{"id":47736,"date":"2024-12-02T17:45:52","date_gmt":"2024-12-02T09:45:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47736\/"},"modified":"2024-12-02T17:45:52","modified_gmt":"2024-12-02T09:45:52","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e8%bf%94%e5%9b%9e%e5%80%bc%e5%ae%9e%e7%8e%b0%e5%9b%9e%e8%b0%83%e6%9c%ba%e5%88%b6%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47736\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f<\/h1>\n<p>\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p>PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1a\u5b9a\u4e49\u4e00\u4e2a\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\u7684\u51fd\u6570\u3002\u5b9a\u4e49\u4e00\u4e2a\u533f\u540d\u56de\u8c03\u51fd\u6570\uff0c\u63a5\u53d7\u8981\u5904\u7406\u7684\u6570\u636e\u4f5c\u4e3a\u53c2\u6570\u3002\u5c06\u8be5\u56de\u8c03\u51fd\u6570\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u7ed9\u7b2c\u4e00\u4e2a\u51fd\u6570\u3002\u7b2c\u4e00\u4e2a\u51fd\u6570\u8c03\u7528\u56de\u8c03\u51fd\u6570\uff0c\u5c06\u6570\u636e\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002\u56de\u8c03\u51fd\u6570\u5904\u7406\u6570\u636e\u5e76\u6253\u5370\u7ed3\u679c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729933066671caf0a4bc4e.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236<\/strong><\/p>\n<p>\u56de\u8c03\u673a\u5236\u662f\u4e00\u79cd\u901a\u8fc7\u51fd\u6570\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\u7684\u65b9\u5f0f\u6765\u5904\u7406\u4e8b\u4ef6\u6216\u6570\u636e\u7684\u6a21\u5f0f\u3002\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u7684\u8fd4\u56de\u503c\u6765\u5b9e\u73b0\u56de\u8c03\u3002<\/p>\n<p><strong>\u8bed\u6cd5\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528 <code>function<\/code> \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u5e76\u4f7f\u7528 <code>return<\/code> \u8bed\u53e5\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\uff1a<\/p>\n<pre>function greet($name) {\n  return function() use ($name) {\n    echo \"Hello, $name!\";\n  };\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u4f7f\u7528\u56de\u8c03\u673a\u5236\u7684\u7b80\u5355\u793a\u4f8b\uff1a<\/p>\n<pre>&lt;?php\n\nfunction process($data, $callback) {\n  \/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u5c06 $data \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\n  $callback($data);\n}\n\n\/\/ \u5b9a\u4e49\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\n$callback = function($data) {\n  \/\/ \u5904\u7406 $data\n  echo \"Processed data: $data\" . PHP_EOL;\n};\n\n\/\/ \u8c03\u7528 process \u51fd\u6570\uff0c\u5e76\u5c06\u56de\u8c03\u51fd\u6570\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\nprocess(\"Hello, world!\", $callback);<\/pre>\n<p><strong>\u8f93\u51fa\uff1a<\/strong><\/p>\n<pre>Processed data: Hello, world!<\/pre>\n<p><strong>\u8bf4\u660e\uff1a<\/strong><\/p>\n<ul>\n<li><code>process<\/code> \u51fd\u6570\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a\u8981\u5904\u7406\u7684\u6570\u636e\u548c\u8981\u8c03\u7528\u7684\u56de\u8c03\u51fd\u6570\u3002<\/li>\n<li><code>callback<\/code> \u662f\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u5b83\u63a5\u53d7 <code>$data<\/code> \u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u8d1f\u8d23\u5904\u7406\u6570\u636e\u3002<\/li>\n<li><code>process<\/code> \u51fd\u6570\u8c03\u7528\u56de\u8c03\u51fd\u6570\uff0c\u5c06 <code>$data<\/code> \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002<\/li>\n<li>\u56de\u8c03\u51fd\u6570\u6253\u5370\u51fa\u5904\u7406\u540e\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528 PHP \u51fd\u6570\u7684\u8fd4\u56de\u503c\u6765\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff0c\u4ece\u800c\u5728\u9700\u8981\u65f6\u52a8\u6001\u6267\u884c\u4ee3\u7801\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\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\u4e8ephp,\u56de\u8c03\u673a\u5236\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f \u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60\u6587\u7ae0\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1f\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01 PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236\uff1a\u5b9a\u4e49\u4e00\u4e2a\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\u7684\u51fd\u6570\u3002\u5b9a\u4e49\u4e00\u4e2a\u533f\u540d\u56de\u8c03\u51fd\u6570\uff0c\u63a5\u53d7\u8981\u5904\u7406\u7684\u6570\u636e\u4f5c\u4e3a\u53c2\u6570\u3002\u5c06\u8be5\u56de\u8c03\u51fd\u6570\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u7ed9\u7b2c\u4e00\u4e2a\u51fd\u6570\u3002\u7b2c\u4e00\u4e2a\u51fd\u6570\u8c03\u7528\u56de\u8c03\u51fd\u6570\uff0c\u5c06\u6570\u636e\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002\u56de\u8c03\u51fd\u6570\u5904\u7406\u6570\u636e\u5e76\u6253\u5370\u7ed3\u679c\u3002 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u8fd4\u56de\u503c\u5b9e\u73b0\u56de\u8c03\u673a\u5236 \u56de\u8c03\u673a\u5236\u662f\u4e00\u79cd\u901a\u8fc7\u51fd\u6570\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\u7684\u65b9\u5f0f\u6765\u5904\u7406\u4e8b\u4ef6\u6216\u6570\u636e\u7684\u6a21\u5f0f\u3002\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u7684\u8fd4\u56de\u503c\u6765\u5b9e\u73b0\u56de\u8c03\u3002 \u8bed\u6cd5\uff1a \u53ef\u4ee5\u4f7f\u7528 function \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u5e76\u4f7f\u7528 return \u8bed\u53e5\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\uff1a function greet($name) { return function() use ($name) { echo &#8220;Hello, $name!&#8221;; }; } \u5b9e\u6218\u6848\u4f8b\uff1a \u8fd9\u662f\u4e00\u4e2a\u4f7f\u7528\u56de\u8c03\u673a\u5236\u7684\u7b80\u5355\u793a\u4f8b\uff1a &lt;?php function process($data, $callback) { \/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u5c06 $data \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012 $callback($data); } \/\/ \u5b9a\u4e49\u4e00\u4e2a\u56de\u8c03\u51fd\u6570 $callback = function($data) { \/\/ \u5904\u7406 $data echo &#8220;Processed data: [&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-47736","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47736","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=47736"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47736\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}