{"id":67411,"date":"2025-12-05T17:33:57","date_gmt":"2025-12-05T08:33:57","guid":{"rendered":"https:\/\/kinsta.com\/jp\/?p=67411&#038;preview=true&#038;preview_id=67411"},"modified":"2025-12-08T21:38:47","modified_gmt":"2025-12-08T12:38:47","slug":"php-8-5","status":"publish","type":"post","link":"https:\/\/kinsta.com\/jp\/blog\/php-8-5\/","title":{"rendered":"PHP 8.5\u306e\u65b0\u6a5f\u80fd\uff08\uff0b\u975e\u63a8\u5968\u6a5f\u80fd\u3068\u5909\u66f4\u70b9\uff09"},"content":{"rendered":"<p>\u4eca\u5e7411\u6708\u306bPHP 8.5\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u3002PHP\u306f\u3001WordPress\u3092\u4f7f\u7528\u3059\u308b\u30b5\u30a4\u30c8\u3092\u542b\u3080\u30a6\u30a7\u30d6\u306e\u5927\u90e8\u5206\u3092\u9577\u5e74\u652f\u3048\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u3088\u308a\u3001PHP\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u304c\u6bce\u5e74\u30e1\u30b8\u30e3\u30fc\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3001\u305d\u306e\u5f8c<a href=\"https:\/\/www.php.net\/supported-versions.php\">2\u5e74\u9593\u306e\u30a2\u30af\u30c6\u30a3\u30d6\u30b5\u30dd\u30fc\u30c8<\/a>\u3092\u884c\u3046\u3068\u3044\u3046\u5e74\u9593\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3078\u306e\u53d6\u308a\u7d44\u307f\u3082\u30012\u5e74\u76ee\u306b\u7a81\u5165\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>PHP 8.5\u306f\u307e\u3060\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3059\u304c\u3001Kinsta\u3067\u306f\u6bce\u5e74\u6052\u4f8b\u306e<a href=\"https:\/\/kinsta.com\/jp\/blog\/php-benchmarks\/\">PHP\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3092\u5b9f\u65bd<\/a>\u3057\u3001\u4e3b\u8981\u306aCMS\uff0f\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u305d\u306e\u6027\u80fd\u3092\u691c\u8a3c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/www.php.net\/manual\/en\/migration85.php\">PHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30d0\u30fc\u30b8\u30e7\u30f38.5\u306b\u79fb\u884c<\/a>\u3059\u308b\u4e88\u5b9a\u304c\u3042\u308b\u65b9\u306f\u3001\u307e\u305a\u306fPHP 8.5\u306e\u65b0\u6a5f\u80fd\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30b3\u30fc\u30c9\u6539\u5584\u306b\u6d3b\u7528\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u65b0\u6a5f\u80fd\u3084\u3001\u975e\u63a8\u5968\u3068\u306a\u308b\u6a5f\u80fd\u306a\u3069\u3001\u6ce8\u76ee\u3057\u305f\u3044PHP 8.5\u306e\u5909\u66f4\u70b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div><\/div><kinsta-auto-toc heading=\"Table of Contents\" exclude=\"last\" list-style=\"arrow\" selector=\"h2\" count-number=\"-1\"><\/kinsta-auto-toc>\n<h2>PHP 8.5\u306e\u65b0\u6a5f\u80fd\u3068\u6539\u5584\u70b9<\/h2>\n<p data-start=\"25\" data-end=\"169\">\u307e\u305a\u306f\u3001PHP\u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306b\u65b0\u305f\u306b\u8ffd\u52a0\u3055\u308c\u305f\u6a5f\u80fd\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5909\u66f4\u306f\u901a\u5e38\u3001\u5c06\u6765\u7684\u306bPHP\u306e\u30ea\u30ea\u30fc\u30b9\u3078\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f <a href=\"https:\/\/wiki.php.net\/rfc\">RFC\uff08Request for Comments\uff09<\/a>\u3068\u3057\u3066\u63d0\u6848\u3055\u308c\u3001\u627f\u8a8d\u3055\u308c\u308b\u3053\u3068\u3067\u5c0e\u5165\u3055\u308c\u307e\u3059\u3002<\/p>\n<div><\/div><kinsta-auto-toc list-style=\"disc\" selector=\"h3\" count-number=\"5\" sub-toc=\"true\"><\/kinsta-auto-toc>\n<h3>\u30d1\u30a4\u30d7\u6f14\u7b97\u5b50\u306b\u3088\u308b\u95a2\u6570\u547c\u3073\u51fa\u3057\u306e\u9023\u7d50<\/h3>\n<p data-start=\"20\" data-end=\"183\">\u30d1\u30a4\u30d7\u6f14\u7b97\u5b50\uff08<code class=\"language-php\"><span class=\"token operator\">|<\/span><span class=\"token operator\">&gt;<\/span><\/code>\uff09\u3092\u4f7f\u3046\u3068\u3001\u95a2\u6570\u547c\u3073\u51fa\u3057\u3092\u5de6\u304b\u3089\u53f3\u3078\u3068\u3064\u306a\u3044\u3067\u3044\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001JavaScript\u306b\u6163\u308c\u3066\u3044\u308b\u4eba\u306b\u306f\u99b4\u67d3\u307f\u306e\u3042\u308b\u66f8\u304d\u65b9\u3067\u3059\u3002\u3053\u306e\u30d1\u30a4\u30d7\u306f\u3001\u5404\u30b9\u30c6\u30c3\u30d7\u30671\u3064\u306e\u5024\u3092\u6b21\u3078\u3068\u53d7\u3051\u6e21\u3057\u306a\u304c\u3089\u51e6\u7406\u3092\u9032\u3081\u307e\u3059\u3002<\/p>\n<p data-start=\"185\" data-end=\"251\">\u3053\u308c\u307e\u3067\u306f\u3001\u540c\u69d8\u306e\u51e6\u7406\u3092\u884c\u3046\u305f\u3081\u306b\u95a2\u6570\u3092\u30cd\u30b9\u30c8\u3057\u305f\u308a\u3001\u8fd4\u308a\u5024\u3092\u6bb5\u968e\u7684\u306b\u5225\u306e\u95a2\u6570\u3078\u6e21\u3059\u3068\u3044\u3046\u65b9\u6cd5\u3092\u3068\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p data-start=\"253\" data-end=\"279\">\u4ee5\u4e0b\u306f\u3001\u30d1\u30a4\u30d7\u6f14\u7b97\u5b50\u306e\u7c21\u5358\u306a\u4f7f\u7528\u4f8b\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$text = ' New-in-php-8.4 ';\n\n$result = $text\n    |&gt; trim(...)