{"id":8364,"date":"2024-05-12T10:15:23","date_gmt":"2024-05-12T01:15:23","guid":{"rendered":"https:\/\/www.prime-strategy.co.jp\/column\/?p=8364"},"modified":"2026-02-17T01:33:58","modified_gmt":"2026-02-16T16:33:58","slug":"php%e3%81%ae%e6%9c%80%e6%96%b0%e7%8a%b6%e6%b3%81%ef%bc%9aphp-8-4%e3%81%ae%e9%96%8b%e7%99%ba%e3%81%8c%e3%82%b9%e3%82%bf%e3%83%bc%e3%83%88%ef%bc%88php%e9%87%8d%e9%8e%ae%e3%81%ae%e5%bb%a3%e5%b7%9d","status":"publish","type":"post","link":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364","title":{"rendered":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09"},"content":{"rendered":"\n<p>\u203b\u672c\u30b3\u30e9\u30e0\u306f2024\u5e744\u6708\u306b\u57f7\u7b46\u3044\u305f\u3060\u3044\u305f\u30b3\u30e9\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u5185\u5bb9\u3082\u305d\u306e\u6642\u70b9\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3000\u4f8b\u5e74\u901a\u308a\u3001PHP\u306e\u958b\u767a\u3082\u3001\u79cb\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u5411\u3051\u3066\u3001\u6b21\u306e\u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3042\u308b\u30d0\u30fc\u30b8\u30e7\u30f38.4\u306e\u958b\u767a\u304c\u958b\u59cb\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4eca\u56de\u306e\u8a18\u4e8b\u3067\u306f\u3001\u5c0e\u5165\u4e88\u5b9a\u306e\u6a5f\u80fd\u306e\u4e00\u90e8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PHP_84%E3%83%AA%E3%83%AA%E3%83%BC%E3%82%B9%E3%81%AB%E5%90%91%E3%81%91%E3%81%A6\"><\/span>PHP 8.4\u30ea\u30ea\u30fc\u30b9\u306b\u5411\u3051\u3066<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u3000PHP 8.4\u306fPHP 8\u306b\u304a\u3051\u308b4\u56de\u76ee\u306e\u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u306b\u306a\u308a\u3001\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u5909\u66f4\u70b9\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3088\u308a\u4f7f\u3044\u3084\u3059\u304f\u3059\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306e\u6539\u826f\u304c\u884c\u308f\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002\u4eca\u5f8c\u3001\u30ea\u30ea\u30fc\u30b9\u306e\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u3092\u884c\u3046\u30ea\u30ea\u30fc\u30b9\u30de\u30cd\u30fc\u30b8\u30e3\u306e\u9078\u5b9a\u304c\u884c\u308f\u308c\u307e\u3059\u3002\u30ea\u30ea\u30fc\u30b9\u30de\u30cd\u30fc\u30b8\u30e3\u306f\u3001\u30d9\u30c6\u30e9\u30f3\uff11\u540d\u3068\u30eb\u30fc\u30ad\u30fc\uff12\u540d\u306e\u5408\u8a08\uff13\u540d\u304cPHP\u958b\u767a\u8005\u306b\u3088\u308b\u9078\u6319\u3067\u9078\u51fa\u3055\u308c\u307e\u3059\u3002\u9078\u6319\u306f4\u67081\u65e5\u304b\u308915\u65e5\u307e\u3067\u884c\u308f\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u5f8c\u3001\u30a2\u30eb\u30d5\u30a1\u7248\u306e\u30ea\u30ea\u30fc\u30b9\u304c6\u67086\u65e5\u304b\u3089\u884c\u308f\u308c\u30017\u670816\u65e5\u306b\u30d5\u30a3\u30fc\u30c1\u30e3\u30fc\u30d5\u30ea\u30fc\u30ba\u30017\u670818\u65e5\u304b\u3089\u30d9\u30fc\u30bf\u7248\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u30028\u670829\u65e5\u304b\u3089\u30ea\u30ea\u30fc\u30b9\u5019\u88dc\u7248\u304c2\u9031\u9593\u6bce\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3001\u9806\u8abf\u306b\u3044\u3051\u3070\u4eca\u5e74\u306e11\u670821\u65e5\u306bPHP 8.4\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>PHP 8.4\u306b\u95a2\u3059\u308b\u6a5f\u80fd\u306f\u73fe\u6642\u70b9\u3067\u672a\u78ba\u5b9a\u3067\u3059\u304c\u3001RFC\uff08\u5909\u66f4\u63d0\u6848\uff09\u3067\u3059\u3067\u306bPHP 8.4\u5411\u3051\u306e\u63d0\u6848\u304c\u63a1\u629e\u3055\u308c\u3001\u958b\u767a\u30ec\u30dd\u30b8\u30c8\u30ea\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u4e3b\u306a\u5909\u66f4\u70b9\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DOM\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306e\u5f37\u5316<ul><li>\u65b0\u3057\u3044DOM\u898f\u683c\u306b\u5bfe\u5fdc\u3057\u305f\u30af\u30e9\u30b9\u304c\u5c0e\u5165\u3055\u308c\u307e\u3059\u3002<\/li><\/ul>\n<ul