{"id":3423,"date":"2025-03-24T08:46:14","date_gmt":"2025-03-23T23:46:14","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=3423"},"modified":"2025-03-24T08:46:43","modified_gmt":"2025-03-23T23:46:43","slug":"%e3%80%90%e4%bf%9d%e5%ad%98%e7%89%88%e3%80%91php%e3%81%aeexplode%e9%96%a2%e6%95%b0%e3%82%92%e5%ae%8c%e5%85%a8%e3%83%9e%e3%82%b9%e3%82%bf%e3%83%bc%ef%bc%817%e3%81%a4%e3%81%ae%e5%ae%9f%e8%b7%b5%e4%be%8b","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=3423","title":{"rendered":"\u3010\u4fdd\u5b58\u7248\u3011PHP\u306eexplode\u95a2\u6570\u3092\u5b8c\u5168\u30de\u30b9\u30bf\u30fc\uff017\u3064\u306e\u5b9f\u8df5\u4f8b\u3068\u52b9\u7387\u7684\u306a\u4f7f\u3044\u65b9"},"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\">PHP\u306eexplode\u95a2\u6570\u3068\u306f\uff1f\u57fa\u672c\u304b\u3089\u7406\u89e3\u3059\u308b\u6587\u5b57\u5217\u5206\u5272\u306e\u4ed5\u7d44\u307f<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">explode\u95a2\u6570\u306e\u57fa\u672c\u69cb\u6587\u3068\u5f15\u6570\u306e\u610f\u5473\u3092\u8a73\u3057\u304f\u89e3\u8aac<\/a>      <\/li>      <li>        <a href=\"#i-2\">\u623b\u308a\u5024\u306e\u578b\u3068\u7279\u6027\u3092\u7406\u89e3\u3057\u3088\u3046<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">PHP\u30de\u30cb\u30e5\u30a2\u30eb\u3060\u3051\u3067\u306f\u5206\u304b\u3089\u306a\u3044explode\u95a2\u6570\u306e\u7279\u5fb4<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">explode\u95a2\u6570\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3068\u5b9f\u8df5\u4f8b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">\u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u6587\u5b57\u5217\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-6\">\u6587\u5b57\u5217\u304b\u3089\u7279\u5b9a\u306e\u60c5\u5831\u3092\u62bd\u51fa\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-7\">\u30c7\u30fc\u30bf\u51e6\u7406\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u30d1\u30bf\u30fc\u30f3\u3068\u5b9f\u88c5\u4f8b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-8\">explode\u95a2\u6570\u306e\u5fdc\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u6271\u3046\u9ad8\u5ea6\u306a\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-10\">\u6b63\u898f\u8868\u73fe\u3068\u7d44\u307f\u5408\u308f\u305b\u305f\u3088\u308a\u67d4\u8edf\u306a\u6587\u5b57\u5217\u5206\u5272<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-11\">\u591a\u6b21\u5143\u914d\u5217\u306e\u4f5c\u6210\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u5316\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-12\">explode\u95a2\u6570\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6700\u9069\u5316<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-13\">\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u6642\u306e\u52b9\u7387\u7684\u306a\u4f7f\u3044\u65b9<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6291\u3048\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u51e6\u7406\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">explode\u95a2\u6570\u306e\u4ee3\u66ff\u624b\u6bb5\u3068\u4f7f\u3044\u5206\u3051<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">split\u3068explode\u306e\u9055\u3044\u3068\u9069\u5207\u306a\u9078\u629e\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-18\">preg_split\u3092\u4f7f\u3063\u305f\u9ad8\u5ea6\u306a\u6587\u5b57\u5217\u5206\u5272<\/a>      <\/li>      <li>        <a href=\"#i-19\">str_getcsv\u95a2\u6570\u306b\u3088\u308bCSV\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u306e\u6bd4\u8f03<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-20\">\u95a2\u6570\u9078\u629e\u306e\u305f\u3081\u306e\u5224\u65ad\u57fa\u6e96<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-21\">\u5b9f\u52d9\u3067\u5f79\u7acb\u3064\uff01explode\u95a2\u6570\u306e\u6d3b\u7528\u30b7\u30fc\u30f3<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-22\">Web\u30d5\u30a9\u30fc\u30e0\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u304a\u3051\u308bexplode\u6d3b\u7528\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-23\">CSV\u3084TSV\u30d5\u30a1\u30a4\u30eb\u306e\u52b9\u7387\u7684\u306a\u51e6\u7406\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-24\">API\u30ec\u30b9\u30dd\u30f3\u30b9\u3084JSON\u30c7\u30fc\u30bf\u306e\u64cd\u4f5c\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-25\">explode\u95a2\u6570\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-26\">\u7a7a\u6587\u5b57\u5217\u3084\u5b58\u5728\u3057\u306a\u3044\u533a\u5207\u308a\u6587\u5b57\u3092\u6271\u3046\u969b\u306e\u5bfe\u51e6\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-27\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u907f\u3051\u308b\u305f\u3081\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-28\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-29\">\u307e\u3068\u3081\uff1aPHP\u306eexplode\u95a2\u6570\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-30\">\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f7\u3064\u306e\u5b9f\u8df5\u4f8b\u306e\u304a\u3055\u3089\u3044<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-31\">\u52b9\u7387\u7684\u306aPHP\u6587\u5b57\u5217\u51e6\u7406\u306e\u305f\u3081\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/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\">PHP\u306eexplode\u95a2\u6570\u3068\u306f\uff1f\u57fa\u672c\u304b\u3089\u7406\u89e3\u3059\u308b\u6587\u5b57\u5217\u5206\u5272\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3084\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u304a\u3044\u3066\u3001\u6587\u5b57\u5217\u3092\u6271\u3046\u6a5f\u4f1a\u306f\u975e\u5e38\u306b\u591a\u3044\u3082\u306e\u3067\u3059\u3002\u7279\u306bCSV\u30c7\u30fc\u30bf\u306e\u51e6\u7406\u3084\u30d5\u30a9\u30fc\u30e0\u5165\u529b\u306e\u89e3\u6790\u306a\u3069\u3001\u6587\u5b57\u5217\u3092\u7279\u5b9a\u306e\u533a\u5207\u308a\u6587\u5b57\u3067\u5206\u5272\u3057\u3066\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u64cd\u4f5c\u306f\u65e5\u5e38\u7684\u306b\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002PHP\u3067\u306f\u3053\u306e\u64cd\u4f5c\u3092\u7c21\u5358\u306b\u884c\u3046\u305f\u3081\u306e<code>explode()<\/code>\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u591a\u304f\u306ePHP\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306b\u3068\u3063\u3066\u5fc5\u9808\u306e\u77e5\u8b58\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>explode()<\/code>\u95a2\u6570\u306f\u3001PHP\u306e\u6a19\u6e96\u95a2\u6570\u3068\u3057\u3066\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u305f\u533a\u5207\u308a\u6587\u5b57\uff08\u30c7\u30ea\u30df\u30bf\uff09\u3067\u5206\u5272\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u914d\u5217\u3068\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002\u30b7\u30f3\u30d7\u30eb\u306a\u304c\u3089\u3082\u5f37\u529b\u306a\u6a5f\u80fd\u3092\u6301\u3064\u3053\u306e\u95a2\u6570\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u51e6\u7406\u304b\u3089\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u5834\u9762\u3067\u6d3b\u8e8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">explode\u95a2\u6570\u306e\u57fa\u672c\u69cb\u6587\u3068\u5f15\u6570\u306e\u610f\u5473\u3092\u8a73\u3057\u304f\u89e3\u8aac<\/h3>\n\n\n\n<p><code>explode()<\/code>\u95a2\u6570\u306e\u57fa\u672c\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\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=\"\">array explode(string $separator, string $string, int $limit = PHP_INT_MAX)\n<\/pre>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u306f3\u3064\u306e\u5f15\u6570\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>$separator<\/code>\uff08\u5fc5\u9808\uff09: \u533a\u5207\u308a\u6587\u5b57\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u6587\u5b57\u5217\u3092\u5883\u754c\u3068\u3057\u3066\u5143\u306e\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>$string<\/code>\uff08\u5fc5\u9808\uff09: \u5206\u5272\u3057\u305f\u3044\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u3067\u3059\u3002<\/li>\n\n\n\n<li><code>$limit<\/code>\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09: \u8fd4\u3055\u308c\u308b\u914d\u5217\u306e\u8981\u7d20\u6570\u306e\u4e0a\u9650\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u7701\u7565\u3059\u308b\u3068\u3001\u5236\u9650\u306a\u304f\u5168\u3066\u306e\u8981\u7d20\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p><code>$limit<\/code>\u5f15\u6570\u306e\u52d5\u4f5c\u306f\u5c11\u3057\u7279\u6b8a\u306a\u306e\u3067\u3001\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>$limit &gt; 0<\/code> \u306e\u5834\u5408: \u6700\u5927\u3067<code>$limit<\/code>\u500b\u306e\u8981\u7d20\u3092\u6301\u3064\u914d\u5217\u3092\u8fd4\u3057\u307e\u3059\u3002\u6700\u5f8c\u306e\u8981\u7d20\u306b\u306f\u6b8b\u308a\u306e\u6587\u5b57\u5217\u5168\u4f53\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>$limit &lt; 0<\/code> \u306e\u5834\u5408: \u5168\u3066\u306e\u8981\u7d20\u3092\u8fd4\u3057\u307e\u3059\u304c\u3001\u6700\u5f8c\u306e<code>abs($limit)<\/code>\u500b\u306e\u8981\u7d20\u3092\u9664\u5916\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>$limit = 0<\/code> \u306e\u5834\u5408: 1\u3064\u306e\u8981\u7d20\u3092\u6301\u3064\u914d\u5217\u3092\u8fd4\u3057\u307e\u3059\uff08\u5b9f\u8cea\u7684\u306b\u5206\u5272\u3092\u884c\u3044\u307e\u305b\u3093\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u57fa\u672c\u7684\u306a\u4f7f\u7528\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=\"\">\/\/ \u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b\n$fruits = \"\u30ea\u30f3\u30b4,\u30d0\u30ca\u30ca,\u30aa\u30ec\u30f3\u30b8,\u30d6\u30c9\u30a6\";\n$fruitsArray = explode(\",\", $fruits);\n\/\/ \u7d50\u679c: ['\u30ea\u30f3\u30b4', '\u30d0\u30ca\u30ca', '\u30aa\u30ec\u30f3\u30b8', '\u30d6\u30c9\u30a6']\n\n\/\/ limit\u5f15\u6570\u3092\u4f7f\u7528\u3057\u305f\u4f8b\n$limitedArray = explode(\",\", $fruits, 2);\n\/\/ \u7d50\u679c: ['\u30ea\u30f3\u30b4', '\u30d0\u30ca\u30ca,\u30aa\u30ec\u30f3\u30b8,\u30d6\u30c9\u30a6']\n\n\/\/ \u8ca0\u306elimit\u5f15\u6570\u3092\u4f7f\u7528\u3057\u305f\u4f8b\n$negativeLimit = explode(\",\", $fruits, -1);\n\/\/ \u7d50\u679c: ['\u30ea\u30f3\u30b4', '\u30d0\u30ca\u30ca', '\u30aa\u30ec\u30f3\u30b8']\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">\u623b\u308a\u5024\u306e\u578b\u3068\u7279\u6027\u3092\u7406\u89e3\u3057\u3088\u3046<\/h3>\n\n\n\n<p><code>explode()<\/code>\u95a2\u6570\u306e\u623b\u308a\u5024\u306f\u5e38\u306b\u914d\u5217\u578b\u3067\u3059\u3002\u3044\u304f\u3064\u304b\u91cd\u8981\u306a\u7279\u6027\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u914d\u5217<\/strong>\uff1a\u623b\u308a\u5024\u306f\u5e38\u306b0\u304b\u3089\u59cb\u307e\u308b\u9023\u7d9a\u3057\u305f\u6574\u6570\u30ad\u30fc\u3092\u6301\u3064\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u914d\u5217\u3067\u3059\u3002<\/li>\n\n\n\n<li><strong>\u7a7a\u306e\u8981\u7d20\u306e\u6271\u3044<\/strong>\uff1a\u533a\u5207\u308a\u6587\u5b57\u304c\u9023\u7d9a\u3057\u3066\u73fe\u308c\u308b\u3068\u3001\u7a7a\u306e\u8981\u7d20\u304c\u914d\u5217\u306b\u542b\u307e\u308c\u307e\u3059\u3002 <code>$text = \"one,,two,three\"; $parts = explode(\",\", $text); \/\/ \u7d50\u679c: ['one', '', 'two', 'three']<\/code><\/li>\n\n\n\n<li><strong>\u533a\u5207\u308a\u6587\u5b57\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408<\/strong>\uff1a\u533a\u5207\u308a\u6587\u5b57\u304c\u6587\u5b57\u5217\u5185\u306b\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001\u5143\u306e\u6587\u5b57\u5217\u3092\u305d\u306e\u307e\u307e\u542b\u30801\u8981\u7d20\u306e\u914d\u5217\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 <code>$text = \"Hello World\"; $parts = explode(\"|\", $text); \/\/ \u7d50\u679c: ['Hello World']<\/code><\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u51e6\u7406<\/strong>\uff1a\u533a\u5207\u308a\u6587\u5b57\u3068\u3057\u3066\u7a7a\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001PHP 8.0\u4ee5\u524d\u3067\u306fWarning\u304c\u767a\u751f\u3057\u3001<code>false<\/code>\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002PHP 8.0\u304b\u3089\u306f<code>ValueError<\/code>\u4f8b\u5916\u304c\u30b9\u30ed\u30fc\u3055\u308c\u307e\u3059\u3002 <code>\/\/ PHP 8.0\u4ee5\u964d try { $parts = explode(\"\", \"test\"); } catch (ValueError $e) { echo $e-&gt;getMessage(); \/\/ \"explode(): Argument #1 ($separator) cannot be