{"id":1781,"date":"2025-03-24T08:49:55","date_gmt":"2025-03-23T23:49:55","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1781"},"modified":"2025-03-24T08:49:55","modified_gmt":"2025-03-23T23:49:55","slug":"%e3%80%90%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%e3%80%91c%e3%81%aeif%e6%96%87%e3%83%9e%e3%82%b9%e3%82%bf%e3%83%bc%e8%ac%9b%e5%ba%a7-%e5%88%9d%e5%bf%83%e8%80%85%e3%81%a7%e3%82%82%e3%82%8f","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1781","title":{"rendered":"\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011C++\u306eif\u6587\u30de\u30b9\u30bf\u30fc\u8b1b\u5ea7 &#8211; \u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u304b\u3089\u73fe\u5834\u3067\u4f7f\u3048\u308b\u5b9f\u8df5\u30c6\u30af\u30cb\u30c3\u30af\u307e\u3067"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">if\u6587\u306e\u57fa\u790e\u77e5\u8b58 \u2013 C++\u3067\u306e\u6761\u4ef6\u5206\u5c90\u306e\u4ed5\u7d44\u307f<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">if\u6587\u306e\u57fa\u672c\u69cb\u6587\u3068\u52d5\u4f5c\u539f\u7406<\/a>      <\/li>      <li>        <a href=\"#i-2\">\u6761\u4ef6\u5f0f\u306e\u66f8\u304d\u65b9\u3068\u771f\u507d\u5024\u306e\u8a55\u4fa1\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">\u6ce2\u62ec\u5f27\u306e\u5f79\u5272\u3068\u30b9\u30b3\u30fc\u30d7\u306e\u6982\u5ff5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">if-else\u306b\u3088\u308b\u6761\u4ef6\u5206\u5c90\u306e\u8a73\u7d30<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">else\u7bc0\u3092\u4f7f\u7528\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5206\u5c90\u5236\u5fa1<\/a>      <\/li>      <li>        <a href=\"#i-6\">else if\u7bc0\u306b\u3088\u308b\u8907\u6570\u6761\u4ef6\u306e\u53d6\u308a\u6271\u3044<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-7\">\u6761\u4ef6\u5206\u5c90\u306e\u30cd\u30b9\u30c8\u5316\u3068\u305d\u306e\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-8\">\u5b9f\u8df5\u7684\u306aif\u6587\u306e\u4f7f\u7528\u30d1\u30bf\u30fc\u30f3<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u30b3\u30fc\u30c9\u7c21\u7565\u5316<\/a>      <\/li>      <li>        <a href=\"#i-10\">null\u30c1\u30a7\u30c3\u30af\u3068\u5883\u754c\u5024\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-11\">\u4e09\u9805\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u305f\u6761\u4ef6\u5206\u5c90\u306e\u7c21\u6f54\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-12\">\u30e2\u30c0\u30f3C++\u3067\u306eif\u6587\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-13\">constexpr if\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u6761\u4ef6\u5206\u5c90<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u521d\u671f\u5316\u5f0f\u3092\u4f34\u3046if\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u69cb\u9020\u5316\u675f\u7e1b\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-16\">if\u6587\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">\u3088\u304f\u3042\u308b\u30d0\u30b0\u3068\u9632\u6b62\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-18\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u6761\u4ef6\u5f0f\u306e\u66f8\u304d\u65b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-19\">\u30c7\u30d0\u30c3\u30b0\u6642\u306b\u78ba\u8a8d\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8<\/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\">if\u6587\u306e\u57fa\u790e\u77e5\u8b58 \u2013 C++\u3067\u306e\u6761\u4ef6\u5206\u5c90\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">if\u6587\u306e\u57fa\u672c\u69cb\u6587\u3068\u52d5\u4f5c\u539f\u7406<\/h3>\n\n\n\n<p>C++\u306b\u304a\u3051\u308bif\u6587\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u6d41\u308c\u3092\u6761\u4ef6\u306b\u3088\u3063\u3066\u5236\u5fa1\u3059\u308b\u57fa\u672c\u7684\u306a\u5236\u5fa1\u69cb\u6587\u3067\u3059\u3002\u6700\u3082\u5358\u7d14\u306a\u5f62\u5f0f\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">if (\u6761\u4ef6\u5f0f) {\n    \/\/ \u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\u306b\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\n}<\/pre>\n\n\n\n<p>\u6761\u4ef6\u5f0f\u304c<code>true<\/code>\u3068\u8a55\u4fa1\u3055\u308c\u305f\u5834\u5408\u306e\u307f\u3001\u6ce2\u62ec\u5f27\u5185\u306e\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u5177\u4f53\u7684\u306a\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">int age = 20;\nif (age &gt;= 18) {\n    std::cout &lt;&lt; \"\u6210\u4eba\u3067\u3059\" &lt;&lt; std::endl;  \/\/ age\u304c18\u4ee5\u4e0a\u306a\u306e\u3067\u3001\u3053\u306e\u884c\u304c\u5b9f\u884c\u3055\u308c\u308b\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">\u6761\u4ef6\u5f0f\u306e\u66f8\u304d\u65b9\u3068\u771f\u507d\u5024\u306e\u8a55\u4fa1\u65b9\u6cd5<\/h3>\n\n\n\n<p>C++\u3067\u306e\u6761\u4ef6\u5f0f\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u65b9\u6cd5\u3067\u8a18\u8ff0\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6bd4\u8f03\u6f14\u7b97\u5b50\u306e\u4f7f\u7528<\/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=\"\">int