class=\"wp-block-list\">\n<li>HTML5\u306e\u30d1\u30fc\u30b9\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>mbstring\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306e\u6a5f\u80fd\u5f37\u5316<ul><li>\u7a7a\u767d\u6587\u5b57\u7b49\u3092\u524a\u9664\u3059\u308bmb_trim\u3001mb_ltrim\u3001mb_rtrim\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li><\/ul>\n<ul class=\"wp-block-list\">\n<li>\u5148\u982d\u6587\u5b57\u3092\u5927\u6587\u5b57\u30fb\u5c0f\u6587\u5b57\u306b\u3059\u308bmb_ucfirst\u3001mb_lcfirst\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>HTTP\u30b3\u30f3\u30c6\u30f3\u30c4\u53d6\u5f97\u6642\u306eHTTP\u30d8\u30c3\u30c0\u53d6\u5f97\u7528\u95a2\u6570\u306e\u8ffd\u52a0\n<ul class=\"wp-block-list\">\n<li>http_get_last_response_headers\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>multipart\/form-data\u5f62\u5f0f\u306b\u304a\u3051\u308bPOST\u4ee5\u5916\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u53d6\u5f97<br>- PUT\/PATCH\u306e\u3088\u3046\u306aPOST\u4ee5\u5916\u306eHTTP\u30d5\u30a9\u30fc\u30e0\u6295\u7a3f\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>IR\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u57fa\u3065\u304f\u65b0\u3057\u3044JIT<br>- PHP 8\u3067\u8ffd\u52a0\u3055\u308c\u305fJIT\u6a5f\u80fd\u306e\u5b9f\u88c5\u304c\u4e2d\u9593\u30b3\u30fc\u30c9\u3092\u5229\u7528\u3059\u308b\u5f62\u306b\u5909\u66f4\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5909\u66f4\u70b9\u306b\u3064\u3044\u3066\u3001\u4eca\u56de\u4ee5\u964d\u7d39\u4ecb\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u306a\u304a\u3001PHP 8.4\u3067\u5c0e\u5165\u3055\u308c\u308b\u6a5f\u80fd\u306f\u307e\u3060\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u7d39\u4ecb\u3059\u308b\u5185\u5bb9\u3082\u6700\u7d42\u7684\u306a\u3082\u306e\u3068\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DOM%E3%82%A8%E3%82%AF%E3%82%B9%E3%83%86%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E5%BC%B7%E5%8C%96\"><\/span>DOM\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306e\u5f37\u5316<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>PHP\u3067\u306f\u3001\u5f93\u6765\u304b\u3089Document Object Model (DOM)\u306b\u3088\u308b\u30c7\u30fc\u30bf\u8868\u73fe\u304a\u3088\u3073\u64cd\u4f5c\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002DOM\u306f\u3001XML\u3084HTML\u6587\u66f8\u306a\u3069\u306e\u30de\u30fc\u30af\u30a2\u30c3\u30d7\u8a00\u8a9e\u3084CSS\u3092\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306eAPI\u3067\u3059\u3002\u3053\u306eAPI\u306b\u3088\u308a\u3001XML\u3084HTML\u306e\u69cb\u9020\u3092DOM\u30c4\u30ea\u30fc\u3068\u547c\u3070\u308c\u308b\u30c4\u30ea\u30fc\u69cb\u9020\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3001\u5024\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002PHP\u3067\u306f\u3001DOM \u30b3\u30a2\u30ec\u30d9\u30eb3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u59a5\u5f53\u6027\u691c\u8a3c\u3082\u53ef\u80fd\u3067\u3059\u3002\u73fe\u5728\u3001HTML\u304a\u3088\u3073DOM\u306e\u4ed5\u69d8\u306f\u3001Living Standard\u3068\u3057\u3066Web Hypertext Application Technology Working Group (WHATWG)\u306b\u3088\u308a\u7ba1\u7406\u3055\u308c\u3066\u3044\u307e\u3059\u3002HTML\u304cHTML5\u3068\u306a\u308a\u3001\u95a2\u9023\u3059\u308bDOM\u306e\u4ed5\u69d8\u3082\u968f\u6642\u6539\u8a02\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001PHP\u306eDOM\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u3067\u306f\u6b8b\u5ff5\u306a\u304c\u3089\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u73fe\u5728\u3067\u306f\u3001Google