empty\" }<\/code><\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">PHP\u30de\u30cb\u30e5\u30a2\u30eb\u3060\u3051\u3067\u306f\u5206\u304b\u3089\u306a\u3044explode\u95a2\u6570\u306e\u7279\u5fb4<\/h3>\n\n\n\n<p>PHP\u306e\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\u306b\u306f\u8a18\u8f09\u3055\u308c\u3066\u3044\u306a\u3044\u5b9f\u7528\u7684\u306a\u60c5\u5831\u3082\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7279\u6027<\/strong>\uff1a<code>explode()<\/code>\u306f\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3057\u306a\u3044\u305f\u3081\u3001<code>preg_split()<\/code>\u306a\u3069\u306e\u95a2\u6570\u3068\u6bd4\u8f03\u3057\u3066\u9ad8\u901f\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002\u7279\u306b\u5927\u304d\u306a\u30c6\u30ad\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u3001\u3053\u306e\u9055\u3044\u306f\u9855\u8457\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3068\u306e\u4e92\u63db\u6027<\/strong>\uff1a<code>explode()<\/code>\u306f\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u52d5\u4f5c\u3059\u308b\u305f\u3081\u3001UTF-8\u306a\u3069\u306e\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3067\u3082\u554f\u984c\u306a\u304f\u6a5f\u80fd\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u533a\u5207\u308a\u6587\u5b57\u306b\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30e1\u30e2\u30ea\u52b9\u7387<\/strong>\uff1a\u5927\u304d\u306a\u6587\u5b57\u5217\u3092\u51e6\u7406\u3059\u308b\u969b\u3001<code>explode()<\/code>\u306f\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u6bd4\u8f03\u7684\u5c11\u306a\u304f\u3001\u52b9\u7387\u7684\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u975e\u5e38\u306b\u5927\u304d\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u306f\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u3084\u884c\u5358\u4f4d\u306e\u51e6\u7406\u3092\u691c\u8a0e\u3057\u305f\u65b9\u304c\u826f\u3044\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5927\u6587\u5b57\/\u5c0f\u6587\u5b57\u306e\u533a\u5225<\/strong>\uff1a<code>explode()<\/code>\u306f\u533a\u5207\u308a\u6587\u5b57\u306e\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3057\u307e\u3059\u3002\u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u533a\u5225\u305b\u305a\u306b\u5206\u5272\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u5225\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u5fc5\u8981\u3067\u3059\u3002<\/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=\"\">\/\/ \u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3059\u308b\n$text = \"apple,APPLE,Apple\";\n$parts = explode(\",\", $text);\n\/\/ \u7d50\u679c: ['apple', 'APPLE', 'Apple']\n\n\/\/ \u5927\u6587\u5b57\u5c0f\u6587\u5b57\u3092\u533a\u5225\u305b\u305a\u306b\u51e6\u7406\u3057\u305f\u3044\u5834\u5408\n$text = \"apple:APPLE;Apple\";\n$pattern = '\/[;:,]\/i';  \/\/ \u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u306b\u3082\u5bfe\u5fdc\n$parts = preg_split($pattern, $text);\n<\/pre>\n\n\n\n<p><code>explode()<\/code>\u95a2\u6570\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u304c\u3089\u3082PHP\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u790e\u3068\u306a\u308b\u91cd\u8981\u306a\u95a2\u6570\u3067\u3059\u3002\u57fa\u672c\u3092\u7406\u89e3\u3057\u305f\u4e0a\u3067\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u5177\u4f53\u7684\u306a\u4f7f\u3044\u65b9\u3068\u5b9f\u8df5\u4f8b\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">explode\u95a2\u6570\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3068\u5b9f\u8df5\u4f8b<\/h2>\n\n\n\n<p>explode\u95a2\u6570\u306e\u57fa\u672c\u3092\u7406\u89e3\u3057\u305f\u3068\u3053\u308d\u3067\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u3069\u306e\u3088\u3046\u306b\u4f7f\u3046\u306e\u304b\u3001\u5177\u4f53\u7684\u306a\u4f8b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u95a2\u6570\u306f\u5358\u7d14\u306a\u3088\u3046\u306b\u898b\u3048\u3066\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u975e\u5e38\u306b\u591a\u304f\u306e\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u3067\u6d3b\u8e8d\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u65e5\u5e38\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u5f79\u7acb\u3064\u5b9f\u8df5\u4f8b\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u6587\u5b57\u5217\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u6700\u3082\u4e00\u822c\u7684\u306aexplode\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306f\u3001\u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u6587\u5b57\u5217\uff08CSV\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u306a\u3069\uff09\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u51fa\u529b\u3084\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u306e\u5165\u529b\u3001API\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u51e6\u7406\u306a\u3069\u3067\u983b\u7e41\u306b\u4f7f\u7528\u3055\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=\"\">\/\/ \u57fa\u672c\u7684\u306a\u30ab\u30f3\u30de\u533a\u5207\u308a\u6587\u5b57\u5217\u306e\u51e6\u7406\n$csvString = \"\u6771\u4eac,\u5927\u962a,\u540d\u53e4\u5c4b,\u798f\u5ca1,\u672d\u5e4c\";\n$cities = explode(\",\", $csvString);\nprint_r($cities);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; \u6771\u4eac\n\/\/     [1] =&gt; \u5927\u962a\n\/\/     [2] =&gt; \u540d\u53e4\u5c4b\n\/\/     [3] =&gt; \u798f\u5ca1\n\/\/     [4] =&gt; \u672d\u5e4c\n\/\/ )\n\n\/\/ CSV\u30c7\u30fc\u30bf\u306e\u5404\u884c\u3092\u51e6\u7406\u3059\u308b\u4f8b\n$csvData = \"\u5546\u54c1ID,\u5546\u54c1\u540d,\u4fa1\u683c,\u5728\u5eab\u6570\\n1001,\u9ad8\u7d1a\u8155\u6642\u8a08,29800,12\\n1002,\u8ca1\u5e03,9800,25\";\n$rows = explode(\"\\n\", $csvData); \/\/ \u307e\u305a\u884c\u3067\u5206\u5272\n\n\/\/ \u5404\u884c\u3092\u89e3\u6790\nforeach ($rows as $row) {\n    $columns = explode(\",\", $row); \/\/ \u5404\u884c\u3092\u30ab\u30f3\u30de\u3067\u5206\u5272\n    echo \"\u30ab\u30e9\u30e0\u6570: \" . count($columns) . \" - \u30c7\u30fc\u30bf: \" . implode(\" | \", $columns) . \"\\n\";\n}\n\/\/ \u51fa\u529b:\n\/\/ \u30ab\u30e9\u30e0\u6570: 4 - \u30c7\u30fc\u30bf: \u5546\u54c1ID | \u5546\u54c1\u540d | \u4fa1\u683c | \u5728\u5eab\u6570\n\/\/ \u30ab\u30e9\u30e0\u6570: 4 - \u30c7\u30fc\u30bf: 1001 | \u9ad8\u7d1a\u8155\u6642\u8a08 | 29800 | 12\n\/\/ \u30ab\u30e9\u30e0\u6570: 4 - \u30c7\u30fc\u30bf: 1002 | \u8ca1\u5e03 | 9800 | 25\n<\/pre>\n\n\n\n<p>\u7570\u306a\u308b\u533a\u5207\u308a\u6587\u5b57\u3092\u4f7f\u3046\u5834\u5408\u3082\u540c\u69d8\u306b\u51e6\u7406\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30bf\u30d6\u533a\u5207\u308a\u306e\u30c7\u30fc\u30bf\n$tsvString = \"\u540d\u524d\\t\u5e74\u9f62\\t\u8077\u696d\";\n$headers = explode(\"\\t\", $tsvString);\nprint_r($headers);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; \u540d\u524d\n\/\/     [1] =&gt; \u5e74\u9f62\n\/\/     [2] =&gt; \u8077\u696d\n\/\/ )\n\n\/\/ \u30b9\u30da\u30fc\u30b9\u533a\u5207\u308a\u306e\u30c7\u30fc\u30bf\n$commandLine = \"ls -la \/var\/www\/html\";\n$commandParts = explode(\" \", $commandLine);\nprint_r($commandParts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; ls\n\/\/     [1] =&gt; -la\n\/\/     [2] =&gt; \/var\/www\/html\n\/\/ )\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">\u6587\u5b57\u5217\u304b\u3089\u7279\u5b9a\u306e\u60c5\u5831\u3092\u62bd\u51fa\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u3092\u4f7f\u3063\u3066\u3001\u3088\u308a\u8907\u96d1\u306a\u6587\u5b57\u5217\u304b\u3089\u7279\u5b9a\u306e\u60c5\u5831\u3092\u62bd\u51fa\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002URL\u3084\u30d1\u30b9\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u306e\u30d1\u30fc\u30b9\u306b\u5f79\u7acb\u3061\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=\"\">\/\/ URL\u304b\u3089\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u62bd\u51fa\n$url = \"https:\/\/www.example.com\/products?id=123\";\n$domainParts = explode(\"\/\", $url);\n$domain = $domainParts[2]; \/\/ www.example.com\necho \"\u30c9\u30e1\u30a4\u30f3: \" . $domain . \"\\n\";\n\n\/\/ \u30d1\u30b9\u306e\u51e6\u7406\n$filePath = \"\/var\/www\/html\/index.php\";\n$pathParts = explode(\"\/\", $filePath);\n$fileName = end($pathParts); \/\/ index.php\necho \"\u30d5\u30a1\u30a4\u30eb\u540d: \" . $fileName . \"\\n\";\n\n\/\/ \u30af\u30a8\u30ea\u6587\u5b57\u5217\u306e\u89e3\u6790\n$queryString = \"name=John&amp;age=30&amp;city=Tokyo\";\n$queryParams = explode(\"&amp;\", $queryString);\n$params = [];\n\nforeach ($queryParams as $param) {\n    $keyValue = explode(\"=\", $param);\n    if (count($keyValue) == 2) {\n        $params[$keyValue[0]] = $keyValue[1];\n    }\n}\n\nprint_r($params);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [name] =&gt; John\n\/\/     [age] =&gt; 30\n\/\/     [city] =&gt; Tokyo\n\/\/ )\n<\/pre>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u89e3\u6790\u3082\u7c21\u5358\u306b\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=\"\">\/\/ \u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u89e3\u6790\n$email = \"user.name@example.co.jp\";\n$parts = explode(\"@\", $email);\n$username = $parts[0]; \/\/ user.name\n$domain = $parts[1];   \/\/ example.co.jp\necho \"\u30e6\u30fc\u30b6\u30fc\u540d: \" . $username . \", \u30c9\u30e1\u30a4\u30f3: \" . $domain . \"\\n\";\n\n\/\/ \u30c9\u30e1\u30a4\u30f3\u90e8\u5206\u3092\u3055\u3089\u306b\u5206\u89e3\n$domainParts = explode(\".\", $domain);\n$tld = implode(\".\", array_slice($domainParts, -2, 2)); \/\/ co.jp\necho \"\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3: \" . $tld . \"\\n\";\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30c7\u30fc\u30bf\u51e6\u7406\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u30d1\u30bf\u30fc\u30f3\u3068\u5b9f\u88c5\u4f8b<\/h3>\n\n\n\n<p>\u5b9f\u52d9\u3067\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u304a\u3044\u3066explode\u95a2\u6570\u304c\u6d3b\u8e8d\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u3044\u304f\u3064\u304b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>\u4f8b1: CSV\u30c7\u30fc\u30bf\u304b\u3089\u9023\u60f3\u914d\u5217\u3078\u306e\u5909\u63db<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ CSV\u30c7\u30fc\u30bf\u304b\u3089\u9023\u60f3\u914d\u5217\u3092\u4f5c\u6210\n$csvData = \"id,name,price\\n1,Product A,1000\\n2,Product B,2000\\n3,Product C,1500\";\n$rows = explode(\"\\n\", $csvData);\n$header = explode(\",\", $rows[0]);\n$result = [];\n\nfor ($i = 1; $i &lt; count($rows); $i++) {\n    $data = explode(\",\", $rows[$i]);\n    $item = [];\n    \n    for ($j = 0; $j &lt; count($header); $j++) {\n        $item[$header[$j]] = $data[$j];\n    }\n    \n    $result[] = $item;\n}\n\nprint_r($result);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; Array\n\/\/         (\n\/\/             [id] =&gt; 1\n\/\/             [name] =&gt; Product A\n\/\/             [price] =&gt; 1000\n\/\/         )\n\/\/     [1] =&gt; Array\n\/\/         (\n\/\/             [id] =&gt; 2\n\/\/             [name] =&gt; Product B\n\/\/             [price] =&gt; 2000\n\/\/         )\n\/\/     [2] =&gt; Array\n\/\/         (\n\/\/             [id] =&gt; 3\n\/\/             [name] =&gt; Product C\n\/\/             [price] =&gt; 1500\n\/\/         )\n\/\/ )\n<\/pre>\n\n\n\n<p><strong>\u4f8b2: \u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u89e3\u6790<\/strong><\/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=\"\">\/\/ \u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u306e\u89e3\u6790 (\u7c21\u7565\u5316\u3057\u305f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8)\n$logLine = \"192.168.1.1 - [25\/Mar\/2023:10:15:32 +0900] \\\"GET \/index.php HTTP\/1.1\\\" 200 1532\";\n\n\/\/ \u30b9\u30da\u30fc\u30b9\u3067\u5206\u5272\u3059\u308b\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u306a\u5834\u5408\u3082\n$logParts = explode(\" \", $logLine);\n$ipAddress = $logParts[0];\n$timestamp = str_replace([\"[\", \"]\"], \"\", $logParts[3] . \" \" . $logParts[4]);\n$request = $logParts[5] . \" \" . $logParts[6] . \" \" . $logParts[7];\n$statusCode = $logParts[8];\n$bytes = $logParts[9];\n\necho \"IP: $ipAddress\\n\";\necho \"\u6642\u9593: $timestamp\\n\";\necho \"\u30ea\u30af\u30a8\u30b9\u30c8: $request\\n\";\necho \"\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9: $statusCode\\n\";\necho \"\u8ee2\u9001\u30d0\u30a4\u30c8\u6570: $bytes\\n\";\n<\/pre>\n\n\n\n<p><strong>\u4f8b3: \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30b9<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ INI\u30b9\u30bf\u30a4\u30eb\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30b9\n$configText = \"<\/pre>\n\n\n[database]\n\n\n\n<p>host=localhost user=dbuser password=secret<\/p>\n\n\n[application]\n\n\n\n<p>debug=true log_level=info \u201c; $sections = explode(\u201c\\n\\n\u201d, trim($configText)); $config = []; foreach ($sections as $section) { $lines = explode(\u201c\\n\u201d, trim($section)); $sectionName = trim($lines[0], \u201c[]\u201d); $config[$sectionName] = []; for ($i = 1; $i &lt; count($lines); $i++) { $keyValue = explode(\u201c=\u201d, $lines[$i]); if (count($keyValue) == 2) { $config[$sectionName][$keyValue[0]] = $keyValue[1]; } } } print_r($config); \/\/ \u51fa\u529b\u4f8b: \/\/ Array \/\/ ( \/\/ [database] =&gt; Array \/\/ ( \/\/ [host] =&gt; localhost \/\/ [user] =&gt; dbuser \/\/ [password] =&gt; secret \/\/ ) \/\/ [application] =&gt; Array \/\/ ( \/\/ [debug] =&gt; true \/\/ [log_level] =&gt; info \/\/ ) \/\/ )<\/p>\n\n\n\n<p>explode\u95a2\u6570\u306f\u5358\u7d14\u3067\u3059\u304c\u3001\u4ed6\u306ePHP\u95a2\u6570\uff08array_map\u3001array_filter\u3001array_reduce\u3001implode\u306a\u3069\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5f37\u529b\u306a\u6587\u5b57\u5217\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u4e0a\u8a18\u306e\u4f8b\u306f\u57fa\u672c\u7684\u306a\u3082\u306e\u3067\u3059\u304c\u3001\u3053\u308c\u3089\u3092\u30d9\u30fc\u30b9\u306b\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u30bf\u30b9\u30af\u3092\u52b9\u7387\u7684\u306b\u5b9f\u88c5\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u9ad8\u5ea6\u306aexplode\u95a2\u6570\u306e\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">explode\u95a2\u6570\u306e\u5fdc\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3092\u30de\u30b9\u30bf\u30fc\u3057\u305f\u3068\u3053\u308d\u3067\u3001\u6b21\u306fexplode\u95a2\u6570\u3092\u3055\u3089\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306e\u5fdc\u7528\u30c6\u30af\u30cb\u30c3\u30af\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u3001\u5358\u7d14\u306a\u30b1\u30fc\u30b9\u3060\u3051\u3067\u306a\u304f\u3001\u3088\u308a\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u304c\u6c42\u3081\u3089\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001explode\u95a2\u6570\u3092\u99c6\u4f7f\u3057\u3066\u9ad8\u5ea6\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u884c\u3046\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u6271\u3046\u9ad8\u5ea6\u306a\u65b9\u6cd5<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u306f\u5358\u4e00\u306e\u533a\u5207\u308a\u6587\u5b57\u3057\u304b\u6307\u5b9a\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u5236\u9650\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u305f\u3044\u30b1\u30fc\u30b9\u3082\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u4ee5\u4e0b\u306b\u3001\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u6271\u3046\u305f\u3081\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u8907\u6570\u56de\u306eexplode\u3092\u4f7f\u3046\u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u6700\u3082\u57fa\u672c\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001explode\u95a2\u6570\u3092\u8907\u6570\u56de\u9069\u7528\u3059\u308b\u65b9\u6cd5\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=\"\">\/\/ \u30b3\u30f3\u30de\u3068\u30b3\u30ed\u30f3\u3067\u533a\u5207\u3089\u308c\u305f\u30c7\u30fc\u30bf\n$data = \"name:John,age:30,city:Tokyo,country:Japan\";\n\n\/\/ \u307e\u305a\u30b3\u30f3\u30de\u3067\u5206\u5272\n$pairs = explode(\",\", $data);\n$result = [];\n\n\/\/ \u6b21\u306b\u5404\u30da\u30a2\u3092\u30b3\u30ed\u30f3\u3067\u5206\u5272\nforeach ($pairs as $pair) {\n    $keyValue = explode(\":\", $pair);\n    if (count($keyValue) == 2) {\n        $result[$keyValue[0]] = $keyValue[1];\n    }\n}\n\nprint_r($result);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [name] =&gt; John\n\/\/     [age] =&gt; 30\n\/\/     [city] =&gt; Tokyo\n\/\/     [country] =&gt; Japan\n\/\/ )\n<\/pre>\n\n\n\n<p><strong>2. str_replace\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u65b9\u6cd5<\/strong><\/p>\n\n\n\n<p>\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u5171\u901a\u306e\u533a\u5207\u308a\u6587\u5b57\u306b\u7f6e\u63db\u3057\u3066\u304b\u3089\u51e6\u7406\u3059\u308b\u65b9\u6cd5\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=\"\">\/\/ \u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\uff08\u30ab\u30f3\u30de\u3001\u30bb\u30df\u30b3\u30ed\u30f3\u3001\u30d1\u30a4\u30d7\uff09\u3092\u542b\u3080\u30c7\u30fc\u30bf\n$data = \"apple,banana;orange|grape,melon\";\n\n\/\/ \u5168\u3066\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u5171\u901a\u306e\u533a\u5207\u308a\u6587\u5b57\u306b\u7f6e\u63db\n$normalized = str_replace([\",\", \";\", \"|\"], \"#\", $data);\n\n\/\/ \u5171\u901a\u306e\u533a\u5207\u308a\u6587\u5b57\u3067\u5206\u5272\n$fruits = explode(\"#\", $normalized);\nprint_r($fruits);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; apple\n\/\/     [1] =&gt; banana\n\/\/     [2] =&gt; orange\n\/\/     [3] =&gt; grape\n\/\/     [4] =&gt; melon\n\/\/ )\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u6b63\u898f\u8868\u73fe\u3068\u7d44\u307f\u5408\u308f\u305b\u305f\u3088\u308a\u67d4\u8edf\u306a\u6587\u5b57\u5217\u5206\u5272<\/h3>\n\n\n\n<p>\u3088\u308a\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u306e\u5206\u5272\u306b\u306f\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308bpreg_split\u95a2\u6570\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u6b63\u898f\u8868\u73fe\u3067\u51e6\u7406<\/strong><\/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=\"\">\/\/ \u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57\uff08\u30ab\u30f3\u30de\u3001\u30bb\u30df\u30b3\u30ed\u30f3\u3001\u30bf\u30d6\u3001\u30b9\u30da\u30fc\u30b9\uff09\u3092\u542b\u3080\u30c7\u30fc\u30bf\n$data = \"apple,banana;orange\\tgrape melon\";\n\n\/\/ \u6b63\u898f\u8868\u73fe\u3067\u5206\u5272\n$fruits = preg_split('\/[,;\\t ]+\/', $data);\nprint_r($fruits);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; apple\n\/\/     [1] =&gt; banana\n\/\/     [2] =&gt; orange\n\/\/     [3] =&gt; grape\n\/\/     [4] =&gt; melon\n\/\/ )\n<\/pre>\n\n\n\n<p><strong>2. explode\u3068preg_split\u306e\u4f7f\u3044\u5206\u3051<\/strong><\/p>\n\n\n\n<p>\u6587\u5b57\u5217\u51e6\u7406\u306e\u4e00\u90e8\u3067\u306fexplode\u3001\u5225\u306e\u90e8\u5206\u3067\u306fpreg_split\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u67d4\u8edf\u306a\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\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=\"\">\/\/ \u3088\u308a\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u69cb\u9020\n$data = \"user1:John Doe,30,male;user2:Jane Smith,28,female\";\n\n\/\/ \u307e\u305a\u30bb\u30df\u30b3\u30ed\u30f3\u3067\u30e6\u30fc\u30b6\u30fc\u3092\u5206\u5272\n$users = explode(\";\", $data);\n$result = [];\n\nforeach ($users as $user) {\n    \/\/ \u30b3\u30ed\u30f3\u3067\u30e6\u30fc\u30b6\u30fcID\u3068\u8a73\u7d30\u3092\u5206\u5272\n    $userParts = explode(\":\", $user, 2);\n    $userId = $userParts[0];\n    \n    \/\/ \u8a73\u7d30\u90e8\u5206\u3092\u6b63\u898f\u8868\u73fe\u3067\u5206\u5272\uff08\u30ab\u30f3\u30de\u3068\u4efb\u610f\u306e\u7a7a\u767d\u3092\u8003\u616e\uff09\n    $details = preg_split('\/\\s*,\\s*\/', $userParts[1]);\n    \n    $result[$userId] = [\n        'name' =&gt; $details[0],\n        'age' =&gt; $details[1],\n        'gender' =&gt; $details[2]\n    ];\n}\n\nprint_r($result);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [user1] =&gt; Array\n\/\/         (\n\/\/             [name] =&gt; John Doe\n\/\/             [age] =&gt; 30\n\/\/             [gender] =&gt; male\n\/\/         )\n\/\/     [user2] =&gt; Array\n\/\/         (\n\/\/             [name] =&gt; Jane Smith\n\/\/             [age] =&gt; 28\n\/\/             [gender] =&gt; female\n\/\/         )\n\/\/ )\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u591a\u6b21\u5143\u914d\u5217\u306e\u4f5c\u6210\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u5316\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>explode\u3092\u6d3b\u7528\u3057\u3066\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u52b9\u7387\u7684\u306b\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>1. \u968e\u5c64\u69cb\u9020\u3092\u6301\u3064\u30c7\u30fc\u30bf\u306e\u89e3\u6790<\/strong><\/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=\"\">\/\/ \u30ab\u30c6\u30b4\u30ea\u3068\u30b5\u30d6\u30ab\u30c6\u30b4\u30ea\u306e\u968e\u5c64\u30c7\u30fc\u30bf\n$categoryData = \"\n\u96fb\u5b50\u6a5f\u5668&gt;\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3&gt;Android\n\u96fb\u5b50\u6a5f\u5668&gt;\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3&gt;iPhone\n\u96fb\u5b50\u6a5f\u5668&gt;\u30bf\u30d6\u30ec\u30c3\u30c8&gt;iPad\u30b7\u30ea\u30fc\u30ba\n\u96fb\u5b50\u6a5f\u5668&gt;\u30bf\u30d6\u30ec\u30c3\u30c8&gt;Android\u7aef\u672b\n\u670d\u98fe&gt;\u30e1\u30f3\u30ba&gt;\u30b7\u30e3\u30c4\n\u670d\u98fe&gt;\u30e1\u30f3\u30ba&gt;\u30d1\u30f3\u30c4\n\u670d\u98fe&gt;\u30ec\u30c7\u30a3\u30fc\u30b9&gt;\u30ef\u30f3\u30d4\u30fc\u30b9\n\";\n\n$categories = explode(\"\\n\", trim($categoryData));\n$categoryTree = [];\n\nforeach ($categories as $category) {\n    if (empty($category)) continue;\n    \n    \/\/ \u30ab\u30c6\u30b4\u30ea\u30d1\u30b9\u3092\u5206\u89e3\n    $path = explode(\"&gt;\", $category);\n    \n    \/\/ \u53c2\u7167\u3092\u4f7f\u3063\u3066\u968e\u5c64\u69cb\u9020\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\n    $ref = &amp;$categoryTree;\n    foreach ($path as $node) {\n        $node = trim($node);\n        if (!isset($ref[$node])) {\n            $ref[$node] = [];\n        }\n        $ref = &amp;$ref[$node];\n    }\n    \/\/ \u53c2\u7167\u3092\u89e3\u9664\n    unset($ref);\n}\n\n\/\/ \u7d50\u679c\u3092\u898b\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306eJSON\u51fa\u529b\necho json_encode($categoryTree, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);\n\/\/ \u51fa\u529b:\n\/\/ {\n\/\/     \"\u96fb\u5b50\u6a5f\u5668\": {\n\/\/         \"\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\": {\n\/\/             \"Android\": [],\n\/\/             \"iPhone\": []\n\/\/         },\n\/\/         \"\u30bf\u30d6\u30ec\u30c3\u30c8\": {\n\/\/             \"iPad\u30b7\u30ea\u30fc\u30ba\": [],\n\/\/             \"Android\u7aef\u672b\": []\n\/\/         }\n\/\/     },\n\/\/     \"\u670d\u98fe\": {\n\/\/         \"\u30e1\u30f3\u30ba\": {\n\/\/             \"\u30b7\u30e3\u30c4\": [],\n\/\/             \"\u30d1\u30f3\u30c4\": []\n\/\/         },\n\/\/         \"\u30ec\u30c7\u30a3\u30fc\u30b9\": {\n\/\/             \"\u30ef\u30f3\u30d4\u30fc\u30b9\": []\n\/\/         }\n\/\/     }\n\/\/ }\n<\/pre>\n\n\n\n<p><strong>2. \u914d\u5217\u95a2\u6570\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308b\u9ad8\u5ea6\u306a\u30c7\u30fc\u30bf\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u3067\u306f\u3001explode\u3068\u4ed6\u306e\u914d\u5217\u95a2\u6570\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u3092\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ CSV\u30c7\u30fc\u30bf\u884c\u3092\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5909\u63db\u3059\u308b\n$csvLines = [\n    \"id,name,price,stock\",\n    \"1001,Laptop,98000,10\",\n    \"1002,Smartphone,78000,25\",\n    \"1003,Tablet,48000,15\"\n];\n\n\/\/ \u30d8\u30c3\u30c0\u30fc\u884c\u3068\u6b8b\u308a\u306e\u30c7\u30fc\u30bf\u884c\u306b\u5206\u96e2\n$header = explode(\",\", array_shift($csvLines));\n\n\/\/ \u30c7\u30fc\u30bf\u884c\u3092\u30de\u30c3\u30d4\u30f3\u30b0\n$products = array_map(function($line) use ($header) {\n    $values = explode(\",\", $line);\n    \n    \/\/ \u30d8\u30c3\u30c0\u30fc\u3068\u5024\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u9023\u60f3\u914d\u5217\u3092\u4f5c\u6210\n    return array_combine($header, $values);\n}, $csvLines);\n\n\/\/ \u8ffd\u52a0\u306e\u51e6\u7406\uff08\u4fa1\u683c\u3067\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\uff09\n$expensiveProducts = array_filter($products, function($product) {\n    return intval($product['price']) &gt; 50000;\n});\n\nprint_r($expensiveProducts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; Array\n\/\/         (\n\/\/             [id] =&gt; 1001\n\/\/             [name] =&gt; Laptop\n\/\/             [price] =&gt; 98000\n\/\/             [stock] =&gt; 10\n\/\/         )\n\/\/     [1] =&gt; Array\n\/\/         (\n\/\/             [id] =&gt; 1002\n\/\/             [name] =&gt; Smartphone\n\/\/             [price] =&gt; 78000\n\/\/             [stock] =&gt; 25\n\/\/         )\n\/\/ )\n<\/pre>\n\n\n\n<p><strong>3. JSON\u524d\u51e6\u7406\u3068\u3057\u3066\u306eexplode\u6d3b\u7528<\/strong><\/p>\n\n\n\n<p>API\u304b\u3089\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3084JSON\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u524d\u306b\u3001explode\u3092\u4f7f\u3063\u3066\u524d\u51e6\u7406\u3092\u884c\u3046\u30c6\u30af\u30cb\u30c3\u30af\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=\"\">\/\/ \u30ad\u30fc\u5024\u30da\u30a2\u306e\u30ea\u30b9\u30c8\u5f62\u5f0f\u30c7\u30fc\u30bf\uff08JSON\u306b\u5909\u63db\u3059\u308b\u524d\u51e6\u7406\uff09\n$rawData = \"\nuserId: 12345\nuserName: JohnDoe\nemail: john@example.com\npreferences: dark_mode,notifications,auto_login\n\";\n\n$lines = explode(\"\\n\", trim($rawData));\n$userData = [];\n\nforeach ($lines as $line) {\n    if (empty($line)) continue;\n    \n    \/\/ \u30ad\u30fc\u3068\u5024\u3092\u5206\u5272\n    $parts = explode(\":\", $line, 2);\n    $key = trim($parts[0]);\n    $value = trim($parts[1]);\n    \n    \/\/ preferences\u9805\u76ee\u306f\u914d\u5217\u306b\u5909\u63db\n    if ($key === 'preferences') {\n        $userData[$key] = explode(\",\", $value);\n    } else {\n        $userData[$key] = $value;\n    }\n}\n\n\/\/ JSON\u306b\u5909\u63db\necho json_encode($userData, JSON_PRETTY_PRINT);\n\/\/ \u51fa\u529b:\n\/\/ {\n\/\/     \"userId\": \"12345\",\n\/\/     \"userName\": \"JohnDoe\",\n\/\/     \"email\": \"john@example.com\",\n\/\/     \"preferences\": [\n\/\/         \"dark_mode\",\n\/\/         \"notifications\",\n\/\/         \"auto_login\"\n\/\/     ]\n\/\/ }\n<\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u306e\u3088\u3046\u306b\u3001explode\u95a2\u6570\u306f\u5358\u7d14\u306a\u6a5f\u80fd\u306a\u304c\u3089\u3001\u4ed6\u306e\u95a2\u6570\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u5f37\u529b\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u30c4\u30fc\u30eb\u306b\u306a\u308a\u307e\u3059\u3002\u6b63\u898f\u8868\u73fe\u3084\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3088\u308a\u7c21\u6f54\u3067\u9ad8\u901f\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u3051\u308b\u5834\u9762\u3082\u591a\u3044\u306e\u3067\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306b\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">explode\u95a2\u6570\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6700\u9069\u5316<\/h2>\n\n\n\n<p>PHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u7279\u306b\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5834\u5408\u306b\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002explode\u95a2\u6570\u306f\u5358\u7d14\u306a\u6a5f\u80fd\u3067\u3059\u304c\u3001\u4f7f\u3044\u65b9\u306b\u3088\u3063\u3066\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001explode\u95a2\u6570\u3092\u52b9\u7387\u7684\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u6642\u306e\u52b9\u7387\u7684\u306a\u4f7f\u3044\u65b9<\/h3>\n\n\n\n<p>\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u969b\u306b\u306f\u3001explode\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306b\u3088\u3063\u3066\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3084\u51e6\u7406\u901f\u5ea6\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u52b9\u7387\u7684\u306a\u4f7f\u3044\u65b9\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. limit\u5f15\u6570\u306e\u6d3b\u7528<\/strong><\/p>\n\n\n\n<p>\u51e6\u7406\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u304c\u975e\u5e38\u306b\u5927\u304d\u304f\u3001\u305d\u306e\u4e00\u90e8\u3060\u3051\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u306f\u3001limit\u5f15\u6570\u3092\u6709\u52b9\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\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=\"\">\/\/ \u5927\u304d\u306aCSV\u30d5\u30a1\u30a4\u30eb\u306e\u5148\u982d10\u884c\u3060\u3051\u3092\u51e6\u7406\u3059\u308b\u4f8b\n$largeContent = file_get_contents('large_data.csv');\n$lines = explode(\"\\n\", $largeContent, 11); \/\/ 11\u6307\u5b9a\u306710\u884c\u53d6\u5f97\uff08\u30d8\u30c3\u30c0\u30fc\u542b\u3080\uff09\narray_pop($lines); \/\/ \u6700\u5f8c\u306e\u8981\u7d20\uff0811\u884c\u76ee\u4ee5\u964d\u306e\u90e8\u5206\uff09\u3092\u524a\u9664\n\n\/\/ \u5404\u884c\u3092\u51e6\u7406\nforeach ($lines as $line) {\n    $data = explode(\",\", $line);\n    \/\/ \u30c7\u30fc\u30bf\u51e6\u7406...\n}\n<\/pre>\n\n\n\n<p><strong>2. \u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u691c\u8a0e<\/strong><\/p>\n\n\n\n<p>\u975e\u5e38\u306b\u5927\u304d\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u5168\u4f53\u3092\u30e1\u30e2\u30ea\u306b\u8aad\u307f\u8fbc\u307e\u305a\u306b\u30011\u884c\u305a\u3064\u51e6\u7406\u3059\u308b\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u3092\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5de8\u5927\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3092\u52b9\u7387\u7684\u306b\u51e6\u7406\u3059\u308b\n$handle = fopen('very_large_data.csv', 'r');\nif ($handle) {\n    while (($line = fgets($handle)) !== false) {\n        $data = explode(\",\", trim($line));\n        \/\/ \u5404\u884c\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406...\n    }\n    fclose($handle);\n}\n<\/pre>\n\n\n\n<p>\u3053\u306e\u65b9\u6cd5\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u4e00\u5ea6\u306b\u3059\u3079\u3066\u30e1\u30e2\u30ea\u306b\u8aad\u307f\u8fbc\u3080\u306e\u3067\u306f\u306a\u304f\u30011\u884c\u305a\u3064\u8aad\u307f\u8fbc\u3093\u3067\u51e6\u7406\u3059\u308b\u305f\u3081\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6291\u3048\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<p>PHP\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u3092\u8003\u616e\u3057\u305fexplode\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>1. \u4e0d\u8981\u306a\u5909\u6570\u306e\u89e3\u653e<\/strong><\/p>\n\n\n\n<p>\u5927\u304d\u306a\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u305f\u5f8c\u3001\u5143\u306e\u6587\u5b57\u5217\u304c\u4e0d\u8981\u306b\u306a\u308c\u3070\u3001\u660e\u793a\u7684\u306b\u89e3\u653e\u3059\u308b\u3053\u3068\u3067\u30e1\u30e2\u30ea\u3092\u7bc0\u7d04\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5927\u304d\u306a\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u4f8b\n$largeContent = file_get_contents('large_data.txt');\n$chunks = explode(\"\\n\\n\", $largeContent);\n\n\/\/ \u5143\u306e\u30c7\u30fc\u30bf\u306f\u3082\u3046\u5fc5\u8981\u306a\u3044\u306e\u3067\u89e3\u653e\n$largeContent = null;\n\n\/\/ \u30c1\u30e3\u30f3\u30af\u3092\u51e6\u7406\nforeach ($chunks as $chunk) {\n    \/\/ \u51e6\u7406...\n}\n<\/pre>\n\n\n\n<p><strong>2. \u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u306e\u6d3b\u7528<\/strong><\/p>\n\n\n\n<p>PHP 5.5\u4ee5\u964d\u3067\u306f\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u304c\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5834\u5408\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u5927\u304d\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3092\u52b9\u7387\u7684\u306b\u51e6\u7406\nfunction parseCSV($filename) {\n    $handle = fopen($filename, 'r');\n    if ($handle) {\n        while (($line = fgets($handle)) !== false) {\n            yield explode(\",\", trim($line));\n        }\n        fclose($handle);\n    }\n}\n\n\/\/ \u4f7f\u7528\u4f8b\nforeach (parseCSV('large_data.csv') as $row) {\n    \/\/ $row\u3092\u51e6\u7406...\n}\n<\/pre>\n\n\n\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u5168\u884c\u3092\u4e00\u5ea6\u306b\u30e1\u30e2\u30ea\u306b\u8aad\u307f\u8fbc\u3080\u4ee3\u308f\u308a\u306b\u3001\u4e00\u5ea6\u306b1\u884c\u3060\u3051\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u5927\u5e45\u306b\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u51e6\u7406\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u81ea\u4f53\u306f\u9ad8\u901f\u3067\u3059\u304c\u3001\u5468\u8fba\u306e\u30b3\u30fc\u30c9\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u5168\u4f53\u306e\u51e6\u7406\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306e\u6700\u9069\u5316<\/strong><\/p>\n\n\n\n<p>\u540c\u3058\u533a\u5207\u308a\u6587\u5b57\u3067\u4f55\u5ea6\u3082\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u5834\u5408\u306f\u3001\u4e00\u5ea6\u3060\u3051explode\u3092\u547c\u3073\u51fa\u3059\u3088\u3046\u306b\u6700\u9069\u5316\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u975e\u52b9\u7387\u306a\u4f8b\n$lines = file('data.txt');\nforeach ($lines as $line) {\n    $parts = explode(\",\", $line);\n    \/\/ \u51e6\u7406...\n}\n\n\/\/ \u6700\u9069\u5316\u3057\u305f\u4f8b\n$content = file_get_contents('data.txt');\n$lines = explode(\"\\n\", $content);\nforeach ($lines as $line) {\n    $parts = explode(\",\", $line);\n    \/\/ \u51e6\u7406...\n}\n<\/pre>\n\n\n\n<p>2\u3064\u76ee\u306e\u4f8b\u3067\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u304c1\u56de\u3067\u6e08\u307f\u3001I\/O\u64cd\u4f5c\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>2. explode\u3068preg_split\u306e\u4f7f\u3044\u5206\u3051<\/strong><\/p>\n\n\n\n<p>\u5358\u7d14\u306a\u533a\u5207\u308a\u6587\u5b57\u306e\u5834\u5408\u306f\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308bpreg_split\u3088\u308a\u3082explode\u306e\u65b9\u304c\u9ad8\u901f\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u7d50\u679c\u306e\u4f8b\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6bd4\u8f03\u306e\u4f8b\n$testString = str_repeat('word1,word2,word3,word4,word5,', 10000);\n\n$startTime = microtime(true);\n$result1 = explode(',', $testString);\n$explodeTime = microtime(true) - $startTime;\n\n$startTime = microtime(true);\n$result2 = preg_split('\/,\/', $testString);\n$pregSplitTime = microtime(true) - $startTime;\n\necho \"explode\u6642\u9593: \" . ($explodeTime * 1000) . \"\u30df\u30ea\u79d2\\n\";\necho \"preg_split\u6642\u9593: \" . ($pregSplitTime * 1000) . \"\u30df\u30ea\u79d2\\n\";\necho \"preg_split\u306fexplode\u306e\u7d04\" . round($pregSplitTime \/ $explodeTime) . \"\u500d\u306e\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\\n\";\n<\/pre>\n\n\n\n<p>\u4e00\u822c\u7684\u306b\u3001preg_split\u306fexplode\u306e2\u301c5\u500d\u306e\u51e6\u7406\u6642\u9593\u3092\u8981\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u5358\u7d14\u306a\u533a\u5207\u308a\u6587\u5b57\u3067\u306fexplode\u3092\u512a\u5148\u3057\u3066\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>3. \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/strong><\/p>\n\n\n\n<p>\u540c\u3058\u30d1\u30bf\u30fc\u30f3\u3067\u7e70\u308a\u8fd4\u3057\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u51e6\u7406\u304c\u983b\u7e41\u306b\u884c\u308f\u308c\u308b\u5834\u5408\u306f\u3001\u7d50\u679c\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3082\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u3063\u305fURI\u30d1\u30fc\u30b9\nfunction parseUri($uri) {\n    static $cache = [];\n    \n    if (isset($cache[$uri])) {\n        return $cache[$uri];\n    }\n    \n    $parts = explode('\/', $uri);\n    $result = [\n        'controller' =&gt; $parts[1] ?? 'default',\n        'action' =&gt; $parts[2] ?? 'index',\n        'params' =&gt; array_slice($parts, 3)\n    ];\n    \n    $cache[$uri] = $result;\n    return $result;\n}\n<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u7279\u306b\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u3084\u3001\u9ad8\u983b\u5ea6\u3067explode\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u5834\u5408\u306b\u3001\u9855\u8457\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u3002\u65e5\u5e38\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u610f\u8b58\u3055\u308c\u306b\u304f\u3044\u90e8\u5206\u3067\u3059\u304c\u3001\u898f\u6a21\u306e\u5927\u304d\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u304c\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5927\u304d\u304f\u5f71\u97ff\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">explode\u95a2\u6570\u306e\u4ee3\u66ff\u624b\u6bb5\u3068\u4f7f\u3044\u5206\u3051<\/h2>\n\n\n\n<p>PHP\u306b\u306f\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u305f\u3081\u306e\u95a2\u6570\u304cexplode\u4ee5\u5916\u306b\u3082\u3044\u304f\u3064\u304b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u95a2\u6570\u306b\u306f\u56fa\u6709\u306e\u7279\u5fb4\u3084\u4f7f\u7528\u5834\u9762\u304c\u3042\u308a\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u95a2\u6570\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u7387\u7684\u304b\u3064\u67d4\u8edf\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001explode\u95a2\u6570\u306e\u4ee3\u66ff\u624b\u6bb5\u3092\u7d39\u4ecb\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u7279\u5fb4\u3068\u4f7f\u3044\u5206\u3051\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">split\u3068explode\u306e\u9055\u3044\u3068\u9069\u5207\u306a\u9078\u629e\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u307e\u305a\u3001\u304b\u3064\u3066\u591a\u304f\u306ePHP\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u304c\u4f7f\u7528\u3057\u3066\u3044\u305f<code>split<\/code>\u95a2\u6570\u3068<code>explode<\/code>\u95a2\u6570\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>split\u95a2\u6570\u306e\u73fe\u72b6<\/strong><\/p>\n\n\n\n<p><code>split<\/code>\u95a2\u6570\u306fPHP 5.3.0\u3067\u975e\u63a8\u5968\u3068\u306a\u308a\u3001PHP 8.0\u3067\u5b8c\u5168\u306b\u524a\u9664\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u95a2\u6570\u306f\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u3082\u306e\u3067\u3057\u305f\u304c\u3001\u73fe\u5728\u306f<code>preg_split<\/code>\u95a2\u6570\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u3066\u3044\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=\"\">\/\/ PHP 5.3.0\u672a\u6e80\u3067\u306e\u66f8\u304d\u65b9\uff08\u73fe\u5728\u306f\u975e\u63a8\u5968\uff09\n$string = \"apple,banana,orange\";\n$fruits = split(\",\", $string); \/\/ \u975e\u63a8\u5968\n\n\/\/ \u73fe\u5728\u306e\u66f8\u304d\u65b9\n$fruits = explode(\",\", $string); \/\/ \u5358\u7d14\u306a\u533a\u5207\u308a\u6587\u5b57\u306e\u5834\u5408\n\/\/ \u307e\u305f\u306f\n$fruits = preg_split(\"\/,\/\", $string); \/\/ \u6b63\u898f\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\n<\/pre>\n\n\n\n<p><strong>explode\u3068split\u306e\u9078\u629e\u57fa\u6e96\uff08\u6b74\u53f2\u7684\u53c2\u8003\u60c5\u5831\uff09<\/strong><\/p>\n\n\n\n<p>\u304b\u3064\u3066\u306f\u3053\u308c\u3089\u306e\u95a2\u6570\u306e\u9078\u629e\u57fa\u6e96\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3057\u305f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5358\u7d14\u306a\u533a\u5207\u308a\u6587\u5b57<\/strong>\uff1a\u56fa\u5b9a\u306e\u6587\u5b57\u5217\u3067\u5206\u5272\u3059\u308b\u5834\u5408\u306f<code>explode<\/code>\u3092\u4f7f\u7528<\/li>\n\n\n\n<li><strong>\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0<\/strong>\uff1a\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u5206\u5272\u3059\u308b\u5834\u5408\u306f<code>split<\/code>\u3092\u4f7f\u7528<\/li>\n<\/ol>\n\n\n\n<p>\u73fe\u5728\u3067\u306f\u3001<code>split<\/code>\u306e\u4ee3\u308f\u308a\u306b<code>preg_split<\/code>\u3092\u4f7f\u7528\u3059\u308b\u306e\u304c\u6a19\u6e96\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">preg_split\u3092\u4f7f\u3063\u305f\u9ad8\u5ea6\u306a\u6587\u5b57\u5217\u5206\u5272<\/h3>\n\n\n\n<p><code>preg_split<\/code>\u95a2\u6570\u306f\u3001\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u5f37\u529b\u306a\u95a2\u6570\u3067\u3059\u3002\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u306e\u5206\u5272\u3084\u3001\u3088\u308a\u67d4\u8edf\u306a\u6761\u4ef6\u3067\u306e\u5206\u5272\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u57fa\u672c\u69cb\u6587<\/strong><\/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=\"\">array preg_split(string $pattern, string $subject, int $limit = -1, int $flags = 0)\n<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>$pattern<\/code>\uff1a\u533a\u5207\u308a\u30d1\u30bf\u30fc\u30f3\u3092\u6307\u5b9a\u3059\u308b\u6b63\u898f\u8868\u73fe<\/li>\n\n\n\n<li><code>$subject<\/code>\uff1a\u5206\u5272\u5bfe\u8c61\u306e\u6587\u5b57\u5217<\/li>\n\n\n\n<li><code>$limit<\/code>\uff1a\u8fd4\u3055\u308c\u308b\u914d\u5217\u306e\u6700\u5927\u8981\u7d20\u6570\uff08\u7701\u7565\u53ef\uff09<\/li>\n\n\n\n<li><code>$flags<\/code>\uff1a\u52d5\u4f5c\u3092\u5236\u5fa1\u3059\u308b\u30d5\u30e9\u30b0\uff08\u7701\u7565\u53ef\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>preg_split\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u4f8b<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8907\u6570\u306e\u533a\u5207\u308a\u6587\u5b57<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ab\u30f3\u30de\u3001\u30bb\u30df\u30b3\u30ed\u30f3\u3001\u30bf\u30d6\u3001\u30b9\u30da\u30fc\u30b9\u306e\u3044\u305a\u308c\u304b\u3067\u5206\u5272\n$text = \"apple,banana;orange\\tcherry grape\";\n$fruits = preg_split('\/[,;\\t ]+\/', $text);\nprint_r($fruits);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; apple\n\/\/     [1] =&gt; banana\n\/\/     [2] =&gt; orange\n\/\/     [3] =&gt; cherry\n\/\/     [4] =&gt; grape\n\/\/ )\n<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u7a7a\u767d\u6587\u5b57\u3067\u5206\u5272\uff08\u9023\u7d9a\u3059\u308b\u7a7a\u767d\u306f1\u3064\u3068\u307f\u306a\u3059\uff09<\/strong><\/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=\"\">$text = \"This   is\\ta  \\n  test\";\n$words = preg_split('\/\\s+\/', $text);\nprint_r($words);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; This\n\/\/     [1] =&gt; is\n\/\/     [2] =&gt; a\n\/\/     [3] =&gt; test\n\/\/ )\n<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u533a\u5207\u308a\u6587\u5b57\u3092\u7d50\u679c\u306b\u542b\u3081\u308b<\/strong><\/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=\"\">\/\/ \u533a\u5207\u308a\u6587\u5b57\u3082\u7d50\u679c\u306b\u542b\u3081\u308b\uff08PREG_SPLIT_DELIM_CAPTURE \u30d5\u30e9\u30b0\uff09\n$text = \"2023-05-15\";\n$parts = preg_split('\/(-)\/', $text, -1, PREG_SPLIT_DELIM_CAPTURE);\nprint_r($parts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; 2023\n\/\/     [1] =&gt; -\n\/\/     [2] =&gt; 05\n\/\/     [3] =&gt; -\n\/\/     [4] =&gt; 15\n\/\/ )\n<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u7a7a\u306e\u8981\u7d20\u3092\u7121\u8996\u3059\u308b<\/strong><\/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=\"\">\/\/ \u7a7a\u306e\u8981\u7d20\u3092\u9664\u5916\uff08PREG_SPLIT_NO_EMPTY \u30d5\u30e9\u30b0\uff09\n$text = \"one,,two,,,three\";\n$parts = preg_split('\/,\/', $text, -1, PREG_SPLIT_NO_EMPTY);\nprint_r($parts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; one\n\/\/     [1] =&gt; two\n\/\/     [2] =&gt; three\n\/\/ )\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">str_getcsv\u95a2\u6570\u306b\u3088\u308bCSV\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u306e\u6bd4\u8f03<\/h3>\n\n\n\n<p>CSV\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u3001<code>explode<\/code>\u95a2\u6570\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u306a\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u5185\u306b\u30ab\u30f3\u30de\u304c\u542b\u307e\u308c\u308bCSV\u30c7\u30fc\u30bf\u3092\u6b63\u78ba\u306b\u89e3\u6790\u3059\u308b\u306b\u306f\u3001<code>str_getcsv<\/code>\u95a2\u6570\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>str_getcsv\u95a2\u6570\u306e\u57fa\u672c<\/strong><\/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=\"\">array str_getcsv(string $string, string $separator = \",\", string $enclosure = '\"', string $escape = \"\\\\\")\n<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>$string<\/code>\uff1a\u30d1\u30fc\u30b9\u3059\u308bCSV\u6587\u5b57\u5217<\/li>\n\n\n\n<li><code>$separator<\/code>\uff1a\u30d5\u30a3\u30fc\u30eb\u30c9\u533a\u5207\u308a\u6587\u5b57\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u30ab\u30f3\u30de\uff09<\/li>\n\n\n\n<li><code>$enclosure<\/code>\uff1a\u30d5\u30a3\u30fc\u30eb\u30c9\u56f2\u307f\u6587\u5b57\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\uff09<\/li>\n\n\n\n<li><code>$escape<\/code>\uff1a\u30a8\u30b9\u30b1\u30fc\u30d7\u6587\u5b57\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u30d0\u30c3\u30af\u30b9\u30e9\u30c3\u30b7\u30e5\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>explode\u3068str_getcsv\u306e\u6bd4\u8f03\u4f8b<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ab\u30f3\u30de\u3092\u542b\u3080CSV\u30c7\u30fc\u30bf\n$csvLine = 'John Doe,\"123 Main St, Apt 4\",john@example.com';\n\n\/\/ explode\u3067\u51e6\u7406\u3059\u308b\u3068\u4e0d\u6b63\u78ba\u306a\u7d50\u679c\u306b\u306a\u308b\n$partsExplode = explode(',', $csvLine);\nprint_r($partsExplode);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; John Doe\n\/\/     [1] =&gt; \"123 Main St\n\/\/     [2] =&gt;  Apt 4\"\n\/\/     [3] =&gt; john@example.com\n\/\/ )\n\n\/\/ str_getcsv\u3067\u51e6\u7406\u3059\u308b\u3068\u6b63\u78ba\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\n$partsGetCsv = str_getcsv($csvLine);\nprint_r($partsGetCsv);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; John Doe\n\/\/     [1] =&gt; 123 Main St, Apt 4\n\/\/     [2] =&gt; john@example.com\n\/\/ )\n<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u304b\u3089\u308f\u304b\u308b\u3088\u3046\u306b\u3001<code>explode<\/code>\u95a2\u6570\u306f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3067\u56f2\u307e\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u5185\u306e\u30ab\u30f3\u30de\u3082\u533a\u5207\u308a\u6587\u5b57\u3068\u3057\u3066\u6271\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u304c\u3001<code>str_getcsv<\/code>\u95a2\u6570\u306fCSV\u306e\u4ed5\u69d8\u306b\u5f93\u3063\u3066\u6b63\u78ba\u306b\u89e3\u6790\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u8907\u6570\u884c\u306eCSV\u30c7\u30fc\u30bf\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u8907\u6570\u884c\u306eCSV\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u306f\u3001<code>file<\/code>\u95a2\u6570\u3084<code>fgetcsv<\/code>\u95a2\u6570\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3088\u308a\u52b9\u7387\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ CSV\u30d5\u30a1\u30a4\u30eb\u306e\u5404\u884c\u3092\u89e3\u6790\n$csv = [];\n$file = fopen('data.csv', 'r');\nwhile (($line = fgetcsv($file)) !== false) {\n    $csv[] = $line;\n}\nfclose($file);\n\n\/\/ \u30e1\u30e2\u30ea\u52b9\u7387\u306e\u826f\u3044CSV\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\nfunction parseCSV($filename) {\n    $handle = fopen($filename, 'r');\n    if ($handle) {\n        while (($line = fgetcsv($handle)) !== false) {\n            yield $line;\n        }\n        fclose($handle);\n    }\n}\n\n\/\/ \u4f7f\u7528\u4f8b\nforeach (parseCSV('large_data.csv') as $row) {\n    \/\/ \u5404\u884c\u306e\u51e6\u7406...\n}\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u95a2\u6570\u9078\u629e\u306e\u305f\u3081\u306e\u5224\u65ad\u57fa\u6e96<\/h3>\n\n\n\n<p>\u6587\u5b57\u5217\u5206\u5272\u95a2\u6570\u306e\u9078\u629e\u306f\u3001\u51e6\u7406\u3059\u308b\u30c7\u30fc\u30bf\u306e\u7279\u6027\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u9069\u5207\u306a\u95a2\u6570\u3092\u9078\u629e\u3059\u308b\u305f\u3081\u306e\u5224\u65ad\u57fa\u6e96\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n\n\n<div id=\"id-282e5145-fa15-49fa-9015-5fa3d99e1fe8\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u72b6\u6cc1<\/th><th>\u63a8\u5968\u95a2\u6570<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>\u5358\u7d14\u306a\u56fa\u5b9a\u6587\u5b57\u5217\u3067\u306e\u5206\u5272<\/td><td><code>explode()<\/code><\/td><td>\u30b7\u30f3\u30d7\u30eb\u3067\u9ad8\u901f\u3001\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u826f\u3044<\/td><\/tr><tr><td>\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u306e\u5206\u5272<\/td><td><code>preg_split()<\/code><\/td><td>\u6b63\u898f\u8868\u73fe\u306e\u67d4\u8edf\u6027\u304c\u6d3b\u304b\u305b\u308b<\/td><\/tr><tr><td>CSV\/TSV\u30c7\u30fc\u30bf\u306e\u51e6\u7406<\/td><td><code>str_getcsv()<\/code> \/ <code>fgetcsv()<\/code><\/td><td>CSV\u4ed5\u69d8\u306b\u6e96\u62e0\u3057\u305f\u6b63\u78ba\u306a\u89e3\u6790\u304c\u3067\u304d\u308b<\/td><\/tr><tr><td>\u5927\u91cf\u30c7\u30fc\u30bf\u306e\u884c\u5358\u4f4d\u51e6\u7406<\/td><td><code>fgets()<\/code> + <code>explode()<\/code><\/td><td>\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u826f\u3044<\/td><\/tr><tr><td>\u533a\u5207\u308a\u6587\u5b57\u3092\u7d50\u679c\u306b\u542b\u3081\u308b<\/td><td><code>preg_split()<\/code> + \u30d5\u30e9\u30b0<\/td><td>PREG_SPLIT_DELIM_CAPTURE\u30d5\u30e9\u30b0\u3067\u53ef\u80fd<\/td><\/tr><tr><td>\u7a7a\u8981\u7d20\u3092\u9664\u5916\u3057\u305f\u3044<\/td><td><code>array_filter()<\/code> + <code>explode()<\/code> \u307e\u305f\u306f <code>preg_split()<\/code> + \u30d5\u30e9\u30b0<\/td><td>\u76ee\u7684\u306b\u5fdc\u3058\u3066\u9078\u629e<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u9762\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u4ee5\u4e0b\u306e\u9806\u3067\u9ad8\u901f\u306b\u306a\u308a\u307e\u3059\uff08\u5358\u7d14\u306a\u30b1\u30fc\u30b9\u306e\u5834\u5408\uff09\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>explode()<\/code> \uff08\u6700\u901f\uff09<\/li>\n\n\n\n<li><code>str_getcsv()<\/code><\/li>\n\n\n\n<li><code>preg_split()<\/code> \uff08\u6700\u3082\u9045\u3044\u3001\u4f46\u3057\u6a5f\u80fd\u306f\u6700\u3082\u8c4a\u5bcc\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u8aad\u307f\u3084\u3059\u3055\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u3082\u8003\u616e\u3057\u3066\u3001\u9069\u5207\u306a\u95a2\u6570\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u5834\u5408\u3084\u3001CSV\u306e\u3088\u3046\u306a\u6a19\u6e96\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u591a\u5c11\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u3088\u308a\u3082\u3001\u30b3\u30fc\u30c9\u306e\u6b63\u78ba\u6027\u3068\u53ef\u8aad\u6027\u3092\u512a\u5148\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-21\">\u5b9f\u52d9\u3067\u5f79\u7acb\u3064\uff01explode\u95a2\u6570\u306e\u6d3b\u7528\u30b7\u30fc\u30f3<\/h2>\n\n\n\n<p>\u3053\u308c\u307e\u3067explode\u95a2\u6570\u306e\u57fa\u672c\u304b\u3089\u5fdc\u7528\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u4ee3\u66ff\u624b\u6bb5\u306b\u3064\u3044\u3066\u898b\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u3053\u3053\u3067\u306f\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067explode\u95a2\u6570\u304c\u3069\u306e\u3088\u3046\u306b\u6d3b\u7528\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u3092\u5177\u4f53\u7684\u306a\u30b7\u30fc\u30f3\u3054\u3068\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4f8b\u3092\u53c2\u8003\u306b\u3001\u81ea\u5206\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306e\u5b9f\u88c5\u306b\u5f79\u7acb\u3066\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">Web\u30d5\u30a9\u30fc\u30e0\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u304a\u3051\u308bexplode\u6d3b\u7528\u6cd5<\/h3>\n\n\n\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u306f\u3001\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u6a5f\u4f1a\u304c\u975e\u5e38\u306b\u591a\u304f\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u8907\u6570\u306e\u5024\u3092\u6301\u3064\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u51e6\u7406\u306bexplode\u95a2\u6570\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u30de\u30eb\u30c1\u30bb\u30ec\u30af\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>HTML\u5074\u3067\u8907\u6570\u9078\u629e\u53ef\u80fd\u306a\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u304b\u3089\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\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=\"\">&lt;!