value = 10;\nif (value &gt; 0) {      \/\/ \u5927\u306a\u308a\nif (value &lt; 20) {     \/\/ \u5c0f\u306a\u308a\nif (value &gt;= 10) {    \/\/ \u4ee5\u4e0a\nif (value &lt;= 10) {    \/\/ \u4ee5\u4e0b\nif (value == 10) {    \/\/ \u7b49\u3057\u3044\nif (value != 5) {     \/\/ \u7b49\u3057\u304f\u306a\u3044<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u8ad6\u7406\u6f14\u7b97\u5b50\u306e\u4f7f\u7528<\/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=\"\">bool isAdult = true;\nbool hasLicense = false;\n\n\/\/ AND\u6f14\u7b97\u5b50\uff08&amp;&amp;\uff09- \u4e21\u65b9\u306e\u6761\u4ef6\u304c\u771f\nif (isAdult &amp;&amp; hasLicense) {\n    std::cout &lt;&lt; \"\u904b\u8ee2\u3067\u304d\u307e\u3059\" &lt;&lt; std::endl;\n}\n\n\/\/ OR\u6f14\u7b97\u5b50\uff08||\uff09- \u3069\u3061\u3089\u304b\u306e\u6761\u4ef6\u304c\u771f\nif (isAdult || hasLicense) {\n    std::cout &lt;&lt; \"\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u307e\u3059\" &lt;&lt; std::endl;\n}\n\n\/\/ NOT\u6f14\u7b97\u5b50\uff08!\uff09- \u6761\u4ef6\u306e\u5426\u5b9a\nif (!hasLicense) {\n    std::cout &lt;&lt; \"\u30e9\u30a4\u30bb\u30f3\u30b9\u304c\u3042\u308a\u307e\u305b\u3093\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">\u6ce2\u62ec\u5f27\u306e\u5f79\u5272\u3068\u30b9\u30b3\u30fc\u30d7\u306e\u6982\u5ff5<\/h3>\n\n\n\n<p>\u6ce2\u62ec\u5f27<code>{}<\/code>\u306f\u3001if\u6587\u306e\u30d6\u30ed\u30c3\u30af\u3092\u5b9a\u7fa9\u3057\u3001\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u3092\u5236\u5fa1\u3059\u308b\u91cd\u8981\u306a\u5f79\u5272\u3092\u6301\u3061\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d6\u30ed\u30c3\u30af\u306e\u7bc4\u56f2\u5b9a\u7fa9<\/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=\"\">if (true) {\n    int x = 10;       \/\/ \u3053\u306ex\u306f\u30d6\u30ed\u30c3\u30af\u5185\u3067\u306e\u307f\u6709\u52b9\n    std::cout &lt;&lt; x &lt;&lt; std::endl;\n}\n\/\/ \u3053\u3053\u3067\u306fx\u306f\u4f7f\u7528\u3067\u304d\u306a\u3044\uff08\u30b9\u30b3\u30fc\u30d7\u5916\uff09<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u5358\u4e00\u6587\u306e\u5834\u5408\u306e\u6ce2\u62ec\u5f27\u7701\u7565<\/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=\"\">if (condition)\n    singleStatement();  \/\/ \u6ce2\u62ec\u5f27\u7701\u7565\u53ef\u80fd\uff08\u305f\u3060\u3057\u63a8\u5968\u3055\u308c\u306a\u3044\uff09\n\n\/\/ \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3053\u3068\u3092\u63a8\u5968\nif (condition) {\n    singleStatement();\n}<\/pre>\n\n\n\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6ce2\u62ec\u5f27\u3092\u7701\u7565\u3059\u308b\u3068\u3001\u76f4\u5f8c\u306e1\u6587\u306e\u307f\u304cif\u6587\u306e\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059<\/li>\n\n\n\n<li>\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u306e\u305f\u3081\u306b\u3001\u6ce2\u62ec\u5f27\u306e\u4f7f\u7528\u3092\u63a8\u5968\u3057\u307e\u3059<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30f3\u30c8\u3092\u9069\u5207\u306b\u4f7f\u7528\u3057\u3001\u30b3\u30fc\u30c9\u306e\u69cb\u9020\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u3057\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u30b3\u30fc\u30c9\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=\"\">#include &lt;iostream&gt;\n\nint main() {\n    int score = 85;\n\n    \/\/ \u8907\u6570\u306e\u6761\u4ef6\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u4f8b\n    if (score &gt;= 0 &amp;&amp; score &lt;= 100) {\n        std::cout &lt;&lt; \"\u6709\u52b9\u306a\u30b9\u30b3\u30a2\u3067\u3059\" &lt;&lt; std::endl;\n\n        \/\/ \u30ed\u30fc\u30ab\u30eb\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u4f8b\n        std::string grade;\n        if (score &gt;= 80) {\n            grade = \"A\";\n            std::cout &lt;&lt; \"\u7d20\u6674\u3089\u3057\u3044\u6210\u7e3e\u3067\u3059\" &lt;&lt; std::endl;\n        }\n\n        std::cout &lt;&lt; \"\u3042\u306a\u305f\u306e\u6210\u7e3e\u306f: \" &lt;&lt; grade &lt;&lt; std::endl;\n    }\n\n    return 0;\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30b9\u30b3\u30a2\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af\u3001\u6210\u7e3e\u306e\u5224\u5b9a\u3001\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u306a\u3069\u3001if\u6587\u306e\u57fa\u672c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">if-else\u306b\u3088\u308b\u6761\u4ef6\u5206\u5c90\u306e\u8a73\u7d30<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">else\u7bc0\u3092\u4f7f\u7528\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5206\u5c90\u5236\u5fa1<\/h3>\n\n\n\n<p>if-else\u6587\u306f\u3001\u6761\u4ef6\u304c\u6210\u7acb\u3057\u306a\u3044\u5834\u5408\u306e\u51e6\u7406\u3092\u660e\u793a\u7684\u306b\u8a18\u8ff0\u3067\u304d\u308b\u5236\u5fa1\u69cb\u6587\u3067\u3059\u3002\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">if (\u6761\u4ef6\u5f0f) {\n    \/\/ \u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n} else {\n    \/\/ \u6761\u4ef6\u304c\u507d\u306e\u5834\u5408\u306e\u51e6\u7406\n}<\/pre>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\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=\"\">#include &lt;iostream&gt;\n\nvoid checkEvenOdd(int number) {\n    if (number % 2 == 0) {\n        std::cout &lt;&lt; number &lt;&lt; \"\u306f\u5076\u6570\u3067\u3059\" &lt;&lt; std::endl;\n    } else {\n        std::cout &lt;&lt; number &lt;&lt; \"\u306f\u5947\u6570\u3067\u3059\" &lt;&lt; std::endl;\n    }\n}\n\n\/\/ \u5e74\u9f62\u306b\u3088\u308b\u6599\u91d1\u5224\u5b9a\u306e\u4f8b\nint calculateFee(int age) {\n    if (age &lt; 6) {\n        return 0;           \/\/ 6\u6b73\u672a\u6e80\u306f\u7121\u6599\n    } else {\n        return 1000;        \/\/ 6\u6b73\u4ee5\u4e0a\u306f1000\u5186\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">else if\u7bc0\u306b\u3088\u308b\u8907\u6570\u6761\u4ef6\u306e\u53d6\u308a\u6271\u3044<\/h3>\n\n\n\n<p>\u8907\u6570\u306e\u6761\u4ef6\u3092\u9806\u6b21\u5224\u5b9a\u3059\u308b\u5834\u5408\u3001else if\u7bc0\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">if (\u6761\u4ef61) {\n    \/\/ \u6761\u4ef61\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n} else if (\u6761\u4ef62) {\n    \/\/ \u6761\u4ef62\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n} else if (\u6761\u4ef63) {\n    \/\/ \u6761\u4ef63\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n} else {\n    \/\/ \u3044\u305a\u308c\u306e\u6761\u4ef6\u3082\u507d\u306e\u5834\u5408\u306e\u51e6\u7406\n}<\/pre>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u5b9f\u88c5\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=\"\">#include &lt;iostream&gt;\n#include &lt;string&gt;\n\nstd::string determineGrade(int score) {\n    if (score &gt;= 90) {\n        return \"A+\";\n    } else if (score &gt;= 80) {\n        return \"A\";\n    } else if (score &gt;= 70) {\n        return \"B\";\n    } else if (score &gt;= 60) {\n        return \"C\";\n    } else {\n        return \"F\";\n    }\n}\n\n\/\/ \u5b63\u7bc0\u5224\u5b9a\u306e\u4f8b\nstd::string determineSeason(int month) {\n    if (month &gt;= 3 &amp;&amp; month &lt;= 5) {\n        return \"\u6625\";\n    } else if (month &gt;= 6 &amp;&amp; month &lt;= 8) {\n        return \"\u590f\";\n    } else if (month &gt;= 9 &amp;&amp; month &lt;= 11) {\n        return \"\u79cb\";\n    } else if (month == 12 || month == 1 || month == 2) {\n        return \"\u51ac\";\n    } else {\n        return \"\u7121\u52b9\u306a\u6708\";\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u6761\u4ef6\u5206\u5c90\u306e\u30cd\u30b9\u30c8\u5316\u3068\u305d\u306e\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<p>if\u6587\u306e\u4e2d\u306b\u5225\u306eif\u6587\u3092\u5165\u308c\u5b50\u306b\u3059\u308b\u3053\u3068\u3092\u300c\u30cd\u30b9\u30c8\u5316\u300d\u3068\u547c\u3073\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=\"\">if (\u5916\u90e8\u6761\u4ef6) {\n    if (\u5185\u90e8\u6761\u4ef61) {\n        \/\/ \u4e21\u65b9\u306e\u6761\u4ef6\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n    } else {\n        \/\/ \u5916\u90e8\u6761\u4ef6\u306e\u307f\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n    }\n} else {\n    if (\u5185\u90e8\u6761\u4ef62) {\n        \/\/ \u5916\u90e8\u6761\u4ef6\u304c\u507d\u3067\u5185\u90e8\u6761\u4ef62\u304c\u771f\u306e\u5834\u5408\u306e\u51e6\u7406\n    } else {\n        \/\/ \u4e21\u65b9\u306e\u6761\u4ef6\u304c\u507d\u306e\u5834\u5408\u306e\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u30cd\u30b9\u30c8\u5316\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=\"\">#include &lt;iostream&gt;\n\nvoid processOrder(bool isPremiumUser, double orderAmount) {\n    if (isPremiumUser) {\n        if (orderAmount &gt;= 10000) {\n            std::cout &lt;&lt; \"10%\u5272\u5f15\u9069\u7528\" &lt;&lt; std::endl;\n            orderAmount *= 0.9;\n        } else {\n            std::cout &lt;&lt; \"5%\u5272\u5f15\u9069\u7528\" &lt;&lt; std::endl;\n            orderAmount *= 0.95;\n        }\n    } else {\n        if (orderAmount &gt;= 15000) {\n            std::cout &lt;&lt; \"5%\u5272\u5f15\u9069\u7528\" &lt;&lt; std::endl;\n            orderAmount *= 0.95;\n        }\n    }\n    std::cout &lt;&lt; \"\u6700\u7d42\u91d1\u984d: \" &lt;&lt; orderAmount &lt;&lt; \"\u5186\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<p>\u30cd\u30b9\u30c8\u5316\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30cd\u30b9\u30c8\u306f3\u5c64\u4ee5\u4e0a\u306b\u6df1\u304f\u3057\u306a\u3044\uff08\u53ef\u8aad\u6027\u304c\u8457\u3057\u304f\u4f4e\u4e0b\u3059\u308b\uff09<\/li>\n\n\n\n<li>\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u30d1\u30bf\u30fc\u30f3\u3092\u691c\u8a0e\u3059\u308b<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u6761\u4ef6\u306f\u95a2\u6570\u3068\u3057\u3066\u5206\u96e2\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6539\u5584\u4f8b\uff08\u30cd\u30b9\u30c8\u3092\u6e1b\u3089\u3057\u305f\u7248\uff09\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=\"\">double calculateDiscount(bool