Chrome\u3001Edge\u306a\u3069\u306e\u4e3b\u8981\u306aWeb\u30d6\u30e9\u30a6\u30b6\u306b\u304a\u3044\u3066HTML5\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u304a\u308a\u3001DOM\u306b\u304a\u3051\u308b\u30b5\u30dd\u30fc\u30c8\u3082\u5fc5\u8981\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000PHP 8.4\u3067\u306f\u3001DOM\u3092\u6271\u3046\u65b0\u305f\u306a\u30af\u30e9\u30b9\u3068\u3057\u3066 DOM\\Document\u3001DOM\\XMLDocument\u3001DOM\\HTMLDocument \u304c\u5c0e\u5165\u3055\u308c\u307e\u3059\u3002\u5f93\u6765\u306eDOMDocument\u30af\u30e9\u30b9\u306f\u5f15\u304d\u7d9a\u304d\u5229\u7528\u53ef\u80fd\u3067\u3059\u304c\u3001\u65b0\u3057\u3044\u30af\u30e9\u30b9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001HTML5\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u3084\u51fa\u529b\u306a\u3069\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002importLegacyNode\u30e1\u30bd\u30c3\u30c9\u306b\u3088\u308a\u3001\u5f93\u6765\u306eDOM\u30ce\u30fc\u30c9\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3067\u306f\u3001HTML5\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u3068\u66f4\u65b0\u3092DOM API\u306b\u3088\u308a\u5b9f\u884c\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u3001\u4ee5\u4e0b\u306b\u793a\u3059HTML5\u5f62\u5f0f\u306e\u7c21\u5358\u306a\u30d5\u30a1\u30a4\u30eb\uff08sample.html\uff09\u3092\u7528\u610f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!DOCTYPE html&gt;&lt;html lang=\"ja\"&gt;&lt;head&gt;\n&nbsp;&lt;meta charset=\"UTF-8\"&gt;\n&nbsp;&lt;title&gt;\u30b5\u30a4\u30c8\u306e\u30bf\u30a4\u30c8\u30eb&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n&lt;div id=\"id1\"&gt;\u30b5\u30a4\u30c8\u306e\u672c\u6587&lt;\/div&gt;\n&lt;\/body&gt;&lt;\/html&gt;<\/code><\/pre>\n\n\n\n<p>\u3000PHP 8.4\u306e\u958b\u767a\u7248\u3067\u4ee5\u4e0b\u306ePHP\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$document = \\DOM\\HTMLDocument::createFromFile('sample.html');\n$document-&gt;getElementsByTagName('title')-&gt;item(0)-&gt;textContent\n= '\u5909\u66f4\u5f8c\u306e\u30bf\u30a4\u30c8\u30eb';\n$document-&gt;getElementById('id1')-&gt;textContent = '\u5909\u66f4\u5f8c\u306e\u30b3\u30f3\u30c6\u30f3\u30c4';\n$document-&gt;getElementById('id1')-&gt;setAttribute('attr', 'value');\n$document-&gt;saveHTMLFile('revised.html');<\/code><\/pre>\n\n\n\n<p>\u30002\u884c\u76ee\u3067\u3001HTMLDocument\u30af\u30e9\u30b9\u306e\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30e1\u30bd\u30c3\u30c9createFromFile\u306b\u3088\u308a\u65e2\u5b58\u306eHTML5\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002HTML5\u30d5\u30a1\u30a4\u30eb\u3092DOM API\u306b\u3088\u308a\u4e00\u304b\u3089\u4f5c\u6210\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u304c\u3001\u624b\u9593\u3092\u8003\u3048\u308b\u3068\u901a\u5e38\u306f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u7528\u610f\u3057\u3066DOM\u30c4\u30ea\u30fc\u3068\u3057\u3066\u8aad\u307f\u8fbc\u3093\u3060\u3046\u3048\u3067\u5fc5\u8981\u306a\u90e8\u5206\u306e\u307f\u66f4\u65b0\u3059\u308b\u624b\u6cd5\u304c\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u6b21\u306b\uff14\u884c\u76ee\u3067getElementsByTagName\u306b\u3088\u308a\u30bf\u30a4\u30c8\u30eb\uff08title\uff09\u306e\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001HTML\u30d5\u30a1\u30a4\u30eb\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u66f4\u306b\u30016\u884c\u76ee\u3067\u3001id\u304cid1\u306e\u8981\u7d20\u3092\u53d6\u5f97\u3057\u3001\u5185\u5bb9\u3092\u66f8\u304d\u63db\u3048\u307e\u3059\u3002\u307e\u305f\u3001setAttribute\u306b\u3088\u308a\u3001\u5c5e\u6027\uff08attr\uff09\u3068\u305d\u306e\u5024\uff08value\uff09\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001saveHTMLFile\u30e1\u30bd\u30c3\u30c9\u3067HTML\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306eHTML5\u5f62\u5f0f\u306e\u30d5\u30a1\u30a4\u30eb\uff08revised.html\uff09\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!DOCTYPE