-- HTML\u30d5\u30a9\u30fc\u30e0\u306e\u4f8b --&gt;\n&lt;form method=\"post\" action=\"process.php\"&gt;\n  &lt;select name=\"interests[]\" multiple&gt;\n    &lt;option value=\"programming\"&gt;\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0&lt;\/option&gt;\n    &lt;option value=\"design\"&gt;\u30c7\u30b6\u30a4\u30f3&lt;\/option&gt;\n    &lt;option value=\"marketing\"&gt;\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0&lt;\/option&gt;\n    &lt;option value=\"business\"&gt;\u30d3\u30b8\u30cd\u30b9&lt;\/option&gt;\n  &lt;\/select&gt;\n  &lt;button type=\"submit\"&gt;\u9001\u4fe1&lt;\/button&gt;\n&lt;\/form&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=\"\">\/\/ PHP\u5074\u3067\u306e\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    if (isset($_POST['interests']) &amp;&amp; is_array($_POST['interests'])) {\n        \/\/ \u914d\u5217\u3067\u53d7\u3051\u53d6\u308b\u5834\u5408\u306fexplode\u4e0d\u8981\n        $interests = $_POST['interests'];\n        echo \"\u9078\u629e\u3055\u308c\u305f\u8208\u5473: \" . implode(\", \", $interests);\n    }\n}\n<\/pre>\n\n\n\n<p><strong>2. \u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u5165\u529b\u30d5\u30a3\u30fc\u30eb\u30c9\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u30bf\u30b0\u3084\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3059\u308b\u30d5\u30a9\u30fc\u30e0\u306e\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;!-- HTML\u30d5\u30a9\u30fc\u30e0\u306e\u4f8b --&gt;\n&lt;form method=\"post\" action=\"process.php\"&gt;\n  &lt;label for=\"tags\"&gt;\u30bf\u30b0\uff08\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u5165\u529b\uff09:&lt;\/label&gt;\n  &lt;input type=\"text\" name=\"tags\" id=\"tags\" placeholder=\"php,web,development\"&gt;\n  &lt;button type=\"submit\"&gt;\u9001\u4fe1&lt;\/button&gt;\n&lt;\/form&gt;\n<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PHP\u5074\u3067\u306e\u51e6\u7406\nif ($_SERVER['REQUEST_METHOD'] === 'POST') {\n    if (isset($_POST['tags']) &amp;&amp; !empty($_POST['tags'])) {\n        \/\/ \u30ab\u30f3\u30de\u533a\u5207\u308a\u6587\u5b57\u5217\u3092\u914d\u5217\u306b\u5909\u63db\n        $tags = explode(',', $_POST['tags']);\n        \n        \/\/ \u5404\u30bf\u30b0\u306e\u30c8\u30ea\u30df\u30f3\u30b0\u3068\u691c\u8a3c\n        $tags = array_map('trim', $tags);\n        $tags = array_filter($tags, function($tag) {\n            return !empty($tag) &amp;&amp; strlen($tag) &lt;= 20; \/\/ \u7a7a\u3067\u306a\u304f20\u6587\u5b57\u4ee5\u5185\n        });\n        \n        \/\/ \u91cd\u8907\u3092\u524a\u9664\n        $tags = array_unique($tags);\n        \n        \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3059\u308b\u51e6\u7406...\n        echo \"\u767b\u9332\u3055\u308c\u305f\u30bf\u30b0: \" . implode(\", \", $tags);\n    }\n}\n<\/pre>\n\n\n\n<p><strong>3. \u65e5\u4ed8\u7bc4\u56f2\u306e\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u65e5\u4ed8\u7bc4\u56f2\u30d4\u30c3\u30ab\u30fc\u304b\u3089\u306e\u5165\u529b\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;!-- HTML\u30d5\u30a9\u30fc\u30e0\u306e\u4f8b --&gt;\n&lt;form method=\"get\" action=\"report.php\"&gt;\n  &lt;label for=\"date_range\"&gt;\u671f\u9593:&lt;\/label&gt;\n  &lt;input type=\"text\" name=\"date_range\" id=\"date_range\" placeholder=\"2023-01-01 to 2023-01-31\"&gt;\n  &lt;button type=\"submit\"&gt;\u30ec\u30dd\u30fc\u30c8\u751f\u6210&lt;\/button&gt;\n&lt;\/form&gt;\n<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ PHP\u5074\u3067\u306e\u51e6\u7406\nif (isset($_GET['date_range']) &amp;&amp; !empty($_GET['date_range'])) {\n    \/\/ \"2023-01-01 to 2023-01-31\" \u5f62\u5f0f\u306e\u6587\u5b57\u5217\u3092\u5206\u5272\n    $dates = explode(' to ', $_GET['date_range']);\n    \n    if (count($dates) === 2) {\n        $startDate = $dates[0];\n        $endDate = $dates[1];\n        \n        \/\/ \u65e5\u4ed8\u306e\u5f62\u5f0f\u3092\u691c\u8a3c\n        if (preg_match('\/^\\d{4}-\\d{2}-\\d{2}$\/', $startDate) &amp;&amp; \n            preg_match('\/^\\d{4}-\\d{2}-\\d{2}$\/', $endDate)) {\n            \n            \/\/ \u30ec\u30dd\u30fc\u30c8\u751f\u6210\u51e6\u7406...\n            echo \"\u30ec\u30dd\u30fc\u30c8\u671f\u9593: $startDate \u304b\u3089 $endDate \u307e\u3067\";\n        } else {\n            echo \"\u7121\u52b9\u306a\u65e5\u4ed8\u5f62\u5f0f\u3067\u3059\u3002\";\n        }\n    } else {\n        echo \"\u65e5\u4ed8\u7bc4\u56f2\u306e\u5f62\u5f0f\u304c\u6b63\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002\";\n    }\n}\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">CSV\u3084TSV\u30d5\u30a1\u30a4\u30eb\u306e\u52b9\u7387\u7684\u306a\u51e6\u7406\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\/\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u308bCSV\/TSV\u30d5\u30a1\u30a4\u30eb\u306e\u51e6\u7406\u306b\u3082explode\u95a2\u6570\u304c\u6d3b\u8e8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u30b7\u30f3\u30d7\u30eb\u306aCSV\u30a4\u30f3\u30dd\u30fc\u30c8\u51e6\u7406<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b7\u30f3\u30d7\u30eb\u306aCSV\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u3068\u51e6\u7406\nfunction importCsvData($filePath) {\n    $data = [];\n    \n    \/\/ \u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u3001\u8aad\u307f\u8fbc\u307f\u53ef\u80fd\u304b\u78ba\u8a8d\n    if (!file_exists($filePath) || !is_readable($filePath)) {\n        return false;\n    }\n    \n    \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\n    if (($handle = fopen($filePath, 'r')) !== false) {\n        \/\/ \u30d8\u30c3\u30c0\u30fc\u884c\u3092\u8aad\u307f\u8fbc\u3080\n        $headers = fgetcsv($handle);\n        \n        \/\/ \u5404\u884c\u3092\u51e6\u7406\n        while (($row = fgetcsv($handle)) !== false) {\n            $rowData = [];\n            \n            \/\/ \u5404\u5217\u3092\u5bfe\u5fdc\u3059\u308b\u30d8\u30c3\u30c0\u30fc\u3068\u95a2\u9023\u4ed8\u3051\u308b\n            for ($i = 0; $i &lt; count($headers); $i++) {\n                if (isset($row[$i])) {\n                    $rowData[$headers[$i]] = $row[$i];\n                } else {\n                    $rowData[$headers[$i]] = null;\n                }\n            }\n            \n            $data[] = $rowData;\n        }\n        \n        fclose($handle);\n    }\n    \n    return $data;\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$products = importCsvData('products.csv');\nforeach ($products as $product) {\n    echo \"\u5546\u54c1\u540d: {$product['name']}, \u4fa1\u683c: {$product['price']}\u5186\\n\";\n}\n<\/pre>\n\n\n\n<p><strong>2. \u5927\u304d\u306aCSV\u30d5\u30a1\u30a4\u30eb\u306e\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6291\u3048\u3066\u5927\u304d\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406\u3059\u308b\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5927\u304d\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3092\u30e1\u30e2\u30ea\u52b9\u7387\u826f\u304f\u51e6\u7406\u3059\u308b\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\nfunction csvGenerator($filePath, $delimiter = ',') {\n    $handle = fopen($filePath, 'r');\n    \n    if ($handle === false) {\n        return;\n    }\n    \n    \/\/ \u30d8\u30c3\u30c0\u30fc\u884c\u3092\u53d6\u5f97\n    $headers = fgetcsv($handle, 0, $delimiter);\n    \n    \/\/ \u5404\u884c\u3092\u30d8\u30c3\u30c0\u30fc\u3068\u95a2\u9023\u4ed8\u3051\u3066\u51e6\u7406\n    while (($row = fgetcsv($handle, 0, $delimiter)) !== false) {\n        $data = [];\n        \n        for ($i = 0; $i &lt; count($headers); $i++) {\n            $data[$headers[$i]] = $row[$i] ?? null;\n        }\n        \n        yield $data;\n    }\n    \n    fclose($handle);\n}\n\n\/\/ \u4f7f\u7528\u4f8b - 1\u884c\u305a\u3064\u51e6\u7406\u3059\u308b\u306e\u3067\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u826f\u3044\nforeach (csvGenerator('large_data.csv') as $row) {\n    \/\/ \u5404\u884c\u306e\u51e6\u7406...\n    processCsvRow($row);\n}\n<\/pre>\n\n\n\n<p><strong>3. TSV\u30d5\u30a1\u30a4\u30eb\u306e\u7279\u6b8a\u306a\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>TSV\uff08\u30bf\u30d6\u533a\u5207\u308a\uff09\u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406\u3059\u308b\u4f8b\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=\"\">\/\/ TSV\u30d5\u30a1\u30a4\u30eb\u306e\u51e6\u7406\nfunction parseTsvLine($line) {\n    \/\/ \u30bf\u30d6\u3067\u5206\u5272\n    $fields = explode(\"\\t\", trim($line));\n    \n    \/\/ \u5f15\u7528\u7b26\u3092\u9664\u53bb\uff08\u5fc5\u8981\u306a\u5834\u5408\uff09\n    foreach ($fields as &amp;$field) {\n        $field = trim($field, '\"');\n    }\n    \n    return $fields;\n}\n\n\/\/ \u4f7f\u7528\u4f8b - \u5404\u884c\u3092\u8aad\u307f\u8fbc\u3093\u3067\u51e6\u7406\n$handle = fopen('data.tsv', 'r');\nif ($handle) {\n    \/\/ \u30d8\u30c3\u30c0\u30fc\u3092\u53d6\u5f97\n    $headers = parseTsvLine(fgets($handle));\n    \n    \/\/ \u5404\u884c\u3092\u51e6\u7406\n    while (($line = fgets($handle)) !== false) {\n        $fields = parseTsvLine($line);\n        $rowData = array_combine($headers, $fields);\n        \n        \/\/ \u884c\u30c7\u30fc\u30bf\u306e\u51e6\u7406...\n        print_r($rowData);\n    }\n    \n    fclose($handle);\n}\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">API\u30ec\u30b9\u30dd\u30f3\u30b9\u3084JSON\u30c7\u30fc\u30bf\u306e\u64cd\u4f5c\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>\u73fe\u4ee3\u306eWeb\u958b\u767a\u3067\u306f\u3001API\u3068\u306e\u3084\u308a\u53d6\u308a\u304c\u983b\u7e41\u306b\u884c\u308f\u308c\u307e\u3059\u3002API\u30ec\u30b9\u30dd\u30f3\u30b9\u3084JSON\u30c7\u30fc\u30bf\u306e\u51e6\u7406\u306b\u3082explode\u95a2\u6570\u304c\u5f79\u7acb\u3064\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. JSON\u524d\u51e6\u7406\u3068\u3057\u3066\u306eexplode\u6d3b\u7528<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ URL\u30af\u30a8\u30ea\u6587\u5b57\u5217\u304b\u3089JSON\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f5c\u6210\nfunction parseQueryToJson($queryString) {\n    $params = [];\n    \n    \/\/ \u30af\u30a8\u30ea\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5206\u5272\n    $pairs = explode('&amp;', $queryString);\n    \n    foreach ($pairs as $pair) {\n        \/\/ \u30ad\u30fc\u3068\u5024\u306b\u5206\u5272\n        $keyValue = explode('=', $pair, 2);\n        \n        if (count($keyValue) === 2) {\n            $key = urldecode($keyValue[0]);\n            $value = urldecode($keyValue[1]);\n            \n            \/\/ \u914d\u5217\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u51e6\u7406\uff08\u4f8b: filters=electronics\uff09\n            if (preg_match('\/^([^\\[]+)\\[([^\\]]+)\\]$\/', $key, $matches)) {\n                $mainKey = $matches[1];\n                $subKey = $matches[2];\n                \n                if (!isset($params[$mainKey])) {\n                    $params[$mainKey] = [];\n                }\n                \n                $params[$mainKey][$subKey] = $value;\n            } else {\n                $params[$key] = $value;\n            }\n        }\n    }\n    \n    return json_encode($params);\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$queryString = \"user=john&amp;filters=electronics&amp;filters[price]=100-200\";\n$jsonData = parseQueryToJson($queryString);\necho $jsonData;\n\/\/ \u51fa\u529b: {\"user\":\"john\",\"filters\":{\"category\":\"electronics\",\"price\":\"100-200\"}}\n<\/pre>\n\n\n\n<p><strong>2. API\u30d1\u30b9\u306e\u89e3\u6790<\/strong><\/p>\n\n\n\n<p>RESTful API\u306e\u30d1\u30b9\u3092\u89e3\u6790\u3057\u3066\u30ea\u30bd\u30fc\u30b9\u3068ID\u3092\u62bd\u51fa\u3059\u308b\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ API\u30d1\u30b9\u304b\u3089\u30ea\u30bd\u30fc\u30b9\u30bf\u30a4\u30d7\u3068ID\u3092\u62bd\u51fa\u3059\u308b\u95a2\u6570\nfunction