\n    |&gt; (fn($str) =&gt; str_replace('4', '5', $str))\n    |&gt; (fn($str) =&gt; str_replace('-', ' ', $str))\n    |&gt; strtoupper(...);\n\nvar_dump($result);\n\/\/ string(14) \"NEW IN PHP 8.5\"<\/code><\/pre>\n<p data-start=\"51\" data-end=\"160\">\u306a\u304a\u3001\u4e0a\u8a18\u3067\u306f<code class=\"language-php\"><span class=\"token function\">trim<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3068<code class=\"language-php\"><span class=\"token function\">strtoupper<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306e\u547c\u3073\u51fa\u3057\u306b\u3001PHP 8.1\u3067\u5c0e\u5165\u3055\u308c\u305f<a href=\"https:\/\/kinsta.com\/blog\/php-8-1\/#firstclass-callable-syntax\">first-class callable\uff08\u7b2c\u4e00\u7d1acallable\uff09<\/a><code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token operator\">...<\/span><span class=\"token punctuation\">)<\/span><\/code>\u00a0\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-start=\"162\" data-end=\"226\">\u5148\u307b\u3069\u306e\u30d1\u30a4\u30d7\u51e6\u7406\u306f1\u884c\u306b\u3082\u3067\u304d\u307e\u3059\u304c\u3001\u3053\u306e\u6f14\u7b97\u5b50\u306e\u5927\u304d\u306a\u5229\u70b9\u306f\u53ef\u8aad\u6027\u306e\u5411\u4e0a\u3067\u3059\u3002\u307e\u305f\u3001\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u306f\u3001\u3053\u308c\u3089\u306e\u51e6\u7406\u3092\uff08\u9006\u9806\u3067\uff09\u30cd\u30b9\u30c8\u3057\u3066\u66f8\u304f\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3082\u8868\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u3088\u3046\u306b\u3082\u8868\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$text = \" New-in-php-8.4 \";\n\n$result = strtoupper(\n    str_replace(\u2018-, ' ',\n        str_replace('4', '5', \n            trim($text)\n         )\n     )\n);<\/code><\/pre>\n<p>\u3042\u308b\u3044\u306f\u3001\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u66f8\u304d\u65b9\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$text = \" New-in-php-8.4 \";\n\n$result = trim($text);\n$result = str_replace('4', '5', $result);\n$result = str_replace(\u2018-, ' ', $result);\n$result = strtoupper($result);<\/code><\/pre>\n<h3>\u65b0\u305f\u306aURI\u62e1\u5f35\u306b\u3088\u308bURL\u306e\u89e3\u6790<\/h3>\n<p data-start=\"47\" data-end=\"226\">URL\uff08\u53b3\u5bc6\u306b\u306fURI\uff09 \u306f \u30a6\u30a7\u30d6\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u306b\u6b20\u304b\u305b\u306a\u3044\u5b58\u5728\u3067\u3059\u304c\u3001PHP 4\u306e\u9803\u304b\u3089\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u00a0<code class=\"language-php\"><span class=\"token function\">parse_url<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code> \u306f\u3001\u5f62\u5f0f\u306e\u5d29\u308c\u305f\u5165\u529b\u306b\u5f31\u304f\u3001\u30b5\u30a4\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u64cd\u4f5c\u30fb\u691c\u8a3c\u3057\u3088\u3046\u3068\u3057\u305f\u969b\u306b\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308b\u3053\u3068\u3067\u3082\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-start=\"228\" data-end=\"329\">PHP 8.5\u3067\u306fURL \u89e3\u6790\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u3001<a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc3986\">RFC 3986<\/a>\u3068<a href=\"https:\/\/url.spec.whatwg.org\/\">WHATWG URL<\/a>\u6a19\u6e96\u3092\u305d\u308c\u305e\u308c\u30b5\u30dd\u30fc\u30c8\u3059\u308b<a href=\"https:\/\/uriparser.github.io\/\">uriparser<\/a>\u30e9\u30a4\u30d6\u30e9\u30ea\u3068<a href=\"https:\/\/lexbor.com\/\">Lexbor<\/a>\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u53d6\u308a\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-start=\"331\" data-end=\"385\">\u3053\u306e\u65b0\u3057\u3044 URI \u62e1\u5f35\u3092\u4f7f\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306b uriparser \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u547c\u3073\u51fa\u3057\u3066\u51e6\u7406\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$uri = new UriRfc3986Uri(\"https:\/\/kinsta.com\/blog\/php-8-5\/\"); \n\necho $uri-&gt;getScheme();       \/\/ https\necho $uri-&gt;getHost();         \/\/ kinsta.com\necho $uri-&gt;getPath();         \/\/ \/blog\/php-8-5<\/code><\/pre>\n<p>\u307e\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306bLexbor WHATWG URL\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$uri = new UriWagWgUrl(\"https:\/\/kinsta.com\/blog\/php-8-5\/\"); \n\necho $uri-&gt;getScheme();       \/\/ https\necho $uri-&gt;getUnicodeHost();  \/\/ kinsta.com\necho $uri-&gt;getAsciiHost();    \/\/ kinsta.com\necho $uri-&gt;getPath();         \/\/ \/blog\/php-8-5<\/code><\/pre>\n<p data-start=\"39\" data-end=\"131\">\u4e0a\u8a18\u306f\u3001\u304b\u306a\u308a\u57fa\u672c\u7684\u306a\u4f8b\u3067\u3059\u3002PHP 8.5\u306eURI\u62e1\u5f35\u304c\u5229\u7528\u3057\u3066\u3044\u308b2\u3064\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u5171\u901a\u3059\u308b\u6a5f\u80fd\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u3044\u304f\u3064\u304b\u91cd\u8981\u306a\u9055\u3044\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p data-start=\"133\" data-end=\"297\">\u5927\u304d\u306a\u9055\u3044\u306e\u3072\u3068\u3064\u306f\u3001RFC 3986\u30e9\u30a4\u30d6\u30e9\u30ea\u304c URI \u306e\u751f\u306e\uff08raw\uff09\u8868\u73fe\u3068\u6b63\u898f\u5316\u3055\u308c\u305f\u30c7\u30b3\u30fc\u30c9\u6e08\u307f\uff08normalized-decoded\uff09\u8868\u73fe\u306e\u4e21\u65b9\u3092\u6271\u3048\u308b\u70b9\u3067\u3059\u3002\u3053\u308c\u306f\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u5165\u529b\u3084\u51fa\u529b\u3092\u6271\u3046\u969b\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<p data-start=\"133\" data-end=\"297\">\u4f8b\u3048\u3070\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u306f\u3001\u4ee5\u4e0b2\u3064\u306eURI\u306f\u540c\u4e00\u306e\u3082\u306e\u3068\u3057\u3066\u6271\u308f\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/kinsta.com\/jp\/mykinsta\/\">https:\/\/kinsta.com\/mykinsta\/<\/a><\/li>\n<li><a href=\"https:\/\/kinsta.com\/jp\/mykinsta\/\">https:\/\/kinsta.com\/%6D%79%6B%69%6E%73%74%61\/<\/a><\/li>\n<\/ul>\n<p data-start=\"382\" data-end=\"540\">\u4ee5\u524d\u306ePHP\u3067\u306f\u3001\u00a0<code class=\"language-php\"><span class=\"token function\">rawurldecode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3068<code class=\"language-php\"><span class=\"token function\">rawurlencode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\uff08\u3053\u308c\u3089\u3082RFC 3986\u306b\u6e96\u62e0\uff09\u3092\u4f7f\u3063\u3066\u51e6\u7406\u3092\u59cb\u3081\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3057\u305f\u304c\u3001PHP 8.5\u3067\u306f\u3001URI\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306b\u95a2\u308f\u3089\u305a\u3001\u6700\u521d\u304b\u3089\u3059\u3079\u3066\u3092\u9069\u5207\u306b\u6271\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-start=\"542\" data-end=\"578\">\u4ee5\u4e0b\u306f\u3001<a href=\"https:\/\/wiki.php.net\/rfc\/url_parsing_api\">\u65b0\u3057\u3044Parsing API\u306e\u80cc\u5f8c\u306b\u3042\u308bRFC<\/a>\u304b\u3089\u629c\u7c8b\u3057\u305f\u4f8b\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$uri = new UriRfc3986Uri(\"https:\/\/%61pple:p%61ss@ex%61mple.com\/foob%61r?%61bc=%61bc\");\n  \necho $uri-&gt;getRawUserInfo();  \/\/ %61pple:p%61ss\necho $uri-&gt;getUserInfo();     \/\/ apple:pass\n \necho $uri-&gt;getRawUsername();  \/\/ %61pple\necho $uri-&gt;getUsername();     \/\/ apple\n \necho $uri-&gt;getRawPassword();  \/\/ p%61ss\necho $uri-&gt;getPassword();     \/\/ pass\n \necho $uri-&gt;getRawHost();      \/\/ ex%61mple.com\necho $uri-&gt;getHost();         \/\/ example.com\n \necho $uri-&gt;getRawPath();      \/\/ \/foob%61r\necho $uri-&gt;getPath();         \/\/ \/foobar\n \necho $uri-&gt;getRawQuery();     \/\/ %61bc=%61bc\necho $uri-&gt;getQuery();        \/\/ abc=abc<\/code><\/pre>\n<p data-start=\"40\" data-end=\"199\">\u65b0\u305f\u306a\u62e1\u5f35\u3067WHATWG URL\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u3059\u3079\u3066\u306eURI\u306f\u751f\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u305f\u3081\u3001\u5225\u306e\u8868\u73fe\u5f62\u5f0f\u3092\u6271\u3046\u305f\u3081\u306e\u5c02\u7528\u95a2\u6570\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306fURI\u3067\u3088\u304f\u4f7f\u308f\u308c\u308bASCII\u3068Unicode\u306e\u6587\u5b57\u3092\u76f8\u4e92\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u65b0max_memory_limit INI \u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3067\u30e1\u30e2\u30ea\u5236\u9650\u3092\u3088\u308a\u53b3\u5bc6\u306b\u7ba1\u7406<\/h3>\n<p