html&gt;&lt;html lang=\"ja\"&gt;&lt;head&gt;\n&nbsp;&lt;meta charset=\"UTF-8\"&gt;\n&nbsp;&lt;title&gt;\u5909\u66f4\u5f8c\u306e\u30bf\u30a4\u30c8\u30eb&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n&lt;div id=\"id1\" attr=\"value\"&gt;\u5909\u66f4\u5f8c\u306e\u30b3\u30f3\u30c6\u30f3\u30c4&lt;\/div&gt;\n&lt;\/body&gt;&lt;\/html&gt;<\/code><\/pre>\n\n\n\n<p>\u3000HTML\u30d5\u30a1\u30a4\u30eb\u306e\u30bf\u30a4\u30c8\u30eb\u304a\u3088\u3073id\u304cid1\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u66f4\u65b0\u3055\u308c\u3001\u5c5e\u6027\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002W3Techs\u306b\u3088\u308b\u3068\u3001Web\u30b5\u30a4\u30c8\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u308bHTML\u306e97%\u304cHTML5\u3068\u306a\u3063\u3066\u304a\u308a\u3001PHP 8.4\u3067\u5c0e\u5165\u3055\u308c\u308b\u65b0\u305f\u306aDOM API\u306b\u3088\u308aHTML5\u3092\u30d1\u30fc\u30b9\u3001\u751f\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"mbstring%E3%82%A8%E3%82%AF%E3%82%B9%E3%83%86%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E6%A9%9F%E8%83%BD%E5%BC%B7%E5%8C%96\"><\/span>mbstring\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306e\u6a5f\u80fd\u5f37\u5316<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3092\u6271\u3046mbstring\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u6709\u7528\u306a\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6587\u5b57\u5217\u306e\u5148\u982d\u3068\u672b\u5c3e\u304b\u3089\u4f59\u8a08\u306a\u7a7a\u767d\u6587\u5b57\u3092\u524a\u9664\u3059\u308btrim\u95a2\u6570\u306e\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5bfe\u5fdc\u7248\u3068\u3057\u3066\u3001mb_trim\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u6587\u5b57\u5217\u306e\u5148\u982d\u3001\u672b\u5c3e\u306e\u3069\u3061\u3089\u304b\u306e\u307f\u306e\u7a7a\u767d\u6587\u5b57\u3092\u524a\u9664\u3059\u308bmb_ltrim\u3001mb_rtrim\u95a2\u6570\u3082\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6587\u5b57\u5217\u306e\u5148\u982d\u3092\u5927\u6587\u5b57\u307e\u305f\u306f\u5c0f\u6587\u5b57\u306b\u3059\u308b\u95a2\u6570\uff08ucfirst\u304a\u3088\u3073lcfirst\uff09\u306e\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5bfe\u5fdc\u7248\u3068\u3057\u3066\u3001mb_ucfirst\u3001mb_lcfirst\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>PHP\u6a19\u6e96\u306etrim\u95a2\u6570\u306f\u3001\u7a7a\u767d\u306b\u52a0\u3048\u3066\u3001\u30bf\u30d6\u3084\u6539\u884c\u6587\u5b57\u306a\u3069\u3092\u53d6\u308a\u9664\u304d\u307e\u3059\u3002trim\u95a2\u6570\u306f\u30b7\u30f3\u30b0\u30eb\u30d0\u30a4\u30c8\u6587\u5b57\u306b\u306e\u307f\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u306e\u305f\u3081\u3001\u5f93\u6765\u306f\u3001mb_convert_kana($str, \u201cs\u201d, \u201cUTF-8\u201d) \u306e\u3088\u3046\u306b mb_convert_kana\u95a2\u6570\u3092\u7528\u3044\u3066\u3001\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u306b\u5909\u63db\u3057\u305f\u5f8c\u3067\u3001trim\u95a2\u6570\u3092\u9069\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$str = '\u3000\u3042';\nvar_dump(trim($str, '\u3000')); &nbsp;\/\/ \u6587\u5b57\u5316\u3051\nvar_dump(trim(mb_convert_kana($str,\"s\"))); \/\/ '\u3042'<\/code><\/pre>\n\n\n\n<p>2\u884c\u76ee\u306e\u6587\u5b57\u5217\u306f\u5148\u982d\u306b\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6587\u5b57\u5217\u306btrim\u95a2\u6570\u3092\u9069\u7528\u3057\u3001\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u7b2c\u4e8c\u5f15\u6570\u306b\u6307\u5b9a\u3057\u3066\u524a\u9664\u3059\u308b\u3068\u3001\u30b7\u30f3\u30b0\u30eb\u30d0\u30a4\u30c8\u6587\u5b57\u3068\u3057\u3066\u51e6\u7406\u3055\u308c\u308b\u305f\u3081\u3001\u6587\u5b57\u5217\u304c\u7834\u58ca\u3055\u308c\u3066\u3001\u6587\u5b57\u5316\u3051\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u30024\u884c\u76ee\u3067\u306f\u3001mb_convert_kana\u306b\u3088\u308a\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u306b\u5909\u63db\u3057\u305f\u5f8c\u3067trim\u95a2\u6570\u3092\u9069\u7528\u3057\u3066\u304a\u308a\u3001\u610f\u56f3\u3057\u305f\u3068\u304a\u308a\u306b\u5148\u982d\u306e\u7a7a\u767d\u6587\u5b57\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002PHP 