parseApiPath($path) {\n    \/\/ \u5148\u982d\u306e\/\u3068\u672b\u5c3e\u306e\/\u3092\u9664\u53bb\u3057\u3066\u304b\u3089\u5206\u5272\n    $path = trim($path, '\/');\n    $segments = explode('\/', $path);\n    \n    $result = [\n        'resource' =&gt; null,\n        'id' =&gt; null,\n        'subresource' =&gt; null,\n        'subid' =&gt; null\n    ];\n    \n    \/\/ \u30d1\u30b9\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u89e3\u6790\n    if (count($segments) &gt; 0) {\n        $result['resource'] = $segments[0];\n        \n        if (count($segments) &gt; 1) {\n            $result['id'] = $segments[1];\n            \n            if (count($segments) &gt; 2) {\n                $result['subresource'] = $segments[2];\n                \n                if (count($segments) &gt; 3) {\n                    $result['subid'] = $segments[3];\n                }\n            }\n        }\n    }\n    \n    return $result;\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$paths = [\n    '\/products',\n    '\/products\/123',\n    '\/products\/123\/reviews',\n    '\/products\/123\/reviews\/456'\n];\n\nforeach ($paths as $path) {\n    $parsed = parseApiPath($path);\n    echo \"Path: $path\\n\";\n    echo \"Resource: {$parsed['resource']}, ID: {$parsed['id']}, \";\n    echo \"Subresource: {$parsed['subresource']}, Sub ID: {$parsed['subid']}\\n\\n\";\n}\n<\/pre>\n\n\n\n<p><strong>3. JSON\u30c7\u30fc\u30bf\u306e\u5909\u63db\u3068\u6574\u5f62<\/strong><\/p>\n\n\n\n<p>JSON\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u524d\u306bexplode\u3067\u524d\u51e6\u7406\u3092\u884c\u3046\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u7279\u6b8a\u306a\u5f62\u5f0f\u306eJSON\u30c7\u30fc\u30bf\u3092\u6a19\u6e96\u5f62\u5f0f\u306b\u5909\u63db\nfunction normalizeSpecialJson($jsonString) {\n    \/\/ \u7279\u6b8a\u306a\u533a\u5207\u308a\u6587\u5b57\u3067\u533a\u5207\u3089\u308c\u305fJSON\u30c7\u30fc\u30bf\u3092\u60f3\u5b9a\n    $parts = explode('|', $jsonString);\n    \n    $result = [];\n    foreach ($parts as $part) {\n        $keyValue = explode(':', $part, 2);\n        if (count($keyValue) === 2) {\n            $key = trim($keyValue[0]);\n            $value = trim($keyValue[1]);\n            \n            \/\/ \u5024\u304c\u914d\u5217\u5f62\u5f0f\u306e\u5834\u5408\uff08\u4f8b: \"1,2,3\"\uff09\n            if (strpos($value, ',') !== false) {\n                $result[$key] = explode(',', $value);\n            } else {\n                $result[$key] = $value;\n            }\n        }\n    }\n    \n    return json_encode($result);\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$specialFormat = \"name:John Doe|age:30|skills:PHP,JavaScript,CSS|active:true\";\n$standardJson = normalizeSpecialJson($specialFormat);\necho $standardJson;\n\/\/ \u51fa\u529b: {\"name\":\"John Doe\",\"age\":\"30\",\"skills\":[\"PHP\",\"JavaScript\",\"CSS\"],\"active\":\"true\"}\n<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u4f8b\u306f\u3001\u5b9f\u52d9\u3067\u906d\u9047\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u5178\u578b\u7684\u306a\u30b7\u30ca\u30ea\u30aa\u3067\u3059\u3002explode\u95a2\u6570\u306f\u5358\u7d14\u3067\u3059\u304c\u3001\u4ed6\u306ePHP\u95a2\u6570\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u30bf\u30b9\u30af\u3082\u52b9\u7387\u7684\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u3001\u6700\u3082\u9069\u5207\u306a\u65b9\u6cd5\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-25\">explode\u95a2\u6570\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n\n\n<p>explode\u95a2\u6570\u306f\u5358\u7d14\u306a\u6a5f\u80fd\u3092\u6301\u3064\u95a2\u6570\u3067\u3059\u304c\u3001\u5b9f\u969b\u306b\u4f7f\u7528\u3059\u308b\u969b\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u4e88\u671f\u3057\u306a\u3044\u52d5\u4f5c\u3084\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001explode\u95a2\u6570\u3092\u5b89\u5168\u304b\u3064\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u6ce8\u610f\u70b9\u3068\u3001\u3088\u304f\u3042\u308b\u30c8\u30e9\u30d6\u30eb\u306e\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">\u7a7a\u6587\u5b57\u5217\u3084\u5b58\u5728\u3057\u306a\u3044\u533a\u5207\u308a\u6587\u5b57\u3092\u6271\u3046\u969b\u306e\u5bfe\u51e6\u6cd5<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u3001\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u306e\u306f\u533a\u5207\u308a\u6587\u5b57\uff08\u30c7\u30ea\u30df\u30bf\uff09\u306e\u6271\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u7a7a\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408<\/strong><\/p>\n\n\n\n<p>PHP 8.0\u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u7a7a\u306e\u533a\u5207\u308a\u6587\u5b57\u3092\u6307\u5b9a\u3059\u308b\u3068Warning\u304c\u767a\u751f\u3057\u3001false\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002PHP 8.0\u4ee5\u964d\u3067\u306f\u3001ValueError\u304c\u30b9\u30ed\u30fc\u3055\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=\"\">\/\/ PHP 8.0\u3088\u308a\u524d\n\/\/ Warning: explode(): Empty delimiter\n$result = explode(\"\", \"test\"); \/\/ \u7d50\u679c\uff1afalse\n\n\/\/ PHP 8.0\u4ee5\u964d\ntry {\n    $result = explode(\"\", \"test\");\n} catch (ValueError $e) {\n    echo $e-&gt;getMessage(); \/\/ \"explode(): Argument #1 ($separator) cannot be empty\"\n}\n<\/pre>\n\n\n\n<p>\u5bfe\u51e6\u6cd5\u3068\u3057\u3066\u306f\u3001\u533a\u5207\u308a\u6587\u5b57\u304c\u7a7a\u3067\u306a\u3044\u3053\u3068\u3092\u5e38\u306b\u78ba\u8a8d\u3059\u308b\u304b\u3001\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u9069\u5207\u306b\u884c\u3044\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=\"\">function safeExplode($delimiter, $string) {\n    if ($delimiter === \"\") {\n        \/\/ \u7a7a\u306e\u533a\u5207\u308a\u6587\u5b57\u306e\u5834\u5408\u306f\u3001\u6587\u5b57\u30921\u6587\u5b57\u305a\u3064\u914d\u5217\u306b\u3059\u308b\n        return str_split($string);\n    }\n    return explode($delimiter, $string);\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$chars = safeExplode(\"\", \"Hello\"); \/\/ ['H', 'e', 'l', 'l', 'o']\n<\/pre>\n\n\n\n<p><strong>2. \u533a\u5207\u308a\u6587\u5b57\u304c\u6587\u5b57\u5217\u5185\u306b\u5b58\u5728\u3057\u306a\u3044\u5834\u5408<\/strong><\/p>\n\n\n\n<p>\u533a\u5207\u308a\u6587\u5b57\u304c\u5bfe\u8c61\u6587\u5b57\u5217\u5185\u306b\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001\u5143\u306e\u6587\u5b57\u5217\u3092\u305d\u306e\u307e\u307e\u542b\u30801\u8981\u7d20\u306e\u914d\u5217\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u4ed5\u69d8\u901a\u308a\u306e\u52d5\u4f5c\u3067\u3059\u304c\u3001\u671f\u5f85\u3068\u7570\u306a\u308b\u7d50\u679c\u306b\u306a\u308b\u5834\u5408\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=\"\">$result = explode(\"|\", \"Hello World\");\nprint_r($result);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; Hello World\n\/\/ )\n<\/pre>\n\n\n\n<p>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u533a\u5207\u308a\u6587\u5b57\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u4e8b\u524d\u306b\u78ba\u8a8d\u3059\u308b\u3068\u3088\u3044\u3067\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=\"\">function explodeIfContains($delimiter, $string) {\n    if (strpos($string, $delimiter) !== false) {\n        return explode($delimiter, $string);\n    }\n    return [$string]; \/\/ \u533a\u5207\u308a\u6587\u5b57\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001\u5143\u306e\u6587\u5b57\u5217\u30921\u8981\u7d20\u306e\u914d\u5217\u3068\u3057\u3066\u8fd4\u3059\n}\n<\/pre>\n\n\n\n<p><strong>3. \u9023\u7d9a\u3059\u308b\u533a\u5207\u308a\u6587\u5b57\u306e\u51e6\u7406<\/strong><\/p>\n\n\n\n<p>\u9023\u7d9a\u3059\u308b\u533a\u5207\u308a\u6587\u5b57\u304c\u73fe\u308c\u308b\u3068\u3001\u7a7a\u306e\u8981\u7d20\u304c\u914d\u5217\u306b\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u304c\u610f\u56f3\u3057\u305f\u52d5\u4f5c\u3067\u306a\u3044\u5834\u5408\u306f\u3001array_filter\u3092\u4f7f\u3063\u3066\u7a7a\u306e\u8981\u7d20\u3092\u9664\u5916\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=\"\">$text = \"one,,two,,,three\";\n$parts = explode(\",\", $text);\nprint_r($parts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; one\n\/\/     [1] =&gt; \n\/\/     [2] =&gt; two\n\/\/     [3] =&gt; \n\/\/     [4] =&gt; \n\/\/     [5] =&gt; three\n\/\/ )\n\n\/\/ \u7a7a\u306e\u8981\u7d20\u3092\u9664\u5916\n$filteredParts = array_filter($parts, 'strlen');\nprint_r($filteredParts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; one\n\/\/     [2] =&gt; two\n\/\/     [5] =&gt; three\n\/\/ )\n\n\/\/ \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u632f\u308a\u76f4\u3059\n$filteredParts = array_values(array_filter($parts, 'strlen'));\nprint_r($filteredParts);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; one\n\/\/     [1] =&gt; two\n\/\/     [2] =&gt; three\n\/\/ )\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-27\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u907f\u3051\u308b\u305f\u3081\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u65b9\u6cd5<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u81ea\u4f53\u306f\u5b89\u5168\u306a\u95a2\u6570\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u6271\u3046\u969b\u306b\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>1. \u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u653b\u6483\u3078\u306e\u5bfe\u7b56<\/strong><\/p>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u533a\u5207\u308a\u6587\u5b57\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u5834\u5408\u3084\u3001explode\u3067\u5206\u5272\u3057\u305f\u7d50\u679c\u3092SQL\u30af\u30a8\u30ea\u306a\u3069\u306b\u76f4\u63a5\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\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=\"\">\/\/ \u5371\u967a\u306a\u4f8b\n$userInput = $_GET['delimiter'];\n$data = \"value1,value2,value3\";\n$parts = explode($userInput, $data);\n\n\/\/ SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u5371\u967a\u6027\n$ids = $_GET['ids']; \/\/ \"1,2,3\" \u304c\u671f\u5f85\u3055\u308c\u308b\u304c\u3001\u60aa\u610f\u306e\u3042\u308b\u30e6\u30fc\u30b6\u30fc\u304c\u7570\u306a\u308b\u5024\u3092\u6e21\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\n$idArray = explode(',', $ids);\n$idList = implode(',', $idArray); \/\/ \u3053\u308c\u3060\u3051\u3067\u306f\u5b89\u5168\u3067\u306f\u306a\u3044\n$query = \"SELECT * FROM products WHERE id IN ($idList)\";\n<\/pre>\n\n\n\n<p><strong>2. \u5165\u529b\u30c7\u30fc\u30bf\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong><\/p>\n\n\n\n<p>explode\u95a2\u6570\u306b\u6e21\u3059\u524d\u306b\u3001\u5165\u529b\u30c7\u30fc\u30bf\u304c\u671f\u5f85\u901a\u308a\u306e\u5f62\u5f0f\u304b\u3069\u3046\u304b\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function validateAndExplode($delimiter, $string, $pattern = null) {\n    \/\/ \u533a\u5207\u308a\u6587\u5b57\u304c\u6709\u52b9\u304b\u30c1\u30a7\u30c3\u30af\n    if (empty($delimiter)) {\n        throw new InvalidArgumentException(\"\u533a\u5207\u308a\u6587\u5b57\u304c\u7a7a\u3067\u3059\");\n    }\n    \n    \/\/ \u6587\u5b57\u5217\u304c\u671f\u5f85\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u306b\u4e00\u81f4\u3059\u308b\u304b\u691c\u8a3c\n    if ($pattern !