isPremiumUser, double orderAmount) {\n    if (isPremiumUser &amp;&amp; orderAmount &gt;= 10000) {\n        return 0.1;  \/\/ 10%\u5272\u5f15\n    }\n    if ((isPremiumUser &amp;&amp; orderAmount &gt;= 0) || orderAmount &gt;= 15000) {\n        return 0.05;  \/\/ 5%\u5272\u5f15\n    }\n    return 0.0;  \/\/ \u5272\u5f15\u306a\u3057\n}\n\nvoid processOrderImproved(bool isPremiumUser, double orderAmount) {\n    double discount = calculateDiscount(isPremiumUser, orderAmount);\n    if (discount &gt; 0) {\n        std::cout &lt;&lt; (discount * 100) &lt;&lt; \"%\u5272\u5f15\u9069\u7528\" &lt;&lt; std::endl;\n        orderAmount *= (1 - discount);\n    }\n    std::cout &lt;&lt; \"\u6700\u7d42\u91d1\u984d: \" &lt;&lt; orderAmount &lt;&lt; \"\u5186\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u6539\u5584\u7248\u3067\u306f\u3001\u5272\u5f15\u8a08\u7b97\u306e\u30ed\u30b8\u30c3\u30af\u3092\u5225\u95a2\u6570\u306b\u5206\u96e2\u3057\u3001\u30cd\u30b9\u30c8\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u5b9f\u8df5\u7684\u306aif\u6587\u306e\u4f7f\u7528\u30d1\u30bf\u30fc\u30f3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u30b3\u30fc\u30c9\u7c21\u7565\u5316<\/h3>\n\n\n\n<p>\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u5834\u5408\u306b\u65e9\u671f\u306b\u95a2\u6570\u304b\u3089\u629c\u3051\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u624b\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=\"\">\/\/ \u5f93\u6765\u306e\u65b9\u6cd5\nbool processUser(const User&amp; user) {\n    if (user.isValid()) {\n        if (user.hasPermission()) {\n            if (user.isActive()) {\n                \/\/ \u30e1\u30a4\u30f3\u51e6\u7406\n                performOperation();\n                return true;\n            }\n        }\n    }\n    return false;\n}\n\n\/\/ \u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u30d1\u30bf\u30fc\u30f3\nbool processUserImproved(const User&amp; user) {\n    if (!user.isValid()) return false;\n    if (!user.hasPermission()) return false;\n    if (!user.isActive()) return false;\n\n    \/\/ \u30e1\u30a4\u30f3\u51e6\u7406\n    performOperation();\n    return true;\n}<\/pre>\n\n\n\n<p>\u5229\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cd\u30b9\u30c8\u304c\u6e1b\u5c11\u3057\u3001\u53ef\u8aad\u6027\u304c\u5411\u4e0a<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30b1\u30fc\u30b9\u306e\u51e6\u7406\u304c\u660e\u78ba<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u304c\u5bb9\u6613<\/li>\n<\/ul>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u4f8b\uff1a\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u3067\u306e\u4f7f\u7528<\/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=\"\">bool saveDocument(const std::string&amp; filename, const Document&amp; doc) {\n    \/\/ \u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u3067\u524d\u63d0\u6761\u4ef6\u3092\u30c1\u30a7\u30c3\u30af\n    if (filename.empty()) {\n        std::cerr &lt;&lt; \"\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093\" &lt;&lt; std::endl;\n        return false;\n    }\n\n    if (doc.isEmpty()) {\n        std::cerr &lt;&lt; \"\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u7a7a\u3067\u3059\" &lt;&lt; std::endl;\n        return false;\n    }\n\n    \/\/ \u30e1\u30a4\u30f3\u306e\u51e6\u7406\n    try {\n        std::ofstream file(filename);\n        doc.serialize(file);\n        return true;\n    } catch (const std::exception&amp; e) {\n        std::cerr &lt;&lt; \"\u4fdd\u5b58\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n        return false;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">null\u30c1\u30a7\u30c3\u30af\u3068\u5883\u754c\u5024\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u5805\u7262\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u9069\u5207\u306a\u5165\u529b\u5024\u306e\u691c\u8a3c\u304c\u4e0d\u53ef\u6b20\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=\"\">class ArrayWrapper {\nprivate:\n    std::vector&lt;int&gt; data;\n\npublic:\n    bool setElement(size_t index, int value) {\n        \/\/ \u5883\u754c\u5024\u30c1\u30a7\u30c3\u30af\n        if (index &gt;= data.size()) {\n            std::cerr &lt;&lt; \"\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u7bc4\u56f2\u5916\u3067\u3059\" &lt;&lt; std::endl;\n            return false;\n        }\n\n        data[index] = value;\n        return true;\n    }\n\n    bool processData(const int* ptr, size_t size) {\n        \/\/ null\u30c1\u30a7\u30c3\u30af\n        if (!ptr) {\n            std::cerr &lt;&lt; \"\u7121\u52b9\u306a\u30dd\u30a4\u30f3\u30bf\u3067\u3059\" &lt;&lt; std::endl;\n            return false;\n        }\n\n        \/\/ \u5883\u754c\u5024\u30c1\u30a7\u30c3\u30af\n        if (size == 0 || size &gt; 1000000) {\n            std::cerr &lt;&lt; \"\u7121\u52b9\u306a\u30b5\u30a4\u30ba\u3067\u3059\" &lt;&lt; std::endl;\n            return false;\n        }\n\n        \/\/ \u30c7\u30fc\u30bf\u51e6\u7406\n        for (size_t i = 0; i &lt; size; ++i) {\n            