data-start=\"129\" data-end=\"264\">\u300c\u5927\u304d\u306a\u529b\u306b\u306f\u5927\u304d\u306a\u8cac\u4efb\u304c\u4f34\u3046\u300d\u3068\u8a00\u3044\u307e\u3059\u304c\u3001PHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u4f7f\u7528\u3067\u304d\u308b\u30b5\u30fc\u30d0\u30fc\u30e1\u30e2\u30ea\u91cf\u3092\u3069\u3053\u307e\u3067\u8a31\u5bb9\u3059\u308b\u304b\u3092\u6c7a\u3081\u308b\u3053\u3068\u3082\u3001\u305d\u306e\u8cac\u4efb\u306e\u4e00\u3064\u3002\u5272\u308a\u5f53\u3066\u53ef\u80fd\u306a\u30e1\u30e2\u30ea\u3092\u8d85\u3048\u3066\u30d7\u30ed\u30bb\u30b9\u304c\u6d88\u8cbb\u3057\u3066\u3057\u307e\u3048\u3070\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30af\u30e9\u30c3\u30b7\u30e5\u3059\u308b\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-start=\"266\" data-end=\"407\">\u4e00\u822c\u7684\u306aPHP\u74b0\u5883\u306b\u306f<code data-start=\"280\" data-end=\"289\">php.ini<\/code>\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u305d\u3053\u3067\u306f\u5404PHP\u30d7\u30ed\u30bb\u30b9\uff08\u307e\u305f\u306f<a href=\"https:\/\/kinsta.com\/jp\/blog\/php-threads-vs-php-memory-limit\/\">\u30b9\u30ec\u30c3\u30c9<\/a>\uff09\u304c\u4f7f\u7528\u3067\u304d\u308b\u30e1\u30e2\u30ea\u306e\u4e0a\u9650\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306e\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001128 MB\u306e\u30e1\u30e2\u30ea\u4e0a\u9650\u3092\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u3001INI\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre><code>\/\/ php.ini\nmemory_limit 128M<\/code><\/pre>\n<p>\u3044\u304f\u3064\u304b\u306e\u30b5\u30fc\u30d0\u30fc\u3067\u306f\u3001PHP\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u8005\u304c\u30b3\u30fc\u30c9\u5185\u306e<code class=\"language-php\">ini_set()<\/code>\u3092\u4f7f\u7528\u3057\u3066<code>memory_limit<\/code>\u3092\u305d\u306e\u5834\u3067\u4e0a\u66f8\u304d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">ini_set(\u2018memory_limit\u2019, \u2018256M\u2019);\n \n\/\/ \u6700\u5927256MB\u306e\u30e1\u30e2\u30ea\u3092\u5fc5\u8981\u3068\u3059\u308b\u30b3\u30fc\u30c9\u3092\u8d77\u52d5<\/code><\/pre>\n<p data-start=\"44\" data-end=\"120\">\u00a0<code class=\"language-php\"><span class=\"token function\">ini_set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string single-quoted-string\">'memory_limit'<\/span><span class=\"token punctuation\">,<\/span>\u00a0<span class=\"token string single-quoted-string\">'-1'<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306e\u3088\u3046\u306b\u3001<code data-start=\"91\" data-end=\"95\">-1<\/code>\u3092\u6307\u5b9a\u3057\u3066\u5b8c\u5168\u306b\u30e1\u30e2\u30ea\u5236\u9650\u3092\u5916\u3059\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p data-start=\"122\" data-end=\"269\">\u3057\u304b\u3057\u3001\u5b9f\u884c\u74b0\u5883\u3068\u306a\u308b\u30b5\u30fc\u30d0\u30fc\u306e\u30e1\u30e2\u30ea\u69cb\u6210\u3092\u5341\u5206\u306b\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u958b\u767a\u8005\u304c <code data-start=\"159\" data-end=\"173\">memory_limit<\/code>\u3092\u4e0a\u66f8\u304d\u3059\u308b\u306e\u306f\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u8907\u6570\u306ePHP\u30b9\u30ec\u30c3\u30c9\u304c\u3001\u5229\u7528\u53ef\u80fd\u306a\u30e1\u30e2\u30ea\u7dcf\u91cf\u3092\u8d85\u3048\u3066\u30e1\u30e2\u30ea\u3092\u6d88\u8cbb\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u5b9f\u884c\u6642\u306b\u4e88\u544a\u306a\u304f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30af\u30e9\u30c3\u30b7\u30e5\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p data-start=\"271\" data-end=\"427\">PHP 8.5\u3067\u306f\u3001<code data-start=\"282\" data-end=\"300\">max_memory_limit<\/code>\u3068\u3044\u3046INI\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u304c\u8ffd\u52a0\u3055\u308c\u3001\u3053\u308c\u304c \u201c\u30cf\u30fc\u30c9\u30ea\u30df\u30c3\u30c8\u201d \u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30b3\u30fc\u30c9\u5185\u3067<code class=\"language-php\"><span class=\"token function\">init_set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3092\u4f7f\u3063\u3066<code data-start=\"379\" data-end=\"393\">memory_limit<\/code>\u3092\u5909\u66f4\u3067\u304d\u308b\u74b0\u5883\u3067\u3042\u3063\u3066\u3082\u3001\u3053\u306e\u4e0a\u9650\u5024\u3092\u7a81\u7834\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p data-start=\"429\" data-end=\"468\">\u4ee5\u4e0b\u306f\u3001PHP 8.5\u306e<code data-start=\"76\" data-end=\"85\">php.ini<\/code>\u306b\u304a\u3051\u308b\u8a2d\u5b9a\u4f8b\u3067\u3059\u3002<\/p>\n<pre><code>\/\/ php.ini\nmax_memory_limit 256M\nmemory_limit 128M<\/code><\/pre>\n<p><code>max_memory_limit<\/code>\u304c256 