== null &amp;&amp; !preg_match($pattern, $string)) {\n        throw new InvalidArgumentException(\"\u7121\u52b9\u306a\u5165\u529b\u5f62\u5f0f\u3067\u3059\");\n    }\n    \n    return explode($delimiter, $string);\n}\n\n\/\/ \u4f7f\u7528\u4f8b - \u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u6570\u5024\u30ea\u30b9\u30c8\ntry {\n    $input = \"10,20,30,40\";\n    $numbers = validateAndExplode(',', $input, '\/^[0-9,]+$\/');\n    print_r($numbers);\n} catch (InvalidArgumentException $e) {\n    echo $e-&gt;getMessage();\n}\n<\/pre>\n\n\n\n<p><strong>3. HTML\u304a\u3088\u3073XSS\u5bfe\u7b56<\/strong><\/p>\n\n\n\n<p>explode\u3067\u5206\u5272\u3057\u305f\u30c7\u30fc\u30bf\u3092HTML\u51fa\u529b\u3059\u308b\u5834\u5408\u306f\u3001\u5fc5\u305a\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$userInput = $_GET['tags']; \/\/ \"php,html,css\" \u306a\u3069\n$tags = explode(',', $userInput);\n\n\/\/ \u5b89\u5168\u306b\u51fa\u529b\necho \"&lt;ul&gt;\";\nforeach ($tags as $tag) {\n    echo \"&lt;li&gt;\" . htmlspecialchars($tag, ENT_QUOTES, 'UTF-8') . \"&lt;\/li&gt;\";\n}\necho \"&lt;\/ul&gt;\";\n<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-28\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u4f7f\u7528\u6642\u306b\u3088\u304f\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u3068\u305d\u306e\u5bfe\u51e6\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>1. \u578b\u306e\u554f\u984c<\/strong><\/p>\n\n\n\n<p>explode\u95a2\u6570\u306f\u6587\u5b57\u5217\u578b\u306e\u5f15\u6570\u3092\u671f\u5f85\u3057\u307e\u3059\u304c\u3001\u914d\u5217\u3084\u6570\u5024\u306a\u3069\u304c\u6e21\u3055\u308c\u305f\u5834\u5408\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\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=\"\">\/\/ PHP 7.4\u4ee5\u524d\n$delimiter = ',';\n$data = 12345; \/\/ \u6570\u5024\u578b\n$result = explode($delimiter, $data); \/\/ Warning: explode() expects parameter 2 to be string, integer given\n\n\/\/ PHP 8.0\u4ee5\u964d\ntry {\n    $result = explode($delimiter, $data);\n} catch (TypeError $e) {\n    echo $e-&gt;getMessage(); \/\/ explode(): Argument #2 ($string) must be of type string, int given\n}\n<\/pre>\n\n\n\n<p>\u5bfe\u7b56\u3068\u3057\u3066\u3001\u578b\u306e\u5909\u63db\u3084\u691c\u8a3c\u3092\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=\"\">function safeExplode($delimiter, $input) {\n    \/\/ \u5165\u529b\u3092\u6587\u5b57\u5217\u306b\u5909\u63db\n    $string = (string)$input;\n    return explode($delimiter, $string);\n}\n<\/pre>\n\n\n\n<p><strong>2. \u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u554f\u984c<\/strong><\/p>\n\n\n\n<p>\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3092\u6271\u3046\u969b\u306b\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ UTF-8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u65e5\u672c\u8a9e\u6587\u5b57\u5217\n$text = \"\u6771\u4eac,\u5927\u962a,\u540d\u53e4\u5c4b\";\n$cities = explode(',', $text);\nprint_r($cities); \/\/ \u901a\u5e38\u306f\u554f\u984c\u306a\u304f\u52d5\u4f5c\n\n\/\/ \u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u7570\u306a\u308b\u6587\u5b57\u5217\u3092\u6271\u3046\u5834\u5408\n$textSjis = mb_convert_encoding($text, 'SJIS', 'UTF-8');\n$citiesSjis = explode(',', $textSjis);\n\/\/ \u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u3088\u3063\u3066\u306f\u4e88\u671f\u3057\u306a\u3044\u7d50\u679c\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\n<\/pre>\n\n\n\n<p>\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u304b\u3001mb_split\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5bfe\u5fdc\u306e\u5206\u5272\nfunction mbExplode($delimiter, $string, $encoding = 'UTF-8') {\n    return mb_split(preg_quote($delimiter), $string);\n}\n<\/pre>\n\n\n\n<p><strong>3. \u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/strong><\/p>\n\n\n\n<p>explode\u95a2\u6570\u306e\u7d50\u679c\u3092\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u52b9\u679c\u7684\u306a\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">function debugExplode($delimiter, $string, $limit = PHP_INT_MAX) {\n    echo \"=== explode \u30c7\u30d0\u30c3\u30b0\u60c5\u5831 ===\\n\";\n    echo \"\u533a\u5207\u308a\u6587\u5b57: '\" . $delimiter . \"' (\u9577\u3055: \" . strlen($delimiter) . \")\\n\";\n    echo \"\u5bfe\u8c61\u6587\u5b57\u5217: '\" . $string . \"' (\u9577\u3055: \" . strlen($string) . \")\\n\";\n    echo \"\u5236\u9650: \" . ($limit === PHP_INT_MAX ? \"\u306a\u3057\" : $limit) . \"\\n\";\n    \n    $result = explode($delimiter, $string, $limit);\n    \n    echo \"\u7d50\u679c\u914d\u5217\u306e\u8981\u7d20\u6570: \" . count($result) . \"\\n\";\n    echo \"\u7d50\u679c\u5185\u5bb9:\\n\";\n    \n    foreach ($result as $key =&gt; $value) {\n        echo \"[$key] =&gt; '\" . $value . \"' (\u9577\u3055: \" . strlen($value) . \")\\n\";\n    }\n    \n    return $result;\n}\n\n\/\/ \u4f7f\u7528\u4f8b\n$text = \"apple,,orange,banana\";\ndebugExplode(',', $text);\n<\/pre>\n\n\n\n<p><strong>4. \u5024\u304c\u5931\u308f\u308c\u308b\u554f\u984c<\/strong><\/p>\n\n\n\n<p>limit\u5f15\u6570\u306e\u4f7f\u7528\u3084\u3001\u8aa4\u3063\u3066\u7a7a\u8981\u7d20\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$data = \"field1,field2,,field4,\";\n$fields = explode(',', $data);\nprint_r($fields);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; field1\n\/\/     [1] =&gt; field2\n\/\/     [2] =&gt; \n\/\/     [3] =&gt; field4\n\/\/     [4] =&gt; \n\/\/ )\n\n\/\/ \u7a7a\u8981\u7d20\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3068\u60c5\u5831\u304c\u5931\u308f\u308c\u308b\n$filteredFields = array_filter($fields);\nprint_r($filteredFields);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; field1\n\/\/     [1] =&gt; field2\n\/\/     [3] =&gt; field4\n\/\/ )\n<\/pre>\n\n\n\n<p>\u7a7a\u8981\u7d20\u3092\u4fdd\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u907f\u3051\u308b\u304b\u3001\u5225\u306e\u65b9\u6cd5\u3067\u7a7a\u5024\u3092\u8868\u73fe\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u7a7a\u5024\u3092\u4fdd\u6301\u3057\u306a\u304c\u3089\u51e6\u7406\u3059\u308b\u4f8b\n$data = \"field1,field2,,field4,\";\n$fields = explode(',', $data);\n\n\/\/ \u7a7a\u5024\u3092\u7279\u5b9a\u306e\u5024\u306b\u7f6e\u304d\u63db\u3048\u308b\n$processedFields = array_map(function($field) {\n    return $field === '' ? null : $field;\n}, $fields);\n\nprint_r($processedFields);\n\/\/ \u51fa\u529b:\n\/\/ Array\n\/\/ (\n\/\/     [0] =&gt; field1\n\/\/     [1] =&gt; field2\n\/\/     [2] =&gt; NULL\n\/\/     [3] =&gt; field4\n\/\/     [4] =&gt; NULL\n\/\/ )\n<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6280\u6cd5\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001explode\u95a2\u6570\u306e\u4f7f\u7528\u306b\u95a2\u3059\u308b\u591a\u304f\u306e\u554f\u984c\u3092\u56de\u907f\u3057\u305f\u308a\u3001\u7d20\u65e9\u304f\u89e3\u6c7a\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u5165\u529b\u306e\u691c\u8a3c\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u5fd8\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002 \/\/ \u8106\u5f31\u306a\u30b3\u30fc\u30c9<\/p>\n\n\n\n<p>\/\/ \u5b89\u5168\u306a\u5bfe\u7b56\u4f8b $ids = $_GET[\u2018ids\u2019]; $idArray = explode(\u2018,\u2019, $ids); \/\/ \u6574\u6570\u5024\u306e\u307f\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0 $idArray = array_filter($idArray, function($id) { return ctype_digit($id); }); $idList = implode(\u2018,\u2019, $idArray); \/\/ \u7a7a\u306e\u5834\u5408\u306e\u5bfe\u7b56 if (empty($idList)) { $idList = \u20180\u2019; \/\/ \u4f55\u3082\u8fd4\u3055\u306a\u3044\u3088\u3046\u306b\u3059\u308b } $query = \u201cSELECT * FROM products WHERE id IN ($idList)\u201d;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-29\">\u307e\u3068\u3081\uff1aPHP\u306eexplode\u95a2\u6570\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001PHP\u306e\u6a19\u6e96\u95a2\u6570\u3067\u3042\u308b<code>explode()<\/code>\u306b\u3064\u3044\u3066\u3001\u57fa\u672c\u304b\u3089\u5fdc\u7528\u307e\u3067\u5e45\u5e83\u304f\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u30b7\u30f3\u30d7\u30eb\u306a\u6a5f\u80fd\u3067\u3042\u308a\u306a\u304c\u3089\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u975e\u5e38\u306b\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u3053\u306e\u95a2\u6570\u3092\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u52b9\u7387\u6027\u3068\u53ef\u8aad\u6027\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-30\">\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f7\u3064\u306e\u5b9f\u8df5\u4f8b\u306e\u304a\u3055\u3089\u3044<\/h3>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u4e3b\u8981\u306a\u6d3b\u7528\u4f8b\u3092\u632f\u308a\u8fd4\u3063\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u6587\u5b57\u5217\u5206\u5272<\/strong>\uff1a\u30ab\u30f3\u30de\u533a\u5207\u308a\u3084\u30bf\u30d6\u533a\u5207\u308a\u306a\u3069\u306e\u6587\u5b57\u5217\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u57fa\u672c\u30c6\u30af\u30cb\u30c3\u30af <code>$csvString = \"\u6771\u4eac,\u5927\u962a,\u540d\u53e4\u5c4b,\u798f\u5ca1,\u672d\u5e4c\"; $cities = explode(\",\", $csvString);<\/code><\/li>\n\n\n\n<li><strong>URL\u30fb\u30d1\u30b9\u306e\u89e3\u6790<\/strong>\uff1aURL\u3084\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u304b\u3089\u7279\u5b9a\u306e\u60c5\u5831\u3092\u62bd\u51fa\u3059\u308b\u65b9\u6cd5 <code>$url = \"https:\/\/www.example.com\/products?id=123\"; $domainParts = explode(\"\/\", $url); $domain = $domainParts[2]; \/\/ www.example.com<\/code><\/li>\n\n\n\n<li><strong>\u591a\u6b21\u5143\u914d\u5217\u306e\u4f5c\u6210<\/strong>\uff1a\u968e\u5c64\u69cb\u9020\u3092\u6301\u3064\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u69cb\u7bc9\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af <code>$categoryPath = \"\u96fb\u5b50\u6a5f\u5668&gt;\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3&gt;Android\"; $categories = explode(\"&gt;\", $categoryPath);<\/code><\/li>\n\n\n\n<li><strong>\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u51e6\u7406<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u306e\u691c\u8a3c\u3068\u52a0\u5de5\u306b\u304a\u3051\u308bexplode\u306e\u6d3b\u7528\u6cd5 <code>$tags = explode(',', $_POST['tags']); $tags = array_map('trim', $tags);<\/code><\/li>\n\n\n\n<li><strong>CSV\u30c7\u30fc\u30bf\u306e\u9ad8\u901f\u51e6\u7406<\/strong>\uff1a\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u3068\u7d44\u307f\u5408\u308f\u305b <code>function csvGenerator($filePath) { $handle = fopen($filePath, 'r'); while (($line = fgets($handle)) !== false) { yield explode(',', trim($line)); } fclose($handle); }<\/code><\/li>\n\n\n\n<li><strong>\u6b63\u898f\u8868\u73fe\u3068\u306e\u9023\u643a<\/strong>\uff1a\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u306e\u5206\u5272\u3092\u5b9f\u73fe\u3059\u308bpreg_split\u3068\u306e\u4f7f\u3044\u5206\u3051 <code>$complexText = \"apple,banana;orange\\tgrape\"; $fruits = preg_split('\/[,;\\t]+\/', $complexText);<\/code><\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/strong>\uff1aexplode\u95a2\u6570\u3092\u5b89\u5168\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u578b\u30c1\u30a7\u30c3\u30af <code>$idArray = explode(',', $userInput); $idArray = array_filter($idArray, 'ctype_digit');<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u8df5\u4f8b\u306f\u3001explode\u95a2\u6570\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u304b\u3089\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u30c6\u30af\u30cb\u30c3\u30af\u307e\u3067\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u3002\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u65b9\u6cd5\u3092\u9078\u629e\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u95a2\u6570\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30b3\u30fc\u30c9\u3092\u5b9f\u73fe\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-31\">\u52b9\u7387\u7684\u306aPHP\u6587\u5b57\u5217\u51e6\u7406\u306e\u305f\u3081\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h3>\n\n\n\n<p>explode\u95a2\u6570\u3092\u30de\u30b9\u30bf\u30fc\u3057\u305f\u3089\u3001PHP\u306e\u6587\u5b57\u5217\u51e6\u7406\u30b9\u30ad\u30eb\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u70b9\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6b63\u898f\u8868\u73fe\u306e\u30de\u30b9\u30bf\u30fc<\/strong>\uff1apreg_match\u3001preg_replace\u3001preg_split \u306a\u3069\u306e\u6b63\u898f\u8868\u73fe\u95a2\u6570\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u8907\u96d1\u306a\u6587\u5b57\u5217\u64cd\u4f5c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6587\u5b57\u5217\u51e6\u7406\u95a2\u6570\u7fa4\u306e\u7fd2\u5f97<\/strong>\uff1aPHP \u306b\u306f\u6570\u591a\u304f\u306e\u6587\u5b57\u5217\u51e6\u7406\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002str_replace\u3001substr\u3001trim\u3001implode \u306a\u3069\u306e\u95a2\u6570\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u67d4\u8edf\u306a\u30c6\u30ad\u30b9\u30c8\u51e6\u7406\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5217\u95a2\u6570\u306e\u6d3b\u7528<\/strong>\uff1a\u65e5\u672c\u8a9e\u306a\u3069\u975eASCII\u6587\u5b57\u3092\u6271\u3046\u5834\u5408\u306f\u3001mb_string \u62e1\u5f35\u306e\u95a2\u6570\u7fa4\uff08mb_split\u3001mb_substr \u306a\u3069\uff09\u3092\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u5c0e\u5165<\/strong>\uff1a\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u3084\u30b9\u30c8\u30ea\u30fc\u30e0\u95a2\u6570\u3092\u6d3b\u7528\u3057\u3066\u3001\u30e1\u30e2\u30ea\u52b9\u7387\u306e\u826f\u3044\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u7fd2\u6163\u3092\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/strong>\uff1a\u6587\u5b57\u5217\u64cd\u4f5c\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u3084\u3001\u4e0d\u8981\u306a\u51e6\u7406\u306e\u524a\u6e1b\u306a\u3069\u3001\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u610f\u8b58\u306e\u5411\u4e0a<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u6271\u3046\u969b\u306f\u5e38\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u610f\u8b58\u3057\u3001\u9069\u5207\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3092\u884c\u3046\u7fd2\u6163\u3092\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ol>\n\n\n\n<p>PHP \u306e\u6587\u5b57\u5217\u51e6\u7406\u306f\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002explode 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