data.push_back(ptr[i]);\n        }\n        return true;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u4e09\u9805\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u305f\u6761\u4ef6\u5206\u5c90\u306e\u7c21\u6f54\u5316<\/h3>\n\n\n\n<p>\u4e09\u9805\u6f14\u7b97\u5b50(<code>?:<\/code>)\u306f\u3001\u5358\u7d14\u306a\u6761\u4ef6\u5206\u5c90\u30921\u884c\u3067\u8a18\u8ff0\u3067\u304d\u308b\u4fbf\u5229\u306a\u69cb\u6587\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\u69cb\u6587\n\/\/ \u6761\u4ef6 ? \u771f\u306e\u5834\u5408\u306e\u5024 : \u507d\u306e\u5834\u5408\u306e\u5024\n\n\/\/ if\u6587\u3067\u306e\u8a18\u8ff0\nstd::string getStatus(bool isActive) {\n    if (isActive) {\n        return \"\u6709\u52b9\";\n    } else {\n        return \"\u7121\u52b9\";\n    }\n}\n\n\/\/ \u4e09\u9805\u6f14\u7b97\u5b50\u3067\u306e\u8a18\u8ff0\nstd::string getStatusTernary(bool isActive) {\n    return isActive ? \"\u6709\u52b9\" : \"\u7121\u52b9\";\n}<\/pre>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\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=\"\">class Product {\npublic:\n    double calculatePrice(bool isPremiumUser) const {\n        \/\/ \u5358\u7d14\u306a\u6761\u4ef6\u5206\u5c90\u306b\u306f\u4e09\u9805\u6f14\u7b97\u5b50\u304c\u9069\u3057\u3066\u3044\u308b\n        double basePrice = quantity * unitPrice;\n        double discount = isPremiumUser ? 0.1 : 0.05;\n        return basePrice * (1.0 - discount);\n    }\n\n    std::string getAvailabilityStatus() const {\n        \/\/ \u8907\u6570\u306e\u6761\u4ef6\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u4f8b\n        return (stock &gt; 0) \n               ? (stock &lt; lowStockThreshold ? \"\u6b8b\u308a\u308f\u305a\u304b\" : \"\u5728\u5eab\u3042\u308a\")\n               : \"\u5728\u5eab\u5207\u308c\";\n    }\n\nprivate:\n    int stock;\n    int lowStockThreshold;\n    int quantity;\n    double unitPrice;\n};<\/pre>\n\n\n\n<p>\u4e09\u9805\u6f14\u7b97\u5b50\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8907\u96d1\u306a\u6761\u4ef6\u3084\u51e6\u7406\u306b\u306f\u4f7f\u7528\u3092\u907f\u3051\u308b<\/li>\n\n\n\n<li>\u30cd\u30b9\u30c8\u306f\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b<\/li>\n\n\n\n<li>\u53ef\u8aad\u6027\u3092\u91cd\u8996\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6539\u5584\u4f8b\uff08\u8907\u96d1\u306a\u6761\u4ef6\u306e\u5834\u5408\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u4e09\u9805\u6f14\u7b97\u5b50\u306e\u904e\u5ea6\u306a\u4f7f\u7528\uff08\u907f\u3051\u308b\u3079\u304d\uff09\nstd::string getComplexStatus(int value) {\n    return value &gt; 100 ? \"\u9ad8\" : value &gt; 50 ? \"\u4e2d\" : value &gt; 0 ? \"\u4f4e\" : \"\u7121\u52b9\";\n}\n\n\/\/ if-else\u6587\u3092\u4f7f\u7528\u3057\u305f\u660e\u78ba\u306a\u5b9f\u88c5\nstd::string getComplexStatusImproved(int value) {\n    if (value &gt; 100) return \"\u9ad8\";\n    if (value &gt; 50)  return \"\u4e2d\";\n    if (value &gt; 0)   return \"\u4f4e\";\n    return \"\u7121\u52b9\";\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u9069\u5207\u306a\u5834\u9762\u3067\u4e09\u9805\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u3092\u7c21\u6f54\u306b\u4fdd\u3061\u306a\u304c\u3089\u53ef\u8aad\u6027\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">\u30e2\u30c0\u30f3C++\u3067\u306eif\u6587\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">constexpr if\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u6761\u4ef6\u5206\u5c90<\/h3>\n\n\n\n<p>C++17\u3067\u5c0e\u5165\u3055\u308c\u305f<code>constexpr if<\/code>\u306f\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u6761\u4ef6\u5206\u5c90\u3092\u89e3\u6c7a\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e0d\u8981\u306a\u30b3\u30fc\u30c9\u306e\u751f\u6210\u3092\u9632\u304e\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nvoid processValue(const T&amp; value) {\n    \/\/ \u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u578b\u306b\u57fa\u3065\u3044\u3066\u5206\u5c90\n    if constexpr (std::is_integral_v&lt;T&gt;) {\n        \/\/ \u6574\u6570\u578b\u306e\u5834\u5408\u306e\u51e6\u7406\n        std::cout &lt;&lt; \"\u6574\u6570\u5024: \" &lt;&lt; value &lt;&lt; std::endl;\n    } else if constexpr (std::is_floating_point_v&lt;T&gt;) {\n        \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u578b\u306e\u5834\u5408\u306e\u51e6\u7406\n        std::cout &lt;&lt; \"\u6d6e\u52d5\u5c0f\u6570\u70b9\u5024: \" &lt;&lt; std::fixed &lt;&lt; value &lt;&lt; std::endl;\n    } else {\n        \/\/ \u305d\u306e\u4ed6\u306e\u578b\u306e\u5834\u5408\u306e\u51e6\u7406\n        std::cout &lt;&lt; \"\u305d\u306e\u4ed6\u306e\u578b\u306e\u5024\" &lt;&lt; std::endl;\n    }\n}\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid demonstrateConstexprIf() {\n    processValue(42);          \/\/ \u6574\u6570\u5024\n    processValue(3.14);        \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u5024\n    processValue(\"hello\");     \/\/ \u305d\u306e\u4ed6\u306e\u578b\n}<\/pre>\n\n\n\n<p>\u5229\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u5206\u5c90\u304c\u89e3\u6c7a\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u4e0d\u8981\u306a\u30b3\u30fc\u30c9\u304c\u751f\u6210\u3055\u308c\u306a\u3044<\/li>\n\n\n\n<li>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30e1\u30bf\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u304c\u7c21\u6f54\u306b\u306a\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u521d\u671f\u5316\u5f0f\u3092\u4f34\u3046if\u306e\u6d3b\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>C++17\u3067\u5c0e\u5165\u3055\u308c\u305f\u521d\u671f\u5316\u5f0f\u4ed8\u304dif\u6587\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u3092\u5236\u9650\u3057\u3001\u30b3\u30fc\u30c9\u306e\u5b89\u5168\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\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=\"\">\/\/ \u5f93\u6765\u306e\u65b9\u6cd5\nstd::map&lt;std::string, int&gt; scores;\nauto it = scores.find(\"Alice\");\nif (it != scores.end()) {\n    \/\/ iterator\u306e\u4f7f\u7528\n}\n\n\/\/ \u521d\u671f\u5316\u5f0f\u4ed8\u304dif\nif (auto it = scores.find(\"Alice\"); it != scores.end()) {\n    \/\/ iterator\u306e\u4f7f\u7528\n}  \/\/ it\u306e\u30b9\u30b3\u30fc\u30d7\u306f\u3053\u3053\u307e\u3067\n\n\/\/ \u5b9f\u8df5\u7684\u306a\u4f8b\nclass DataProcessor {\npublic:\n    bool processFile(const std::string&amp; filename) {\n        if (std::ifstream file(filename); file.is_open()) {\n            std::string line;\n            while (std::getline(file, line)) {\n                processLine(line);\n            }\n            return true;\n        }\n        return false;\n    }\n\n    bool validateData(const std::vector&lt;int&gt;&amp; data) {\n        if (size_t size = data.size(); size &gt; 0) {\n            if (double average = calculateAverage(data); average &gt; threshold_) {\n                std::cout &lt;&lt; \"\u5e73\u5747\u5024 \" &lt;&lt; average &lt;&lt; \" \u306f\u95be\u5024\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\" &lt;&lt; std::endl;\n                return false;\n            }\n            return true;\n        }\n        return false;\n    }\n\nprivate:\n    double threshold_ = 100.0;\n    void processLine(const std::string&amp; line) { \/* ... *\/ }\n    double calculateAverage(const std::vector&lt;int&gt;&amp; data) { \/* ... *\/ return 0.0; }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u69cb\u9020\u5316\u675f\u7e1b\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>C++17\u306e\u69cb\u9020\u5316\u675f\u7e1b\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u8907\u6570\u306e\u623b\u308a\u5024\u3092\u6301\u3064\u95a2\u6570\u306e\u7d50\u679c\u3092\u52b9\u7387\u7684\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=\"\">#include &lt;map&gt;\n#include &lt;string&gt;\n#include &lt;tuple&gt;\n\nclass UserManager {\npublic:\n    \/\/ \u623b\u308a\u5024\u3068\u3057\u3066\u8907\u6570\u306e\u5024\u3092\u8fd4\u3059\u95a2\u6570\n    std::tuple&lt;bool, std::string, int&gt; getUserInfo(const std::string&amp; userId) {\n        \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u53d6\u5f97\u3092\u60f3\u5b9a\n        return {true, \"Alice\", 25};\n    }\n\n    bool processUser(const std::string&amp; userId) {\n        \/\/ \u69cb\u9020\u5316\u675f\u7e1b\u3068if\u6587\u306e\u7d44\u307f\u5408\u308f\u305b\n        if (auto [success, name, age] = getUserInfo(userId); success) {\n            std::cout &lt;&lt; \"\u30e6\u30fc\u30b6\u30fc: \" &lt;&lt; name &lt;&lt; \", \u5e74\u9f62: \" &lt;&lt; age &lt;&lt; std::endl;\n            return true;\n        }\n        return false;\n    }\n\n    \/\/ map\u306e\u64cd\u4f5c\u3067\u306e\u6d3b\u7528\n    bool updateUserScore(const std::string&amp; userId, int newScore) {\n        if (auto [iter, inserted] = scores_.insert({userId, newScore}); !inserted) {\n            \/\/ \u65e2\u5b58\u306e\u30a8\u30f3\u30c8\u30ea\u304c\u3042\u308b\u5834\u5408\u306f\u66f4\u65b0\n            iter-&gt;second = newScore;\n            return false;\n        }\n        return true;\n    }\n\nprivate:\n    std::map&lt;std::string, int&gt; scores_;\n};\n\n\/\/ std::optional\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\n#include &lt;optional&gt;\n\nclass DataValidator {\npublic:\n    std::optional&lt;int&gt; parseValue(const std::string&amp; str) {\n        try {\n            return std::stoi(str);\n        } catch (...) {\n            return std::nullopt;\n        }\n    }\n\n    bool processInput(const std::string&amp; input) {\n        if (auto value = parseValue(input); value.has_value()) {\n            std::cout &lt;&lt; \"\u30d1\u30fc\u30b9\u6210\u529f: \" &lt;&lt; *value &lt;&lt; std::endl;\n            return true;\n        } else {\n            std::cout &lt;&lt; \"\u30d1\u30fc\u30b9\u5931\u6557\" &lt;&lt; std::endl;\n            return false;\n        }\n    }\n};<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30e2\u30c0\u30f3C++\u306e\u6a5f\u80fd\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5b89\u5168\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u6ce8\u610f\u3059\u3079\u304d\u70b9\u306f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>constexpr if<\/code>\u306f\u3001\u578b\u306b\u4f9d\u5b58\u3059\u308b\u5206\u5c90\u3084\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u6c7a\u5b9a\u3067\u304d\u308b\u6761\u4ef6\u306b\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u521d\u671f\u5316\u5f0f\u4ed8\u304dif\u6587\u306f\u3001\u5909\u6570\u306e\u30b9\u30b3\u30fc\u30d7\u3092\u5236\u9650\u3057\u305f\u3044\u5834\u5408\u306b\u6d3b\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u69cb\u9020\u5316\u675f\u7e1b\u306f\u3001\u8907\u6570\u306e\u623b\u308a\u5024\u3092\u6301\u3064\u95a2\u6570\u3084\u30de\u30c3\u30d7\u64cd\u4f5c\u306e\u7d50\u679c\u3092\u51e6\u7406\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u3053\u308c\u3089\u306e\u6a5f\u80fd\u306f\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u5834\u5408\u306b\u306e\u307f\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">if\u6587\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u3088\u304f\u3042\u308b\u30d0\u30b0\u3068\u9632\u6b62\u65b9\u6cd5<\/h3>\n\n\n\n<p>C++\u306eif\u6587\u4f7f\u7528\u6642\u306b\u3088\u304f\u767a\u751f\u3059\u308b\u30d0\u30b0\u3068\u305d\u306e\u9632\u6b62\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7b49\u5024\u6bd4\u8f03\u6f14\u7b97\u5b50\u306e\u8aa4\u7528<\/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=\"\">int value = 10;\n\n\/\/ \u8aa4\u3063\u305f\u4f7f\u7528\u4f8b\nif (value = 20) {  \/\/ \u4ee3\u5165\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u308b\n    std::cout &lt;&lt; \"\u3053\u306e\u6761\u4ef6\u306f\u5e38\u306b\u771f\u306b\u306a\u308a\u307e\u3059\" &lt;&lt; std::endl;\n}\n\n\/\/ \u6b63\u3057\u3044\u4f7f\u7528\u4f8b\nif (value == 20) {  \/\/ \u7b49\u5024\u6bd4\u8f03\u6f14\u7b97\u5b50\n    std::cout &lt;&lt; \"value\u304c20\u306e\u5834\u5408\u306e\u307f\u5b9f\u884c\" &lt;&lt; std::endl;\n}\n\n\/\/ \u3055\u3089\u306b\u5b89\u5168\u306a\u66f8\u304d\u65b9\uff08Yoda\u6761\u4ef6\u5f0f\uff09\nif (20 == value) {  \/\/ \u5b9a\u6570\u3092\u5de6\u5074\u306b\u7f6e\u304f\n    std::cout &lt;&lt; \"\u8aa4\u3063\u3066\u4ee3\u5165\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03<\/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=\"\">\/\/ \u5371\u967a\u306a\u6bd4\u8f03\u65b9\u6cd5\ndouble a = 0.1 + 0.2;\nif (a == 0.3) {  \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u8aa4\u5dee\u306b\u3088\u308a\u3001\u3053\u306e\u6761\u4ef6\u306f\u507d\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\n    std::cout &lt;&lt; \"\u7b49\u3057\u3044\" &lt;&lt; std::endl;\n}\n\n\/\/ \u5b89\u5168\u306a\u6bd4\u8f03\u65b9\u6cd5\nbool isAlmostEqual(double a, double b, double epsilon = 1e-10) {\n    return std::abs(a - b) &lt; epsilon;\n}\n\nif (isAlmostEqual(a, 0.3)) {\n    std::cout &lt;&lt; \"\u307b\u307c\u7b49\u3057\u3044\" &lt;&lt; std::endl;\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u7bc4\u56f2\u30c1\u30a7\u30c3\u30af\u306e\u8aa4\u308a<\/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=\"\">\/\/ \u8aa4\u3063\u305f\u7bc4\u56f2\u30c1\u30a7\u30c3\u30af\nvoid processValue(int value) {\n    if (0 &lt;= value &lt;= 100) {  \/\/ C++\u3067\u306f\u3053\u306e\u3088\u3046\u306b\u66f8\u3051\u306a\u3044\n        std::cout &lt;&lt; \"\u6709\u52b9\u306a\u5024\" &lt;&lt; std::endl;\n    }\n}\n\n\/\/ \u6b63\u3057\u3044\u7bc4\u56f2\u30c1\u30a7\u30c3\u30af\nvoid processValueCorrect(int value) {\n    if (value &gt;= 0 &amp;&amp; value &lt;= 100) {\n        std::cout &lt;&lt; \"\u6709\u52b9\u306a\u5024\" &lt;&lt; std::endl;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u6761\u4ef6\u5f0f\u306e\u66f8\u304d\u65b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u77ed\u7d61\u8a55\u4fa1\u306e\u6d3b\u7528<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DataProcessor {\npublic:\n    bool processData(const std::vector&lt;int&gt;* data) {\n        \/\/ \u52b9\u7387\u7684\u306a\u9806\u5e8f\u4ed8\u3051\uff08\u8efd\u3044\u51e6\u7406\u3092\u5148\u306b\uff09\n        if (!data || data-&gt;empty()) {  \/\/ null\u30c1\u30a7\u30c3\u30af\u3092\u5148\u306b\n            return false;\n        }\n\n        \/\/ \u8a08\u7b97\u30b3\u30b9\u30c8\u306e\u9ad8\u3044\u51e6\u7406\u3092\u5f8c\u306b\n        if (calculateAverage(*data) &gt; threshold_) {\n            return true;\n        }\n\n        return false;\n    }\n\nprivate:\n    double threshold_ = 100.0;\n    double calculateAverage(const std::vector&lt;int&gt;&amp; data) {\n        \/\/ \u91cd\u3044\u8a08\u7b97\u51e6\u7406\n        return 0.0;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u6761\u4ef6\u5f0f\u306e\u6700\u9069\u5316<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class StringProcessor {\npublic:\n    \/\/ \u975e\u52b9\u7387\u306a\u5b9f\u88c5\n    bool processStringInefficient(const std::string&amp; str) {\n        if (str.substr(0, 5) == \"prefix\" &amp;&amp; str.length() &gt; 10) {  \/\/ \u90e8\u5206\u6587\u5b57\u5217\u306e\u30b3\u30d4\u30fc\u304c\u767a\u751f\n            return true;\n        }\n        return false;\n    }\n\n    \/\/ \u52b9\u7387\u7684\u306a\u5b9f\u88c5\n    bool processStringEfficient(const std::string&amp; str) {\n        if (str.length() &gt; 10 &amp;&amp; str.compare(0, 5, \"prefix\") == 0) {  \/\/ \u9577\u3055\u30c1\u30a7\u30c3\u30af\u3092\u5148\u306b\n            return true;\n        }\n        return false;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u30c7\u30d0\u30c3\u30b0\u6642\u306b\u78ba\u8a8d\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ed\u30b0\u51fa\u529b\u3092\u6d3b\u7528\u3057\u305f\u30c7\u30d0\u30c3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DebugHelper {\npublic:\n    bool validateUserInput(const std::string&amp; input) {\n        #ifdef DEBUG\n        std::cout &lt;&lt; \"\u5165\u529b\u5024: \" &lt;&lt; input &lt;&lt; std::endl;\n        #endif\n\n        if (input.empty()) {\n            logError(\"\u7a7a\u306e\u5165\u529b\");\n            return false;\n        }\n\n        if (!isValidFormat(input)) {\n            logError(\"\u7121\u52b9\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8: \" + input);\n            return false;\n        }\n\n        return true;\n    }\n\nprivate:\n    void logError(const std::string&amp; message) {\n        #ifdef DEBUG\n        std::cerr &lt;&lt; \"\u30a8\u30e9\u30fc: \" &lt;&lt; message &lt;&lt; std::endl;\n        #endif\n    }\n\n    bool isValidFormat(const std::string&amp; input) {\n        \/\/ \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30c1\u30a7\u30c3\u30af\u30ed\u30b8\u30c3\u30af\n        return true;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528<\/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=\"\">#include &lt;cassert&gt;\n\nclass ValueValidator {\npublic:\n    void processValue(int value) {\n        \/\/ \u524d\u63d0\u6761\u4ef6\u306e\u691c\u8a3c\n        assert(value &gt;= 0 &amp;&amp; \"\u5024\u306f\u975e\u8ca0\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\");\n\n        if (value &gt; threshold_) {\n            \/\/ \u72b6\u614b\u306e\u691c\u8a3c\n            assert(isStateValid() &amp;&amp; \"\u7121\u52b9\u306a\u72b6\u614b\u3067\u3059\");\n            handleHighValue(value);\n        }\n    }\n\nprivate:\n    int threshold_ = 100;\n\n    bool isStateValid() const {\n        return true;  \/\/ \u72b6\u614b\u30c1\u30a7\u30c3\u30af\u30ed\u30b8\u30c3\u30af\n    }\n\n    void handleHighValue(int value) {\n        \/\/ \u51e6\u7406\u30ed\u30b8\u30c3\u30af\n    }\n};<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u6642\u306e\u8ffd\u52a0\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class SafeContainer {\npublic:\n    void addValue(int value) {\n        #ifdef DEBUG\n        checkInvariants();\n        #endif\n\n        values_.push_back(value);\n\n        #ifdef DEBUG\n        validateState();\n        #endif\n    }\n\nprivate:\n    std::vector&lt;int&gt; values_;\n\n    void checkInvariants() {\n        \/\/ \u30af\u30e9\u30b9\u306e\u4e0d\u5909\u6761\u4ef6\u3092\u30c1\u30a7\u30c3\u30af\n        assert(!values_.empty() || values_.capacity() &gt;= 10);\n    }\n\n    void validateState() {\n        \/\/ \u72b6\u614b\u306e\u6574\u5408\u6027\u3092\u30c1\u30a7\u30c3\u30af\n        assert(std::is_sorted(values_.begin(), values_.end()));\n    }\n};<\/pre>\n\n\n\n<p>\u30c7\u30d0\u30c3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6761\u4ef6\u5206\u5c90\u306e\u7db2\u7f85\u7684\u30c6\u30b9\u30c8<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3059\u3079\u3066\u306e\u5206\u5c90\u30d1\u30b9\u3092\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li>\u5883\u754c\u5024\u306e\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li>\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u306e\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ed\u30b0\u51fa\u529b\u306e\u6226\u7565\u7684\u914d\u7f6e<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u5224\u65ad\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u30ed\u30b0\u51fa\u529b<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u6761\u4ef6\u306e\u8a73\u7d30\u306a\u8a18\u9332<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306e\u307f\u6709\u52b9\u306a\u8a73\u7d30\u30ed\u30b0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6761\u4ef6\u8a55\u4fa1\u306e\u5b9f\u884c\u6642\u9593\u8a08\u6e2c<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u76e3\u8996<\/li>\n\n\n\n<li>\u30db\u30c3\u30c8\u30d1\u30b9\u306e\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6ce8\u610f\u70b9\u3068\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-1781","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-cpp","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1781"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1781\/revisions"}],"predecessor-version":[{"id":1782,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1781\/revisions\/1782"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}