MB\u306e\u5834\u5408\u3001PHP\u30b3\u30fc\u30c9\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-php\">ini_set('memory_limit', '256M');  \/\/ OK\nini_set('memory_limit', '512M');  \/\/ \u8b66\u544a\u3092\u51fa\u3057\u3066\u51e6\u7406\u3092\u4e2d\u65ad\nini_set('memory_limit', '-1');    \/\/ \u8b66\u544a\u3092\u51fa\u3057\u3066\u51e6\u7406\u3092\u4e2d\u65ad<\/code><\/pre>\n<p data-start=\"42\" data-end=\"219\">\u4e0a\u8a18\u306e\u3088\u3046\u306b512 MB\uff08\u3042\u308b\u3044\u306f\u7121\u5236\u9650\uff09\u306e\u3088\u3046\u306a\u30e1\u30e2\u30ea\u4e0a\u9650\u3092\u8a2d\u5b9a\u3057\u3088\u3046\u3068\u3057\u3066\u3082\u3001<code data-start=\"110\" data-end=\"119\">php.ini<\/code> \u306b\u6307\u5b9a\u3055\u308c\u305f <code data-start=\"127\" data-end=\"145\">max_memory_limit<\/code>\u306e\u5024\u3092\u4e0a\u9650\u3068\u3057\u3066\u4f7f\u7528\u3057\u3001\u8b66\u544a\u3092\u767a\u3057\u307e\u3059\uff08\u8b66\u544a\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001PHP\u30a8\u30e9\u30fc\u5831\u544a\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u3001\u753b\u9762\u306b\u8868\u793a\u3055\u308c\u305f\u308a\u30ed\u30b0\u306b\u8a18\u9332\u3055\u308c\u305f\u308a\u3059\u308b\uff09\u3002<\/p>\n<p data-start=\"221\" data-end=\"384\">PHP 8.5\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001<code class=\"language-php\"><span class=\"token function\">ini_get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string single-quoted-string\">'max_memory_limit'<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306e\u3088\u3046\u306b\u00a0<code class=\"language-php\"><span class=\"token function\">ini_get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3092\u4f7f\u3063\u3066\u6700\u5927\u30e1\u30e2\u30ea\u5236\u9650\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u305d\u306e\u623b\u308a\u5024\u306b\u5fdc\u3058\u3066\u51e6\u7406\u3092\u8abf\u6574\u3059\u308b\u306e\u304c\u8ce2\u660e\u3067\u3059\u3002\u306a\u304a\u3001PHP 8.5\u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u3053\u306e\u547c\u3073\u51fa\u3057\u306f\u554f\u984c\u306a\u304f<code data-start=\"370\" data-end=\"377\">false<\/code>\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<aside role=\"note\" class=\"wp-block-kinsta-notice is-style-info\">\n            <h3>Info<\/h3>\n        <p>Kinsta\u3067\u306f\u3001\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u4ed5\u7d44\u307f\u304c\u7570\u306a\u308a\u3001<a href=\"https:\/\/kinsta.com\/jp\/docs\/wordpress-hosting\/php\/wordpress-php-performance\/\">PHP\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c4\u30fc\u30eb<\/a>\u3092\u4f7f\u3048\u3070\u3001\u30b9\u30ec\u30c3\u30c9\u6570\u3084\u5404\u30b9\u30ec\u30c3\u30c9\u306b\u5272\u308a\u5f53\u3066\u308b\u30e1\u30e2\u30ea\u91cf\u3092\u8abf\u6574\u3067\u304d\u307e\u3059\u3002\u30b9\u30ec\u30c3\u30c9\u9593\u3067\u5171\u6709\u3055\u308c\u308b\u30e1\u30e2\u30ea\u30d7\u30fc\u30eb\u306e\u7dcf\u91cf\u3092\u5897\u3084\u3057\u305f\u308a\uff08\u6709\u6599\uff09\u3001\u6e1b\u3089\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<\/aside>\n\n<h3>\u914d\u5217\u306e\u5148\u982d\u307e\u305f\u306f\u672b\u5c3e\u306e\u5024\u3092\u53d6\u5f97<\/h3>\n<p data-start=\"330\" data-end=\"374\">\u5b9f\u306f\u3001PHP\u306b\u306f\u914d\u5217\u306e\u5148\u982d\u30fb\u672b\u5c3e\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u95a2\u6570\u304c\u3053\u308c\u307e\u3067\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n<p data-start=\"330\" data-end=\"374\">\u3068\u306f\u3044\u3048\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/php-7-3\/#array-key-first-last\">PHP 7.3<\/a>\u4ee5\u964d\u306b\u306f\u5148\u982d\u30ad\u30fc\u3084\u672b\u5c3e\u30ad\u30fc\u3092\u53d6\u5f97\u3059\u308b\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u305f\u305f\u3081\u3001\u00a0<code class=\"language-php\"><span class=\"token function\">array_key_first<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3084<code class=\"language-php\"><span class=\"token function\">array_key_last<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code> \u3092\u4f7f\u3063\u3066\u30ad\u30fc\u3092\u53d6\u5f97\u3057\u3001\u305d\u306e\u30ad\u30fc\u3092\u4f7f\u3063\u3066\u5024\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3001\u3068\u3044\u3063\u305f\u65b9\u6cd5\u3067\u5bfe\u5fdc\u306f\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<pre><code class=\"language-php\">$array = [\"One\", \"Two\", \"Three\"];\n\necho $array[array_key_first($array)]; \/\/ \"One\"\n<\/code><\/pre>\n<p data-start=\"35\" data-end=\"143\">PHP 