8.4\u304b\u3089\u65b0\u305f\u306b\u5c0e\u5165\u3055\u308c\u308bmb_trim\u95a2\u6570\u3092\u7528\u3044\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7c21\u5358\u306b\u5168\u89d2\u7a7a\u767d\u6587\u5b57\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$str = '\u3000\u3042';\nvar_dump(mb_trim($str, '\u3000')); &nbsp;\/\/ '\u3042'\nvar_dump(mb_trim($str)); \/\/ '\u3042'<\/code><\/pre>\n\n\n\n<p>\u6b21\u306b\u3001\u6587\u5b57\u5217\u306e\u5148\u982d\u6587\u5b57\u3092\u5927\u6587\u5b57\uff08\u307e\u305f\u306f\u5c0f\u6587\u5b57\uff09\u306b\u3059\u308bucfirst\uff08lcfirst\uff09\u95a2\u6570\u306e\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5bfe\u5fdc\u7248\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002ucfirst\u95a2\u6570\u306f\u30b7\u30f3\u30b0\u30eb\u30d0\u30a4\u30c8\u6587\u5b57\u306b\u306e\u307f\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3092\u5165\u529b\u3057\u3066\u3082\u6587\u5b57\u5217\u306f\u5909\u66f4\u3055\u308c\u307e\u305b\u3093\u3002\u4ee5\u4e0b\u306b\u7c21\u5358\u306a\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\nvar_dump(ucfirst('hello')); &nbsp; &nbsp; \/\/ 'Hello'\nvar_dump(ucfirst('\uff48\uff45\uff4c\uff4c\uff4f')); &nbsp; &nbsp; &nbsp;\/\/ '\uff48\uff45\uff4c\uff4c\uff4f'<\/code><\/pre>\n\n\n\n<p>\u3000\u30b7\u30f3\u30b0\u30eb\u30d0\u30a4\u30c8\u6587\u5b57\u5217\uff08hello\uff09\u306f\u5148\u982d\u304c\u5927\u6587\u5b57\u306b\u5909\u63db\uff08Hello\uff09\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u5217\uff08\uff48\uff45\uff4c\uff4c\uff4f\uff09\u306f\u5909\u63db\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u6b21\u306bPHP 8.4\u3067\u65b0\u305f\u306b\u5c0e\u5165\u3055\u308c\u308b mb_ucfirst \u95a2\u6570\u3092\u5229\u7528\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\nvar_dump(mb_ucfirst('\uff48\uff45\uff4c\uff4c\uff4f')); &nbsp; \/\/ '\uff28\uff45\uff4c\uff4c\uff4f'<\/code><\/pre>\n\n\n\n<p>\u51fa\u529b\u306f\u300c\uff28\uff45\uff4c\uff4c\uff4f\u300d\u3068\u306a\u308a\u3001\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u306b\u304a\u3044\u3066\u3082\u6b63\u3057\u304f\u5148\u982d\u6587\u5b57\u304c\u5927\u6587\u5b57\u306b\u5909\u63db\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u5f93\u6765\u3001\u3053\u306e\u3088\u3046\u306a\u51e6\u7406\u306f\u5148\u982d\u6587\u5b57\u3092\u5207\u308a\u51fa\u3057\u3066\u5909\u63db\u3059\u308b\u3088\u3046\u306a\u7169\u96d1\u306a\u51e6\u7406\u304c\u5fc5\u8981\u3067\u3057\u305f\u304c\u3001mb_ucfirst\u95a2\u6570\u306e\u5c0e\u5165\u306b\u3088\u308a\u7c21\u5358\u306b\u5909\u63db\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4eca\u56de\u306f\u300111\u6708\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u5411\u3051\u3066\u958b\u767a\u304c\u958b\u59cb\u3055\u308c\u305fPHP 8.4\u306b\u304a\u3051\u308b\u5909\u66f4\u70b9\u306e\u4e00\u90e8\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002DOM API\u304cHTML5\u306b\u5bfe\u5fdc\u3057\u3001\u7a7a\u767d\u6587\u5b57\u306e\u524a\u9664\u3084\u5148\u982d\u6587\u5b57\u306e\u5909\u63db\u3092\u884c\u3046\u95a2\u6570\u304c\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u5bfe\u5fdc\u3068\u306a\u308b\u3053\u3068\u3067\u3001PHP\u306e\u5229\u4fbf\u6027\u304c\u5411\u4e0a\u3059\u308b\u3053\u3068\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\u3002\u6b21\u56de\u4ee5\u964d\u3082PHP 