{"id":202403,"date":"2025-05-13T11:53:17","date_gmt":"2025-05-13T03:53:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202403\/"},"modified":"2025-05-13T11:53:17","modified_gmt":"2025-05-13T03:53:17","slug":"php-%e5%87%bd%e6%95%b0%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f%e5%ba%94%e7%94%a8%e4%b8%ad%e7%9a%84%e5%b8%b8%e8%a7%81%e9%94%99%e8%af%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202403\/","title":{"rendered":"PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e2d\u7684\u5e38\u89c1\u9519\u8bef"},"content":{"rendered":"

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PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e2d\u7684\u5e38\u89c1\u9519\u8bef<\/h1>\n

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PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e38\u89c1\u9519\u8bef\uff1a1. \u4ee3\u7801\u8026\u5408\u8fc7\u7d27\uff1b2. \u4e0d\u5f53\u4f7f\u7528\u5355\u4f8b\u6a21\u5f0f\uff1b3. \u8fc7\u5ea6\u4f7f\u7528\u5de5\u5382\u6a21\u5f0f\uff1b4. \u5ffd\u7565\u5355\u5143\u6d4b\u8bd5\uff1b5. \u6ca1\u6709\u8003\u8651\u6027\u80fd\u3002\u7262\u8bb0\u8fd9\u4e9b\u51c6\u5219\u53ef\u907f\u514d\u9519\u8bef\uff0c\u5145\u5206\u53d1\u6325\u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u4f18\u52bf\u3002<\/p>\n

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PHP \u4e2d\u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u7684\u5e38\u89c1\u9519\u8bef<\/strong><\/p>\n

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1. \u4ee3\u7801\u8026\u5408\u8fc7\u7d27<\/strong><\/p>\n

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3. \u8fc7\u5ea6\u4f7f\u7528\u5de5\u5382\u6a21\u5f0f<\/strong><\/p>\n

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4. \u5ffd\u7565\u5355\u5143\u6d4b\u8bd5<\/strong><\/p>\n

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5. \u6ca1\u6709\u8003\u8651\u6027\u80fd<\/strong><\/p>\n

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\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

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<?php\n\nclass DatabaseConnection\n{\n    private static $instance;\n\n    private function __construct() {}\n\n    public static function getInstance()\n    {\n        if (self::$instance === null) {\n            self::$instance = new DatabaseConnection();\n        }\n\n        return self::$instance;\n    }\n\n    \/\/ \u5176\u4ed6\u65b9\u6cd5...\n}<\/pre>\n
\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u51c6\u5219\uff0c\u4f60\u53ef\u4ee5\u907f\u514d PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u4e2d\u7684\u5e38\u89c1\u9519\u8bef\uff0c\u5e76\u5145\u5206\u5229\u7528\u5b83\u4eec\u7684\u4f18\u52bf\u3002<\/p>\n
\u672c\u7bc7\u5173\u4e8e\u300aPHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e2d\u7684\u5e38\u89c1\u9519\u8bef\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e2d\u7684\u5e38\u89c1...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-202403","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202403","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202403"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202403\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202403"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202403"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202403"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}