8.5\u3067\u306f\u3001\u3053\u306e\u624b\u9806\u304c\u7701\u7565\u3055\u308c\u3001\u65b0\u305f\u306b\u8ffd\u52a0\u3055\u308c\u305f\u00a0<code class=\"language-php\"><span class=\"token function\">array_first<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3068<code class=\"language-php\"><span class=\"token function\">array_last<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3092\u4f7f\u3063\u3066\u3001\u5024\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p data-start=\"145\" data-end=\"159\">\u4f7f\u3044\u65b9\u306f\u3068\u3066\u3082\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-php\">$array = [\"One\", \"Two\", \"Three\"];\n\necho array_first($array);  \/\/ \"One\"\necho array_last($array);   \/\/ \"Three\"\necho array_last([]);       \/\/ null<\/code><\/pre>\n<p>\u4e0a\u306e\u4f8b\u3067\u306f\u3001\u7a7a\u306e\u914d\u5217\u306f<code>null<\/code>\u3092\u8fd4\u3057\u307e\u3059\u304c\u3001\u305d\u308c\u3060\u3051\u3067\u306f\u914d\u5217\u5168\u4f53\u304c\u7a7a\u3067\u3042\u308b\u3053\u3068\u306f\u78ba\u8a8d\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<pre><code class=\"language-php\">echo array_last([1, 2, null]); \/\/ null<\/code><\/pre>\n<h3>\u95a2\u6570\u306e\u8fd4\u308a\u5024\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u6ce8\u610f\u559a\u8d77<\/h3>\n<p>PHP 8.5\u3067\u306f\u3001<code data-start=\"92\" data-end=\"107\">#[\\NoDiscard]<\/code>\u5c5e\u6027\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u5c5e\u6027\u306f\u300c\u3053\u306e\u95a2\u6570\u306e\u623b\u308a\u5024\u306f\u7121\u8996\u3059\u3079\u304d\u3067\u306f\u306a\u3044\u300d\u3068\u793a\u3059\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002PHP\u306f\u3001\u623b\u308a\u5024\u304c\u5b9f\u969b\u306b\u3069\u3053\u304b\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u3082\u3057\u307e\u3063\u305f\u304f\u4f7f\u308f\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u8b66\u544a\u3092\u767a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u4f8b\u3067\u3059\u3002<\/p>\n<pre><code class=\"language-php\">#[NoDiscard(\"\u3053\u306emessage\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u7d44\u307f\u8fbc\u307f\u306e\u8b66\u544a\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\")]\nfunction foo(): string {\n    return 'bar';\n}\n\n\/\/ \u8b66\u544a\n\/\/ \u95a2\u6570 foo() \u306e\u623b\u308a\u5024\u306f\u5229\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u671f\u5f85\u3055\u308c\u3066\u3044\u307e\u3059\n\/\/ \u3053\u306e message \u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u7d44\u307f\u8fbc\u307f\u306e\u8b66\u544a\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\nfoo();\n\n\/\/ \u3053\u308c\u306f\u8b66\u544a\u3092\u767a\u751f\u3055\u305b\u307e\u305b\u3093\n$result = foo();\n\n\/\/ (void) \u30ad\u30e3\u30b9\u30c8\u3067\u3082\u540c\u69d8\u306b\u8b66\u544a\u306f\u56de\u907f\u3067\u304d\u307e\u3059\n(void) foo();<\/code><\/pre>\n<p data-start=\"44\" data-end=\"171\">\u4e0a\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306e\u547c\u3073\u51fa\u3057\u3067\u95a2\u6570\u306e\u623b\u308a\u5024\u304c\u307e\u3063\u305f\u304f\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u8b66\u544a\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u623b\u308a\u5024\u3092<code class=\"language-php\"><span class=\"token variable\">$result<\/span><\/code>\u306b\u4ee3\u5165\u3057\u305f\u308a\u3001<code class=\"language-php\"><span class=\"token keyword type-declaration\">void<\/span><\/code>\u30ad\u30e3\u30b9\u30c8\u3092\u884c\u3063\u305f\u5834\u5408\u306b\u306f\u3001\u5024\u304c\u6d88\u8cbb\u3055\u308c\u305f\u3068\u5224\u65ad\u3055\u308c\u3001\u8b66\u544a\u306f\u51fa\u307e\u305b\u3093\u3002<\/p>\n<p data-start=\"173\" data-end=\"314\">PHP 8.5\u306b<a href=\"https:\/\/wiki.php.net\/rfc\/marking_return_value_as_important\">\u3053\u306e\u5c5e\u6027\u3092\u5c0e\u5165\u3057\u305fRFC<\/a>\u3067\u306f\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306a\u5358\u7d14\u306a\u30b1\u30fc\u30b9\u3088\u308a\u3082\u3001\u3082\u3063\u3068\u5b9f\u7528\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u63d0\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u5358\u306a\u308b\u6210\u529f\uff0f\u5931\u6557\u306e\u30d5\u30e9\u30b0\u4ee5\u4e0a\u306b\u8907\u96d1\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u8fd4\u3059\u91cd\u8981\u306a\u95a2\u6570\u304c\u3042\u308a\u3001\u305d\u306e\u7d50\u679c\u3092\u623b\u308a\u5024\u3067\u4f1d\u3048\u308b\u3053\u3068\u304c\u6700\u3082\u9069\u5207\u306a\u5834\u9762\u306a\u3069\u304c\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>\u5c5e\u6027\u306b\u95a2\u3059\u308b\u305d\u306e\u4ed6\u306e\u6539\u5584\u70b9<\/h4>\n<p><code