{"id":30282,"date":"2023-12-20T14:14:11","date_gmt":"2023-05-08T02:02:44","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e6%9c%89%e5%85%b3stdclass%e7%9a%84%e8%af%b4%e6%98%8e\/"},"modified":"2025-08-12T18:26:52","modified_gmt":"2025-08-12T10:26:52","slug":"%e3%80%90php%e3%80%91%e6%9c%89%e5%85%b3stdclass%e7%9a%84%e8%af%b4%e6%98%8e","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e6%9c%89%e5%85%b3stdclass%e7%9a%84%e8%af%b4%e6%98%8e\/","title":{"rendered":"\u3010PHP\u3011\u6709\u5173stdClass\u7684\u8bf4\u660e"},"content":{"rendered":"<h2>stdClass\u662f\u4ec0\u4e48\uff1f<\/h2>\n<p>\u6807\u51c6\u7c7b\uff08stdClass\uff09\u4e0d\u5177\u5907\u4efb\u4f55\u5c5e\u6027\u6216\u65b9\u6cd5\u3002<\/p>\n<h2>\u7279\u5f81<\/h2>\n<ul class=\"post-ul\">\u666e\u901a\u306e\u30af\u30e9\u30b9\u306e\u3088\u3046\u306bnew\u3092\u7528\u3044\u3066\u4f7f\u7528<\/ul>\n<pre class=\"post-pre\"><code><span class=\"nv\">$obj<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">stdClass<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$obj<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">hoge<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'hoge'<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u914d\u5217\u3067\u7d50\u679c\u3092\u8fd4\u3059\u4ee3\u308f\u308a\u306bstdClass\u3092\u8fd4\u3059<\/ul>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ \u914d\u5217\u306e\u5834\u5408<\/span>\r\n<span class=\"nv\">$dog<\/span><span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\r\n<span class=\"nv\">$dog<\/span><span class=\"p\">[<\/span><span class=\"s1\">'name'<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'pochi'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">echo<\/span> <span class=\"nv\">$dog<\/span><span class=\"p\">[<\/span><span class=\"s1\">'name'<\/span><span class=\"p\">];<\/span>\r\n\r\n<span class=\"c1\">\/\/ stdClass\u306e\u5834\u5408<\/span>\r\n<span class=\"nv\">$dog<\/span><span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">stdClass<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$dog<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">name<\/span><span class=\"o\">=<\/span> <span class=\"s1\">'pochi'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">echo<\/span> <span class=\"nv\">$dog<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">name<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u5b9a\u7fa9\u3057\u3066\u3044\u306a\u3044\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u30a8\u30e9\u30fc\u306b<\/span>\r\n<span class=\"nv\">$cat<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">stdClass<\/span><span class=\"p\">();<\/span>\r\n<span class=\"k\">echo<\/span> <span class=\"nv\">$cat<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">name<\/span><span class=\"p\">;<\/span> <span class=\"c1\">\/\/ PHP Notice:  Undefined property: stdClass::$fuga<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3a\u5bf9\u8c61\u5f62\u5f0f\u800c\u4e0d\u662f\u6570\u7ec4\u65f6\u4f7f\u7528\u3002\u901a\u8fc7\u5c06\u5176\u8f6c\u5316\u4e3a\u5bf9\u8c61\uff0c\u53ef\u4ee5\u4ee5 $obj-&gt;hoge \u7684\u5f62\u5f0f\u8fdb\u884c\u7f16\u5199\u3002<\/p>\n<ul class=\"post-ul\">\u4ed6\u306e\u578b\u304b\u3089\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\u306b\u30ad\u30e3\u30b9\u30c8\u3092\u884c\u3046\u3068stdClass\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u306a\u308b<\/ul>\n<blockquote><p>\u5f53\u5c06\u975e\u5bf9\u8c61\u7c7b\u578b\u7684\u503c\u8f6c\u6362\u4e3a\u5bf9\u8c61\u65f6\uff0c\u5c06\u751f\u6210\u4e00\u4e2a\u540d\u4e3astdClass\u7684\u5185\u7f6e\u7c7b\uff08\u5728PHP\u5185\u90e8\u9884\u5148\u5b9a\u4e49\u7684\u7c7b\uff09\u7684\u5b9e\u4f8b\u3002 \u5f15\u7528\uff1a\u5bf9\u8c61<\/p><\/blockquote>\n<h2>\u8bf7\u63d0\u4f9b\u66f4\u591a\u7684\u4e0a\u4e0b\u6587\u6216\u8005\u5177\u4f53\u7684\u53e5\u5b50\u6765\u8fdb\u884c\u4e2d\u6587\u7684\u540c\u4e49\u8f6c\u8ff0\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u9023\u60f3Key\u3092\u4f7f\u3063\u305fArray\u306e\u4ee3\u308f\u308a\u306bstdClass\u3092\u5229\u7528\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PHP\u3001stdClass\u3068\u306f\u4f55\u305e\u3084\uff1f<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30d1\u30fc\u30d5\u30a7\u30af\u30c8PHP<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>stdClass\u662f\u4ec0\u4e48\uff1f \u6807\u51c6\u7c7b\uff08stdClass\uff09\u4e0d\u5177\u5907\u4efb\u4f55\u5c5e\u6027\u6216\u65b9\u6cd5\u3002 \u7279\u5f81 \u666e\u901a\u306e\u30af\u30e9\u30b9\u306e\u3088\u3046\u306bnew\u3092 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30282","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010PHP\u3011\u6709\u5173stdClass\u7684\u8bf4\u660e - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u3010PHP\u3011\u6709\u5173stdClass\u7684\u8bf4\u660e\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010php\u3011\u6709\u5173stdclass\u7684\u8bf4\u660e\/\" \/>\n<meta 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