/a><\/strong> \u2013 \u6700\u3082\u4fe1\u983c\u3067\u304d\u308b\u60c5\u5831\u6e90\u3002\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3068\u3057\u3066\u3082\u6709\u7528<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/prog-8.com\/\">Progate<\/a><\/strong> \u2013 \u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u5b66\u7fd2\u74b0\u5883\u3067PHP\u306e\u57fa\u790e\u3092\u5b66\u3079\u308b<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/dotinstall.com\/\">\u30c9\u30c3\u30c8\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/a><\/strong> \u2013 3\u5206\u7a0b\u5ea6\u306e\u52d5\u753b\u3067\u624b\u8efd\u306b\u5b66\u7fd2\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/php-school.net\/\">PHP\u306e\u5b66\u6821<\/a><\/strong> \u2013 \u521d\u5fc3\u8005\u5411\u3051\u306b\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3055\u308c\u305f\u7121\u6599\u5b66\u7fd2\u30b5\u30a4\u30c8<\/li>\n<\/ul>\n\n\n\n<p><strong>\u82f1\u8a9e\u30b5\u30a4\u30c8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/phptherightway.com\/\">PHP The Right Way<\/a><\/strong> \u2013 \u73fe\u4ee3\u7684\u306aPHP\u306e\u6700\u65b0\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7d39\u4ecb<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/phpapprentice.com\/\">PHP Apprentice<\/a><\/strong> \u2013 \u57fa\u790e\u304b\u3089\u3057\u3063\u304b\u308a\u5b66\u3079\u308b\u7121\u6599\u306e\u5b66\u7fd2\u30b5\u30a4\u30c8<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.w3schools.com\/php\/\">W3Schools PHP Tutorial<\/a><\/strong> \u2013 \u521d\u5fc3\u8005\u5411\u3051\u306e\u5b9f\u8df5\u7684\u306a\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-145\">\u304a\u3059\u3059\u3081\u306e\u66f8\u7c4d\u3068\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/h3>\n\n\n\n<p><strong>\u5165\u9580\u30ec\u30d9\u30eb<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u300e\u30b9\u30e9\u30b9\u30e9\u308f\u304b\u308bPHP\u300f\uff08\u7fd4\u6cf3\u793e\uff09- \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u8005\u3067\u3082\u7406\u89e3\u3057\u3084\u3059\u3044\u5165\u9580\u66f8<\/li>\n\n\n\n<li>\u300ePHP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af Laravel\u5165\u9580\u300f\uff08\u79c0\u548c\u30b7\u30b9\u30c6\u30e0\uff09- Laravel\u306e\u57fa\u790e\u3092\u5b66\u3079\u308b<\/li>\n\n\n\n<li>\u300e\u3044\u3061\u3070\u3093\u3084\u3055\u3057\u3044PHP\u306e\u6559\u672c\u300f\uff08\u30a4\u30f3\u30d7\u30ec\u30b9\uff09- \u30a4\u30e9\u30b9\u30c8\u8c4a\u5bcc\u3067\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4e2d\u7d1a\u301c\u4e0a\u7d1a\u30ec\u30d9\u30eb<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u300e\u30d1\u30fc\u30d5\u30a7\u30af\u30c8PHP\u300f\uff08\u6280\u8853\u8a55\u8ad6\u793e\uff09- \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u304b\u3089\u5b9f\u8df5\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u307e\u3067\u7db2\u7f85<\/li>\n\n\n\n<li>\u300e\u30e2\u30c0\u30f3PHP\u306e\u5b9f\u8df5\u300f\uff08O\u2019Reilly\uff09- \u73fe\u4ee3\u7684\u306aPHP\u958b\u767a\u624b\u6cd5\u3092\u5b66\u3079\u308b<\/li>\n\n\n\n<li>\u300ePHP\u306b\u3088\u308b\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u5165\u9580\u300f\uff08\u6280\u8853\u8a55\u8ad6\u793e\uff09- \u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3092PHP\u3067\u5b9f\u88c5<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30fc\u30b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.udemy.com\/\">Udemy<\/a><\/strong> \u2013 \u300cPHP\u3068MySQL\u3067\u4f5c\u308b\u5b9f\u8df5\u7684Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u300d\u306a\u3069\u65e5\u672c\u8a9e\u30b3\u30fc\u30b9\u3082\u5145\u5b9f<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/laracasts.com\/\">Laracasts<\/a><\/strong> \u2013 Laravel\u4e2d\u5fc3\u3060\u304c\u3001PHP\u5168\u822c\u306e\u9ad8\u54c1\u8cea\u306a\u52d5\u753b\u6559\u6750\uff08\u82f1\u8a9e\uff09<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/symfonycasts.com\/\">Symfony