class=\"language-php\">#[NoDiscard]<\/code>\u5c5e\u6027\u306b\u52a0\u3048\u3066\u3001\u5c5e\u6027\u30e1\u30bf\u30c7\u30fc\u30bf\u6a5f\u80fd\u306b\u3082\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6539\u5584\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li data-start=\"126\" data-end=\"166\">\n<p data-start=\"128\" data-end=\"166\">\u5c5e\u6027\u3092\u5b9a\u6570\u306b\u4ed8\u4e0e\u3067\u304d\u308b\u3088\u3046\u306b<\/p>\n<\/li>\n<li data-start=\"167\" data-end=\"219\">\n<p data-start=\"169\" data-end=\"219\"><code data-start=\"169\" data-end=\"183\">#[\\Override]<\/code>\u5c5e\u6027\u304c\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u9069\u7528\u3067\u304d\u308b\u3088\u3046\u306b<\/p>\n<\/li>\n<li data-start=\"220\" data-end=\"270\">\n<p data-start=\"222\" data-end=\"270\"><code data-start=\"222\" data-end=\"238\">#[\\Deprecated]<\/code>\u5c5e\u6027\u306f\u30c8\u30ec\u30a4\u30c8\u3068\u5b9a\u6570\u306b\u4f7f\u7528\u53ef\u80fd<\/p>\n<\/li>\n<li data-start=\"271\" data-end=\"365\">\n<p data-start=\"273\" data-end=\"365\">\u65b0\u305f\u306a<code data-start=\"282\" data-end=\"311\">#[\\DelayedTargetValidation]<\/code>\u5c5e\u6027\u3092\u4f7f\u3046\u3068\u3001\u4e0d\u6b63\u306a\u5bfe\u8c61\u306b\u5c5e\u6027\u3092\u4ed8\u3051\u305f\u5834\u5408\u3067\u3082\u3001\u30b3\u30a2\u3084\u62e1\u5f35\u304c\u51fa\u3059\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u30a8\u30e9\u30fc\u3092\u6291\u5236\u53ef\u80fd<\/p>\n<\/li>\n<\/ul>\n<h2>PHP 8.5\u306e\u975e\u63a8\u5968\u6a5f\u80fd\u3068\u524a\u9664\u9805\u76ee<\/h2>\n<p data-start=\"70\" data-end=\"194\">PHP\u306e\u5404\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u5c06\u6765\u7684\u306b\u524a\u9664\u3055\u308c\u308b\u4e88\u5b9a\u306e\u6a5f\u80fd\u304c\u300c\u975e\u63a8\u5968\uff08\u30c7\u30d7\u30ea\u30b1\u30fc\u30c8\uff09\u300d\u3068\u3057\u3066\u767a\u8868\u3055\u308c\u307e\u3059\u3002\u975e\u63a8\u5968\u306b\u306a\u3063\u305f\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3068\u8b66\u544a\u304c\u8868\u793a\u3055\u308c\u3001\u524a\u9664\u5f8c\u306f\u81f4\u547d\u7684\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p data-start=\"196\" data-end=\"235\">PHP 8.5\u3067\u975e\u63a8\u5968\u3068\u306a\u3063\u305f\u3001\u307e\u305f\u306f\u524a\u9664\u3055\u308c\u305f\u6a5f\u80fd\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\"><code class=\"language-php\"><span class=\"token function\">shell_exec<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u00a0\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3068\u3057\u3066\u4f7f\u308f\u308c\u3066\u3044\u305f\u30d0\u30c3\u30af\u30af\u30a9\u30fc\u30c8\u6f14\u7b97\u5b50\uff08<code data-start=\"220\" data-end=\"235\">`command`<\/code>\uff09\u304c\u975e\u63a8\u5968\u306b<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">\u975e\u6a19\u6e96\u306e\u30ad\u30e3\u30b9\u30c8\u540ds\u00a0<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">boolean<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3001<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">integer<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3001<code data-start=\"311\" data-end=\"321\">(double)<\/code>\u3001<code data-start=\"323\" data-end=\"333\">(binary)<\/code>\u304c\u975e\u63a8\u5968\u306b\u306a\u308a\u3001\u4ee3\u308f\u308a\u306b\u305d\u308c\u305e\u308c<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">bool<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3001<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">int<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3001<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">float<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3001<code class=\"language-php\"><span class=\"token punctuation\">(<\/span><span class=\"token keyword type-casting\">string<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3092\u4f7f\u7528<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">\u30a8\u30f3\u30b8\u30f3\u5185\u90e8\u306e\u524d\u63d0\u3092\u58ca\u3059\u305f\u3081\u3001<code data-start=\"394\" data-end=\"411\">disable_classes<\/code> INI\u8a2d\u5b9a\u304c\u524a\u9664<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">\u00a0<code class=\"language-php\"><span class=\"token keyword\">case<\/span><\/code>\u6587\u3092\u30b3\u30ed\u30f3\u3067\u306f\u306a\u304f\u30bb\u30df\u30b3\u30ed\u30f3\u3067\u7d42\u3048\u308b\u66f8\u304d\u65b9\u304c\u975e\u63a8\u5968\u306b<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\"><code