{"id":605,"date":"2026-07-24T13:54:43","date_gmt":"2026-07-24T04:54:43","guid":{"rendered":"https:\/\/www.marchboy.xyz\/wordpress\/archives\/605"},"modified":"2026-07-24T13:54:43","modified_gmt":"2026-07-24T04:54:43","slug":"allowdynamicproperties-%e5%b1%9e%e6%80%a7%e3%81%ae%e6%a6%82%e8%a6%81%e3%81%a8%e5%ae%9f%e8%b7%b5%e7%9a%84%e3%81%aa%e4%bd%bf%e3%81%84%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.marchboy.xyz\/wordpress\/archives\/605","title":{"rendered":"AllowDynamicProperties \u5c5e\u6027\u306e\u6982\u8981\u3068\u5b9f\u8df5\u7684\u306a\u4f7f\u3044\u65b9"},"content":{"rendered":"<h2>AllowDynamicProperties \u3068\u306f<\/h2>\n<p>PHP 8.2 \u3067\u8ffd\u52a0\u3055\u308c\u305f\u5c5e\u6027 <code>#[AllowDynamicProperties]<\/code> \u306f\u3001\u30af\u30e9\u30b9\u306b\u5bfe\u3057\u3066\u52d5\u7684\u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u5ba3\u8a00\u3055\u308c\u3066\u3044\u306a\u3044\u30d7\u30ed\u30d1\u30c6\u30a3\uff09\u306e\u4f7f\u7528\u3092\u660e\u793a\u7684\u306b\u8a31\u53ef\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u672a\u5ba3\u8a00\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068 <code>E_DEPRECATED<\/code> \u304c\u767a\u751f\u3057\u3001\u5c06\u6765\u7684\u306b\u30a8\u30e9\u30fc\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u5c0e\u5165\u80cc\u666f<\/h2>\n<p>PHP \u306f\u9577\u5e74\u3001\u30af\u30e9\u30b9\u306b\u5ba3\u8a00\u3055\u308c\u3066\u3044\u306a\u3044\u30d7\u30ed\u30d1\u30c6\u30a3\u3078\u306e\u4ee3\u5165\u3092\u8a31\u5bb9\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u578b\u5b89\u5168\u6027\u3084 IDE \u306e\u88dc\u5b8c\u7cbe\u5ea6\u5411\u4e0a\u306e\u89b3\u70b9\u304b\u3089\u3001\u4eca\u5f8c\u306f\u53b3\u683c\u5316\u3055\u308c\u307e\u3059\u3002<strong>AllowDynamicProperties<\/strong> \u306f\u3001\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u3092\u6bb5\u968e\u7684\u306b\u79fb\u884c\u3059\u308b\u305f\u3081\u306e\u300c\u4f8b\u5916\u300d\u7684\u306a\u624b\u6bb5\u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<h2>\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9<\/h2>\n<p>\u5c5e\u6027\u3092\u30af\u30e9\u30b9\u5ba3\u8a00\u306e\u76f4\u524d\u306b\u4ed8\u4e0e\u3057\u307e\u3059\u3002<\/p>\n<pre><code>#[AllowDynamicProperties]\nclass LegacyModel {\n    \/\/ \u4f55\u3082\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u5ba3\u8a00\u3057\u306a\u3044\n}\n\n$object = new LegacyModel();\n$object->dynamicField = 'value'; \/\/ OK\n<\/code><\/pre>\n<h3>\u30dd\u30a4\u30f3\u30c8<\/h3>\n<ul>\n<li>\u5c5e\u6027\u306f\u30af\u30e9\u30b9\u5358\u4f4d\u3067\u4ed8\u4e0e\u3057\u307e\u3059\u3002\u30e1\u30bd\u30c3\u30c9\u3084\u30d7\u30ed\u30d1\u30c6\u30a3\u5358\u4f4d\u3067\u306f\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<li>\u5c5e\u6027\u3092\u4ed8\u4e0e\u3057\u306a\u3044\u30af\u30e9\u30b9\u3067\u306f\u3001\u672a\u5ba3\u8a00\u30d7\u30ed\u30d1\u30c6\u30a3\u3078\u306e\u4ee3\u5165\u306f <code>E_DEPRECATED<\/code>\uff08\u5c06\u6765\u306f <code>E_ERROR<\/code>\uff09\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li>\u5c5e\u6027\u306f\u540d\u524d\u7a7a\u9593\u3092\u542b\u3081\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\u304c\u3001<code>use<\/code> \u6587\u306f\u4e0d\u8981\u3067\u3059\u3002<\/li>\n<\/ul>\n<h2>\u5b9f\u52d9\u3067\u306e\u6d3b\u7528\u30b7\u30fc\u30f3<\/h2>\n<ul>\n<li>\u53e4\u3044 