{"id":30244,"date":"2023-01-31T11:42:52","date_gmt":"2023-11-19T02:22:41","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e5%b1%9e%e6%80%a7%e3%80%82\/"},"modified":"2025-08-12T18:16:16","modified_gmt":"2025-08-12T10:16:16","slug":"%e5%85%b3%e4%ba%8ephp%e5%b1%9e%e6%80%a7%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e5%b1%9e%e6%80%a7%e3%80%82\/","title":{"rendered":"\u5173\u4e8ePHP\u5c5e\u6027"},"content":{"rendered":"<p>\u5f53\u4f7f\u7528PHP\u7684Class\u548cfunction\u65f6\uff0c<br \/>\n\u6211\u8ba4\u4e3a\u4f1a\u751f\u6210\u4ee5\u4e0b\u5f62\u5f0f\u7684\u5c5e\u6027\uff1a<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cp\">&lt;?php<\/span> \r\n<span class=\"kd\">class<\/span> <span class=\"nc\">Myclass<\/span><span class=\"p\">{<\/span>\r\n <span class=\"k\">public<\/span> <span class=\"nv\">$q<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u6211\u53d1\u73b0\u5373\u4f7f\u5728Class\u5185\u90e8\u4e0d\u751f\u6210\uff0c\u4e5f\u53ef\u4ee5\u751f\u6210\u5c5e\u6027\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"nv\">$test1<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Myclass<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$test1<\/span><span class=\"o\">-&gt;<\/span><span class=\"nv\">$y<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$test1<\/span><span class=\"p\">);<\/span> \r\n\r\n\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>\u7d50\u679c\u306f\r\nobject(test1)#1 (2) {\r\n  [\"q\"]=&gt;\r\n  NULL\r\n  [\"y\"]=&gt;\r\n  int(1)\r\n}\r\n<\/code><\/pre>\n<p>\u5728PHP\u7684\u8bb2\u5ea7\u4e2d\uff0c\u5b83\u4f1a\u4ed4\u7ec6\u5730\u4e3a\u6211\u4eec\u751f\u6210\u6bcf\u4e2a\u5c5e\u6027\uff0c\u4f46\u8fd9\u4f3c\u4e4e\u4e0d\u662f\u4e00\u822c\u89c4\u8303\u3002\u6211\u8ba4\u4e3a\uff0c\u8fd8\u6709\u4e00\u4e9b\u5728\u7c7b\u5185\u90e8\u4e0d\u751f\u6210\u5c5e\u6027\u7684\u4ee3\u7801\uff0c\u867d\u7136\u8fd9\u4e0d\u5e38\u89c1\uff0c\u4f46\u6211\u4f1a\u5199\u4e00\u7bc7\u6587\u7ae0\u4f5c\u4e3a\u53c2\u8003\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cp\">&lt;?php<\/span> \r\n<span class=\"kd\">class<\/span> <span class=\"nc\">Myclass2<\/span><span class=\"p\">{<\/span>\r\n    <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">__construct<\/span><span class=\"p\">(<\/span><span class=\"nv\">$a<\/span><span class=\"p\">){<\/span>\r\n       <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">pdo<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$a<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u5728Class\u5185\u90e8\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u58f0\u660e\u5c5e\u6027\u800c\u751f\u6210\uff04pdo\u3002<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u662f\u4e3a\u4e86\u4e2a\u4eba\u5b66\u4e60\u7b14\u8bb0\u800c\u5199\u7684\u3002\uff08\u6839\u636e\u5411Udemy\u7684\u6559\u5e08\u63d0\u95ee\u5e76\u5f97\u5230\u7684\u56de\u7b54\u8fdb\u884c\u521b\u4f5c\u3002\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u4f7f\u7528PHP\u7684Class\u548cfunction\u65f6\uff0c \u6211\u8ba4\u4e3a\u4f1a\u751f\u6210\u4ee5\u4e0b\u5f62\u5f0f\u7684\u5c5e\u6027\uff1a &lt;?php class M [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30244","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) - 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