data-start=\"473\" data-end=\"479\">null<\/code>\u3092\u914d\u5217\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u3001\u307e\u305f<code data-start=\"501\" data-end=\"521\"><span class=\"token function\">array_key_exists<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306b\u6e21\u3059\u3053\u3068\u304c\u975e\u63a8\u5968\u306b\u306a\u308a\u3001\u4ee3\u308f\u308a\u306b\u7a7a\u6587\u5b57 <code data-start=\"541\" data-end=\"545\">\"\"<\/code>\u3092\u4f7f\u7528<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\"><code class=\"language-php\"><span class=\"token function\">class_alias<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3067\u300carray\u300d\u3068\u300ccallable\u300d\u3092\u30af\u30e9\u30b9\u30a8\u30a4\u30ea\u30a2\u30b9\u540d\u3068\u3057\u3066\u4f7f\u3046\u3053\u3068\u306f\u4e0d\u53ef<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">\u00a0<code class=\"language-php\"><span class=\"token function\">__sleep<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3068<code class=\"language-php\"><span class=\"token function\">__wakeup<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306f\u30bd\u30d5\u30c8\u30c7\u30d7\u30ea\u30b1\u30fc\u30c8\u306b\u306a\u308a\u3001\u4ee3\u308f\u308a\u306b\u00a0<code class=\"language-php\"><span class=\"token function\">__serialize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3068<code class=\"language-php\"><span class=\"token function\">__unserialize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3092\u4f7f\u7528<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\"><code data-start=\"700\" data-end=\"705\">NAN<\/code>\u3092\u4ed6\u306e\u578b\u306b\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3068\u8b66\u544a\u304c\u51fa\u308b\u3088\u3046\u306b<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">\u914d\u5217\u4ee5\u5916\u306e\u5024\uff08null\u3092\u9664\u304f\uff09\u3092 <code data-start=\"747\" data-end=\"751\">[]<\/code>\u3084\u00a0<code class=\"language-php\"><span class=\"token keyword\">list<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3067\u5c55\u958b\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u8b66\u544a\u304c\u51fa\u308b\u3088\u3046\u306b<\/p>\n<\/li>\n<li data-start=\"279\" data-end=\"370\">\n<p data-start=\"209\" data-end=\"273\">float\uff08\u307e\u305f\u306ffloat\u306b\u898b\u3048\u308b\u6587\u5b57\u5217\uff09\u3092<code class=\"language-php\"><span class=\"token keyword type-declaration\">int<\/span><\/code>\u306b\u30ad\u30e3\u30b9\u30c8\u3067\u304d\u306a\u3044\u5834\u5408\u3001\u8b66\u544a\u304c\u51fa\u308b\u3088\u3046\u306b<\/p>\n<\/li>\n<\/ul>\n<h2>\u307e\u3068\u3081<\/h2>\n<p data-start=\"56\" data-end=\"215\">PHP 8.5\u306e\u4e3b\u306a\u65b0\u6a5f\u80fd\u3068\u6539\u5584\u70b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002\u30d1\u30a4\u30d7\u6f14\u7b97\u5b50\u3084\u6539\u826f\u3055\u308c\u305fURI\u30d1\u30fc\u30b5\u30fc\u306f\u3001\u591a\u304f\u306e\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u4fbf\u5229\u306a\u6a5f\u80fd\u306b\u306a\u308a\u305d\u3046\u3067\u3059\u3002\u307e\u305f\u3001<code class=\"language-php\"><span class=\"token function\">array_first<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u3084<code class=\"language-php\"><span class=\"token function\">array_last<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code>\u306a\u3069\u3001\u3042\u308a\u305d\u3046\u3067\u306a\u304b\u3063\u305f\u95a2\u6570\u304c\u8ffd\u52a0\u3055\u308c\u305f\u70b9\u3082\u6ce8\u76ee\u306b\u5024\u3057\u307e\u3059\u3002<\/p>\n<p data-start=\"56\" data-end=\"215\">PHP\u306e\u65b0\u305f\u306a\u30ea\u30ea\u30fc\u30b9\u306b\u306f\u3001\u6bce\u56de\u6570\u767e\u3082\u306e\u5909\u66f4\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002PHP 8.5\u306e\u8a73\u7d30\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001PHP Group\u304c\u516c\u958b\u3057\u3066\u3044\u308b<a href=\"https:\/\/github.com\/php\/php-src\/blob\/PHP-8.5\/UPGRADING\">\u516c\u5f0fGitHub\u30ea\u30dd\u30b8\u30c8\u30ea<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<p data-start=\"325\" data-end=\"436\">Kinsta\u3067\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/wordpress-hosting\/\">WordPress\u5c02\u7528\u30de\u30cd\u30fc\u30b8\u30c9\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d0\u30fc<\/a>\u3067PHP 8.5\u3092\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u308b\u3088\u3046\u3001\u73fe\u5728\u6e96\u5099\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002\u30b5\u30dd\u30fc\u30c8\u958b\u59cb\u5f8c\u3001MyKinsta\u306e<a 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