8.4\u306e\u305d\u306e\u4ed6\u306e\u5909\u66f4\u70b9\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u203b\u672c\u30b3\u30e9\u30e0\u306f2024\u5e744\u6708\u306b\u57f7\u7b46\u3044\u305f\u3060\u3044\u305f\u30b3\u30e9\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u5185\u5bb9\u3082\u305d\u306e\u6642\u70b9\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002 \u3000\u4f8b\u5e74\u901a\u308a\u3001PHP\u306e\u958b\u767a\u3082 ... <a title=\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09\" class=\"read-more\" href=\"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364\" aria-label=\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 \u306b\u3064\u3044\u3066\u3055\u3089\u306b\u8aad\u3080\">Read more<\/a><\/p>\n","protected":false},"author":14,"featured_media":1280,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[15],"tags":[110],"series":[50],"journey":[99],"product":[],"class_list":["post-8364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","tag-technical-guides","series-php-column-hiirokawa","journey-run","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-33","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column\" \/>\n<meta property=\"og:description\" content=\"\u203b\u672c\u30b3\u30e9\u30e0\u306f2024\u5e744\u6708\u306b\u57f7\u7b46\u3044\u305f\u3060\u3044\u305f\u30b3\u30e9\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u5185\u5bb9\u3082\u305d\u306e\u6642\u70b9\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002 \u3000\u4f8b\u5e74\u901a\u308a\u3001PHP\u306e\u958b\u767a\u3082 ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364\" \/>\n<meta property=\"og:site_name\" content=\"KUSANAGI Tech Column\" \/>\n<meta property=\"article:published_time\" content=\"2024-05-12T01:15:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-16T16:33:58+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif\" \/>\n\t<meta property=\"og:image:width\" content=\"650\" \/>\n\t<meta property=\"og:image:height\" content=\"330\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/gif\" \/>\n<meta name=\"author\" content=\"\u5ee3\u5ddd\u985e\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@kusanagi_saya\" \/>\n<meta name=\"twitter:site\" content=\"@kusanagi_saya\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364\"},\"author\":{\"name\":\"\u5ee3\u5ddd\u985e\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#\\\/schema\\\/person\\\/0b4d206900c4c8029f9255a76bdbf302\"},\"headline\":\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09\",\"datePublished\":\"2024-05-12T01:15:23+00:00\",\"dateModified\":\"2026-02-16T16:33:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364\"},\"wordCount\":189,\"publisher\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2017\\\/09\\\/hirokawarui.gif\",\"keywords\":[\"\u6280\u8853\u89e3\u8aac\"],\"articleSection\":[\"PHP\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364\",\"name\":\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2017\\\/09\\\/hirokawarui.gif\",\"datePublished\":\"2024-05-12T01:15:23+00:00\",\"dateModified\":\"2026-02-16T16:33:58+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#primaryimage\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2017\\\/09\\\/hirokawarui.gif\",\"contentUrl\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2017\\\/09\\\/hirokawarui.gif\",\"width\":650,\"height\":330},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_8364#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u30db\u30fc\u30e0\",\"item\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#website\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/\",\"name\":\"KUSANAGI Tech Column\",\"description\":\"\u901f\u3055\u306e\u7406\u7531\u3092\u77e5\u308b\u3002\u5b89\u5168\u306e\u4ed5\u7d44\u307f\u3092\u77e5\u308b\u3002WordPress\u904b\u7528\u306e\u300c\u306a\u305c\uff1f\u300d\u3092\u89e3\u304f\u6280\u8853\u30b3\u30e9\u30e0\",\"publisher\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#organization\",\"name\":\"KUSANAGI