ORM \u3084\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u304c\u52d5\u7684\u306b\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4ed8\u4e0e\u3059\u308b\u30b1\u30fc\u30b9\u3002<\/li>\n<li>\u5916\u90e8\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u30c7\u30fc\u30bf\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u8ffd\u52a0\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u308b\u5834\u5408\u3002<\/li>\n<li>\u6bb5\u968e\u7684\u306b\u578b\u5ba3\u8a00\u3078\u79fb\u884c\u3059\u308b\u969b\u306e\u66ab\u5b9a\u63aa\u7f6e\u3002<\/li>\n<\/ul>\n<h2>\u5c06\u6765\u7684\u306a\u4ee3\u66ff\u7b56<\/h2>\n<p>Long\u2011term \u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u660e\u793a\u7684\u306b\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre><code>class TypedModel {\n    public string $name;\n    public int $age;\n\n    public function __set(string $property, $value): void {\n        \/\/ \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4f8b\u5916\u3092\u6295\u3052\u308b\u304b\u3001\u30ed\u30ae\u30f3\u30b0\u3059\u308b\n        throw new \\LogicException(\"\u30d7\u30ed\u30d1\u30c6\u30a3 {$property} \u306f\u672a\u5b9a\u7fa9\u3067\u3059\");\n    }\n}\n<\/code><\/pre>\n<p>\u3053\u306e\u65b9\u6cd5\u306f\u578b\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3057\u3001IDE \u3084\u9759\u7684\u89e3\u6790\u30c4\u30fc\u30eb\u306e\u6069\u6075\u3092\u53d7\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p><strong>AllowDynamicProperties<\/strong> \u306f\u3001PHP 8.2 \u3067\u5c0e\u5165\u3055\u308c\u305f\u300c\u30ec\u30ac\u30b7\u30fc\u4e92\u63db\u7528\u300d\u5c5e\u6027\u3067\u3059\u3002<br \/>\u65b0\u898f\u958b\u767a\u3067\u306f\u53ef\u80fd\u306a\u9650\u308a\u672a\u5ba3\u8a00\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u306a\u3044\u8a2d\u8a08\u3092\u76ee\u6307\u3057\u3001\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u306a\u5834\u5408\u306b\u3060\u3051\u5c5e\u6027\u3092\u4ed8\u4e0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>AllowDynamicProperties \u3068\u306f PHP 8.2 \u3067\u8ffd\u52a0\u3055\u308c\u305f\u5c5e\u6027 #[AllowDynamicProperties] \u306f\u3001\u30af\u30e9\u30b9\u306b\u5bfe\u3057\u3066\u52d5\u7684\u30d7\u30ed\u30d1\u30c6\u30a3\uff08\u5ba3\u8a00\u3055\u308c\u3066\u3044\u306a\u3044\u30d7\u30ed\u30d1\u30c6\u30a3\uff09\u306e\u4f7f\u7528\u3092\u660e\u793a\u7684\u306b\u8a31\u53ef [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-605","post","type-post","status-publish","format-standard","hentry","category-codeigniter"],"_links":{"self":[{"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/posts\/605","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/comments?post=605"}],"version-history":[{"count":0,"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/posts\/605\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/media?parent=605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/categories?post=605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.marchboy.xyz\/wordpress\/wp-json\/wp\/v2\/tags?post=605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}