{"id":48123,"date":"2024-12-02T08:49:01","date_gmt":"2024-12-02T00:49:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48123\/"},"modified":"2024-12-02T08:49:01","modified_gmt":"2024-12-02T00:49:01","slug":"php-%e5%87%bd%e6%95%b0%e5%8f%82%e6%95%b0%e7%bb%91%e5%ae%9a%e5%9c%a8-oop-%e4%b8%ad%e7%9a%84%e5%ae%9e%e7%8e%b0%e5%92%8c%e5%ba%94%e7%94%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48123\/","title":{"rendered":"PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f<\/h1>\n<p>\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\u7c73\u4e91\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p>\u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u6280\u672f\uff0c\u5141\u8bb8\u51fd\u6570\u52a8\u6001\u7ed1\u5b9a\u53c2\u6570\u503c\uff0c\u5728 OOP \u4e2d\u53ef\u5229\u7528 call_user_func_array() \u5b9e\u73b0\uff1a\u521b\u5efa\u4e00\u4e2a\u63a5\u53d7\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u6570\u7ec4\u7684\u51fd\u6570\u4f7f\u7528 call_user_func_array() \u7ed1\u5b9a\u53c2\u6570\u548c\u8c03\u7528\u51fd\u6570\u8fd9\u79cd\u65b9\u6cd5\u7684\u5e94\u7528\u5305\u62ec\uff1a\u521b\u5efa\u53ef\u91cd\u7528\u4ee3\u7801\u5757\u52a8\u6001\u8c03\u7528\u65b9\u6cd5\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u5982 calculateTax() \u51fd\u6570\u793a\u4f8b\u6240\u793a\uff0c\u53c2\u6570\u7ed1\u5b9a\u5141\u8bb8\u6211\u4eec\u901a\u8fc7\u8c03\u6574\u53c2\u6570\u52a8\u6001\u8ba1\u7b97\u7a0e\u989d\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729990662671d90065a5da.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528<\/strong><\/p>\n<p>\u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd \u043c\u043e\u0449\u044c\u043d\u044b\u0439 \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043f\u0440\u0438\u0435\u043c\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u52a8\u6001\u5730\u5c06\u53c2\u6570\u503c\u7ed1\u5b9a\u5230\u5176\u53c2\u6570\u5217\u8868\u3002\u8fd9\u5728\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b (OOP) \u4e2d\u7279\u522b\u6709\u7528\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u6211\u4eec\u521b\u5efa\u53ef\u91cd\u7528\u7684\u4ee3\u7801\u5757\uff0c\u8be5\u4ee3\u7801\u5757\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8f7b\u677e\u5730\u9002\u5e94\u4e0d\u540c\u7684\u53c2\u6570\u96c6\u3002<\/p>\n<p><strong>\u5b9e\u73b0<\/strong><\/p>\n<p>\u5728 OOP \u4e2d\u5b9e\u73b0\u53c2\u6570\u7ed1\u5b9a\u9700\u8981\u4f7f\u7528 <code>call_user_func_array()<\/code> \u51fd\u6570\u3002\u6b64\u51fd\u6570\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>\u8981\u8c03\u7528\u7684\u51fd\u6570\u7684\u540d\u79f0<\/li>\n<li>\u8981\u7ed1\u5b9a\u7684\u53c2\u6570\u7684\u6570\u7ec4<\/li>\n<\/ul>\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>&lt;?php\n\nclass MyClass {\n\n    public function sum($a, $b) {\n        return $a + $b;\n    }\n\n    public function bindParams() {\n        $params = [10, 20];\n        $result = call_user_func_array([$this, 'sum'], $params);\n        return $result;\n    }\n\n}\n\n$obj = new MyClass();\necho $obj-&gt;bindParams(); \/\/ 30\n\n?&gt;<\/pre>\n<p><strong>\u5e94\u7528<\/strong><\/p>\n<p>\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u521b\u5efa\u53ef\u91cd\u7528\u4ee3\u7801\u5757\uff1a<\/strong>\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u53ef\u7528\u4e8e\u5404\u79cd\u53c2\u6570\u96c6\u7684\u53ef\u91cd\u7528\u4ee3\u7801\u5757\u3002<\/li>\n<li><strong>\u52a8\u6001\u8c03\u7528\u65b9\u6cd5\uff1a<\/strong>\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\u6765\u52a8\u6001\u8c03\u7528\u65b9\u6cd5\uff0c\u800c\u65e0\u9700\u663e\u5f0f\u5730\u6307\u5b9a\u53c2\u6570\u503c\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\uff1a<\/strong>\u901a\u8fc7\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7406\u89e3\uff0c\u56e0\u4e3a\u5b83\u51cf\u5c11\u4e86\u786c\u7f16\u7801\u7684\u53c2\u6570\u503c\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u573a\u666f\uff1a\u6211\u4eec\u6709\u4e00\u4e2a\u51fd\u6570 <code>calculateTax()<\/code>\uff0c\u8be5\u51fd\u6570\u9700\u8981\u8ba1\u7b97\u7ed9\u5b9a\u6536\u5165\u548c\u7a0e\u7387\u7684\u7a0e\u6b3e\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\u6765\u521b\u5efa\u53ef\u6839\u636e\u9700\u8981\u52a8\u6001\u8c03\u6574\u7a0e\u7387\u7684\u4ee3\u7801\u5757\uff1a<\/p>\n<pre>&lt;?php\n\nclass TaxCalculator {\n\n    public function calculateTax($income, $taxRate) {\n        return $income * $taxRate;\n    }\n\n    public function bindParams() {\n        $params = [1000, .1];\n        $taxAmount = call_user_func_array([$this, 'calculateTax'], $params);\n        return $taxAmount;\n    }\n\n}\n\n$obj = new TaxCalculator();\necho $obj-&gt;bindParams(); \/\/ 100\n\n?&gt;<\/pre>\n<p>\u901a\u8fc7\u4f7f\u7528\u53c2\u6570\u7ed1\u5b9a\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u53ef\u91cd\u590d\u4f7f\u7528\u7684\u4ee3\u7801\u5757\uff0c\u8be5\u4ee3\u7801\u5757\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8f7b\u677e\u5730\u8c03\u6574\u7a0e\u7387\u3002\u8fd9\u51cf\u5c11\u4e86\u786c\u7f16\u7801\u53c2\u6570\u503c\u7684\u9700\u8981\u5e76\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8eOOP,\u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f \u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\u7c73\u4e91\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300aPHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528\uff1f\u300b\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01 \u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd\u6280\u672f\uff0c\u5141\u8bb8\u51fd\u6570\u52a8\u6001\u7ed1\u5b9a\u53c2\u6570\u503c\uff0c\u5728 OOP \u4e2d\u53ef\u5229\u7528 call_user_func_array() \u5b9e\u73b0\uff1a\u521b\u5efa\u4e00\u4e2a\u63a5\u53d7\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u6570\u7ec4\u7684\u51fd\u6570\u4f7f\u7528 call_user_func_array() \u7ed1\u5b9a\u53c2\u6570\u548c\u8c03\u7528\u51fd\u6570\u8fd9\u79cd\u65b9\u6cd5\u7684\u5e94\u7528\u5305\u62ec\uff1a\u521b\u5efa\u53ef\u91cd\u7528\u4ee3\u7801\u5757\u52a8\u6001\u8c03\u7528\u65b9\u6cd5\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u5982 calculateTax() \u51fd\u6570\u793a\u4f8b\u6240\u793a\uff0c\u53c2\u6570\u7ed1\u5b9a\u5141\u8bb8\u6211\u4eec\u901a\u8fc7\u8c03\u6574\u53c2\u6570\u52a8\u6001\u8ba1\u7b97\u7a0e\u989d\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u8bfb\u6027\u3002 PHP \u51fd\u6570\u53c2\u6570\u7ed1\u5b9a\u5728 OOP \u4e2d\u7684\u5b9e\u73b0\u548c\u5e94\u7528 \u53c2\u6570\u7ed1\u5b9a\u662f\u4e00\u79cd \u043c\u043e\u0449\u044c\u043d\u044b\u0439 \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043f\u0440\u0438\u0435\u043c\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u52a8\u6001\u5730\u5c06\u53c2\u6570\u503c\u7ed1\u5b9a\u5230\u5176\u53c2\u6570\u5217\u8868\u3002\u8fd9\u5728\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b (OOP) \u4e2d\u7279\u522b\u6709\u7528\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u6211\u4eec\u521b\u5efa\u53ef\u91cd\u7528\u7684\u4ee3\u7801\u5757\uff0c\u8be5\u4ee3\u7801\u5757\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8f7b\u677e\u5730\u9002\u5e94\u4e0d\u540c\u7684\u53c2\u6570\u96c6\u3002 \u5b9e\u73b0 \u5728 OOP \u4e2d\u5b9e\u73b0\u53c2\u6570\u7ed1\u5b9a\u9700\u8981\u4f7f\u7528 call_user_func_array() \u51fd\u6570\u3002\u6b64\u51fd\u6570\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a \u8981\u8c03\u7528\u7684\u51fd\u6570\u7684\u540d\u79f0 \u8981\u7ed1\u5b9a\u7684\u53c2\u6570\u7684\u6570\u7ec4 \u4ee3\u7801\u793a\u4f8b\uff1a &lt;?php class MyClass { public function sum($a, $b) { return $a + $b; } public function bindParams() { $params [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48123","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48123","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48123"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48123\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}