Tech Column\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/logo-tc.png\",\"contentUrl\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/logo-tc.png\",\"width\":716,\"height\":57,\"caption\":\"KUSANAGI Tech Column\"},\"image\":{\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/x.com\\\/kusanagi_saya\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/#\\\/schema\\\/person\\\/0b4d206900c4c8029f9255a76bdbf302\",\"name\":\"\u5ee3\u5ddd\u985e\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g\",\"caption\":\"\u5ee3\u5ddd\u985e\"},\"description\":\"1996\u5e74\u304b\u3089PHP\u3092\u4f7f\u3044\u59cb\u3081\u3001\u30de\u30cb\u30e5\u30a2\u30eb\u306e\u7ffb\u8a33\u3084\u56fd\u969b\u5316\u306a\u3069\u306e\u6d3b\u52d5\u306b\u643a\u308f\u308b\u3002 PHP\u30e6\u30fc\u30b6\u4f1a\u306e\u8a2d\u7acb\u30e1\u30f3\u30d0\u30fc\u306e\u4e00\u4eba\u3002\u8457\u66f8\u306b\u300cPHP\u5fb9\u5e95\u653b\u7565\u300d(\u30bd\u30d5\u30c8\u30d0\u30f3\u30af\u30d1\u30d6\u30ea\u30c3\u30b7\u30f3\u30b0\u520a)\u306a\u3069\u304c\u3042\u308b\u3002\",\"url\":\"https:\\\/\\\/kusanagi.tokyo\\\/column\\\/archives\\\/column_author\\\/rui-hirokawa\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364","og_locale":"ja_JP","og_type":"article","og_title":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column","og_description":"\u203b\u672c\u30b3\u30e9\u30e0\u306f2024\u5e744\u6708\u306b\u57f7\u7b46\u3044\u305f\u3060\u3044\u305f\u30b3\u30e9\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u5185\u5bb9\u3082\u305d\u306e\u6642\u70b9\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002 \u3000\u4f8b\u5e74\u901a\u308a\u3001PHP\u306e\u958b\u767a\u3082 ... Read more","og_url":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364","og_site_name":"KUSANAGI Tech Column","article_published_time":"2024-05-12T01:15:23+00:00","article_modified_time":"2026-02-16T16:33:58+00:00","og_image":[{"width":650,"height":330,"url":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif","type":"image\/gif"}],"author":"\u5ee3\u5ddd\u985e","twitter_card":"summary_large_image","twitter_creator":"@kusanagi_saya","twitter_site":"@kusanagi_saya","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#article","isPartOf":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364"},"author":{"name":"\u5ee3\u5ddd\u985e","@id":"https:\/\/kusanagi.tokyo\/column\/#\/schema\/person\/0b4d206900c4c8029f9255a76bdbf302"},"headline":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09","datePublished":"2024-05-12T01:15:23+00:00","dateModified":"2026-02-16T16:33:58+00:00","mainEntityOfPage":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364"},"wordCount":189,"publisher":{"@id":"https:\/\/kusanagi.tokyo\/column\/#organization"},"image":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#primaryimage"},"thumbnailUrl":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif","keywords":["\u6280\u8853\u89e3\u8aac"],"articleSection":["PHP"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364","url":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364","name":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09 - KUSANAGI Tech