Casts<\/a><\/strong> \u2013 Symfony\u3068PHP\u306e\u4f53\u7cfb\u7684\u306a\u5b66\u7fd2\u52d5\u753b\uff08\u82f1\u8a9e\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-146\">YouTube\u30c1\u30e3\u30f3\u30cd\u30eb<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.youtube.com\/c\/TraversyMedia\">Traversy Media<\/a><\/strong> \u2013 Web\u958b\u767a\u5168\u822c\u306e\u8cea\u306e\u9ad8\u3044\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff08\u82f1\u8a9e\uff09<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.youtube.com\/c\/TheCodingTrain\">The Coding Train<\/a><\/strong> \u2013 \u697d\u3057\u304f\u5b66\u3079\u308b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u52d5\u753b\uff08\u82f1\u8a9e\uff09<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.youtube.com\/c\/nullpo\">\u306c\u308b\u307d\/NULL<\/a><\/strong> \u2013 PHP\u542b\u3080Web\u958b\u767a\u306e\u5b9f\u8df5\u7684\u306a\u89e3\u8aac\uff08\u65e5\u672c\u8a9e\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-147\">GitHub\u5b66\u7fd2\u30ea\u30dd\u30b8\u30c8\u30ea<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/github.com\/odan\/learn-php\">PHP Learning Resources<\/a><\/strong> \u2013 PHP\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u96c6<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/github.com\/codeguy\/php-the-right-way\">PHP The Right Way<\/a><\/strong> \u2013 \u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u96c6<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/github.com\/ziadoz\/awesome-php\">Awesome PHP<\/a><\/strong> \u2013 PHP\u306e\u7d20\u6674\u3089\u3057\u3044\u30ea\u30bd\u30fc\u30b9\u96c6<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-148\">\u682a\u5f0f\u4f1a\u793eDexall\u304c\u63d0\u4f9b\u3059\u308b\u5b66\u7fd2\u652f\u63f4\u30b5\u30fc\u30d3\u30b9<\/h3>\n\n\n\n<p>\u5f53\u793e\u3067\u306f\u3001PHP\u958b\u767a\u8005\u306e\u80b2\u6210\u3068\u652f\u63f4\u306e\u305f\u3081\u306e\u5404\u7a2e\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PHP\u5b9f\u8df5\u958b\u767a\u7814\u4fee<\/strong> \u2013 \u73fe\u5834\u3067\u4f7f\u3048\u308b\u30b9\u30ad\u30eb\u3092\u77ed\u671f\u9593\u3067\u7fd2\u5f97\u3067\u304d\u308b\u96c6\u4e2d\u7814\u4fee<\/li>\n\n\n\n<li><strong>PHP\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u30ad\u30e3\u30ea\u30a2\u30a2\u30c9\u30d0\u30a4\u30b9<\/strong> \u2013 \u7d4c\u9a13\u8c4a\u5bcc\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3088\u308b\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7<\/li>\n\n\n\n<li><strong>\u6280\u8853\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u6d3b\u52d5<\/strong> \u2013 \u52c9\u5f37\u4f1a\u3084\u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u3092\u5b9a\u671f\u7684\u306b\u958b\u50ac<\/li>\n\n\n\n<li><strong>\u63a1\u7528\u30fb\u80b2\u6210\u652f\u63f4<\/strong> \u2013 \u4f01\u696d\u5411\u3051\u306ePHP\u30a8\u30f3\u30b8\u30cb\u30a2\u63a1\u7528\u30fb\u80b2\u6210\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0<\/li>\n<\/ul>\n\n\n\n<p>\u8a73\u3057\u304f\u306f<a href=\"https:\/\/www.dexall.jp\/\">\u682a\u5f0f\u4f1a\u793eDexall\u306e\u516c\u5f0f\u30b5\u30a4\u30c8<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u6d3b\u7528\u3057\u3001PHP\u5b66\u7fd2\u3092\u52b9\u679c\u7684\u306b\u9032\u3081\u3066\u304f\u3060\u3055\u3044\u3002\u3069\u306e\u30ea\u30bd\u30fc\u30b9\u3082\u7d20\u6674\u3089\u3057\u3044\u3082\u306e\u3067\u3059\u304c\u3001\u6700\u3082\u91cd\u8981\u306a\u306e\u306f\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u7d9a\u3051\u308b\u3053\u3068\u3067\u3059\u3002\u7406\u8ad6\u3068\u5b9f\u8df5\u3092\u30d0\u30e9\u30f3\u30b9\u3088\u304f\u7d44\u307f\u5408\u308f\u305b\u306a\u304c\u3089\u3001\u7740\u5b9f\u306b\u30b9\u30ad\u30eb\u3092\u78e8\u3044\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in 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