Column","isPartOf":{"@id":"https:\/\/kusanagi.tokyo\/column\/#website"},"primaryImageOfPage":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#primaryimage"},"image":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#primaryimage"},"thumbnailUrl":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif","datePublished":"2024-05-12T01:15:23+00:00","dateModified":"2026-02-16T16:33:58+00:00","breadcrumb":{"@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kusanagi.tokyo\/column\/archives\/column_8364"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#primaryimage","url":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif","contentUrl":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2017\/09\/hirokawarui.gif","width":650,"height":330},{"@type":"BreadcrumbList","@id":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8364#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u30db\u30fc\u30e0","item":"https:\/\/kusanagi.tokyo\/column"},{"@type":"ListItem","position":2,"name":"PHP\u306e\u6700\u65b0\u72b6\u6cc1\uff1aPHP 8.4\u306e\u958b\u767a\u304c\u30b9\u30bf\u30fc\u30c8\uff08PHP\u91cd\u93ae\u306e\u5ee3\u5ddd\u985e\u6c0f\u306b\u3088\u308b\u30b3\u30e9\u30e0\u7b2c34\u56de\uff09"}]},{"@type":"WebSite","@id":"https:\/\/kusanagi.tokyo\/column\/#website","url":"https:\/\/kusanagi.tokyo\/column\/","name":"KUSANAGI Tech Column","description":"\u901f\u3055\u306e\u7406\u7531\u3092\u77e5\u308b\u3002\u5b89\u5168\u306e\u4ed5\u7d44\u307f\u3092\u77e5\u308b\u3002WordPress\u904b\u7528\u306e\u300c\u306a\u305c\uff1f\u300d\u3092\u89e3\u304f\u6280\u8853\u30b3\u30e9\u30e0","publisher":{"@id":"https:\/\/kusanagi.tokyo\/column\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kusanagi.tokyo\/column\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/kusanagi.tokyo\/column\/#organization","name":"KUSANAGI Tech Column","url":"https:\/\/kusanagi.tokyo\/column\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/kusanagi.tokyo\/column\/#\/schema\/logo\/image\/","url":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/07\/logo-tc.png","contentUrl":"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/07\/logo-tc.png","width":716,"height":57,"caption":"KUSANAGI Tech Column"},"image":{"@id":"https:\/\/kusanagi.tokyo\/column\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/x.com\/kusanagi_saya"]},{"@type":"Person","@id":"https:\/\/kusanagi.tokyo\/column\/#\/schema\/person\/0b4d206900c4c8029f9255a76bdbf302","name":"\u5ee3\u5ddd\u985e","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/secure.gravatar.com\/avatar\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/88a192cce972e18e227572e6c1236571cd80a13270ed546d34b1aa87a94617dc?s=96&d=mm&r=g","caption":"\u5ee3\u5ddd\u985e"},"description":"1996\u5e74\u304b\u3089PHP\u3092\u4f7f\u3044\u59cb\u3081\u3001\u30de\u30cb\u30e5\u30a2\u30eb\u306e\u7ffb\u8a33\u3084\u56fd\u969b\u5316\u306a\u3069\u306e\u6d3b\u52d5\u306b\u643a\u308f\u308b\u3002 PHP\u30e6\u30fc\u30b6\u4f1a\u306e\u8a2d\u7acb\u30e1\u30f3\u30d0\u30fc\u306e\u4e00\u4eba\u3002\u8457\u66f8\u306b\u300cPHP\u5fb9\u5e95\u653b\u7565\u300d(\u30bd\u30d5\u30c8\u30d0\u30f3\u30af\u30d1\u30d6\u30ea\u30c3\u30b7\u30f3\u30b0\u520a)\u306a\u3069\u304c\u3042\u308b\u3002","url":"https:\/\/kusanagi.tokyo\/column\/archives\/column_author\/rui-hirokawa"}]}},"_links":{"self":[{"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/posts\/8364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/comments?post=8364"}],"version-history":[{"count":3,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/posts\/8364\/revisions"}],"predecessor-version":[{"id":8454,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/posts\/8364\/revisions\/8454"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/media\/1280"}],"wp:attachment":[{"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/media?parent=8364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/categories?post=8364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/tags?post=8364"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/series?post=8364"},{"taxonomy":"journey","embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/journey?post=8364"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/kusanagi.tokyo\/column\/wp-json\/wp\/v2\/product?post=8364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}