{"id":48218,"date":"2024-12-02T17:21:49","date_gmt":"2024-12-02T09:21:49","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48218\/"},"modified":"2024-12-02T17:21:49","modified_gmt":"2024-12-02T09:21:49","slug":"php-%e5%87%bd%e6%95%b0%e7%9a%84%e5%87%bd%e6%95%b0%e6%8c%87%e9%92%88%e7%94%a8%e4%ba%8e%e8%a7%a3%e5%86%b3%e5%93%aa%e4%ba%9b%e5%85%b7%e4%bd%93%e9%97%ae%e9%a2%98%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48218\/","title":{"rendered":"PHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f<\/h1>\n<p>\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730000373671db5f512a46.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u6307\u9488\uff1a\u89e3\u51b3\u590d\u6742\u95ee\u9898\u7684\u5229\u5668<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u51fd\u6570\u6307\u9488\u662f\u4e00\u79cd\u5f3a\u5927\u7684 PHP \u673a\u5236\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5c06\u51fd\u6570\u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u53c2\u6570\u4f20\u9012\u548c\u8fd4\u56de\u3002\u8fd9\u4f7f\u5f97\u7f16\u5199\u9ad8\u5ea6\u6a21\u5757\u5316\u548c\u53ef\u91cd\u7528\u7684\u4ee3\u7801\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n<p><strong>\u89e3\u51b3\u7684\u95ee\u9898<\/strong><\/p>\n<p>\u51fd\u6570\u6307\u9488\u5c24\u5176\u9002\u7528\u4e8e\u89e3\u51b3\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>\u56de\u8c03\u51fd\u6570\uff1a<\/strong>\u521b\u5efa\u53ef\u7531\u5176\u4ed6\u51fd\u6570\u8c03\u7528\u7684\u51fd\u6570\uff0c\u5141\u8bb8\u5c06\u81ea\u5b9a\u4e49\u4ee3\u7801\u96c6\u6210\u5230\u5916\u90e8\u7cfb\u7edf\u3002<\/li>\n<li><strong>\u4e8b\u4ef6\u5904\u7406\uff1a<\/strong>\u5b9a\u4e49\u54cd\u5e94\u7279\u5b9a\u4e8b\u4ef6\u7684\u56de\u8c03\u51fd\u6570\uff0c\u4ece\u800c\u5b9e\u73b0\u4e8b\u4ef6\u9a71\u52a8\u7684\u7f16\u7a0b\u3002<\/li>\n<li><strong>\u6bd4\u8f83\u51fd\u6570\uff1a<\/strong>\u521b\u5efa\u53ef\u7528\u4e8e\u6bd4\u8f83\u4e24\u4e2a\u5143\u7d20\u7684\u51fd\u6570\uff0c\u6b64\u529f\u80fd\u662f\u6392\u5e8f\u548c\u8fc7\u6ee4\u7b97\u6cd5\u7684\u57fa\u7840\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p><strong>\u521b\u5efa\u56de\u8c03\u51fd\u6570<\/strong><\/p>\n<pre>&lt;?php\n\/\/ \u56de\u8c03\u51fd\u6570\nfunction greet($name) {\n  echo \"Hello, $name!\\n\";\n}\n\n\/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570\ncall_user_func('greet', 'John'); \/\/ \u8f93\u51fa\uff1aHello, John!\n?&gt;<\/pre>\n<p><strong>\u4e8b\u4ef6\u5904\u7406<\/strong><\/p>\n<pre>&lt;?php\nclass MyClass {\n  \/\/ \u6dfb\u52a0\u4e8b\u4ef6\u76d1\u542c\u5668\n  public function addEventListener($event, $listener) {\n    $this-&gt;listeners[$event][] = $listener;\n  }\n\n  \/\/ \u89e6\u53d1\u4e8b\u4ef6\n  public function triggerEvent($event, $args) {\n    foreach ($this-&gt;listeners[$event] ?? [] as $listener) {\n      call_user_func($listener, $args);\n    }\n  }\n}\n\n$obj = new MyClass();\n$obj-&gt;addEventListener('click', function() { echo 'Click event triggered!\\n'; });\n$obj-&gt;triggerEvent('click'); \/\/ \u8f93\u51fa\uff1aClick event triggered!<\/pre>\n<p><strong>\u6bd4\u8f83\u51fd\u6570<\/strong><\/p>\n<pre>&lt;?php\n\/\/ \u6bd4\u8f83\u51fd\u6570\nfunction compareAge($person1, $person2) {\n  return $person1['age'] - $person2['age'];\n}\n\n\/\/ \u5bf9\u6570\u7ec4\u6309\u5e74\u9f84\u6392\u5e8f\n$people = [\n  ['name' =&gt; 'John', 'age' =&gt; 30],\n  ['name' =&gt; 'Mary', 'age' =&gt; 25],\n  ['name' =&gt; 'Bob', 'age' =&gt; 35],\n];\n\nusort($people, 'compareAge');\n\n\/\/ \u8f93\u51fa\u6392\u5e8f\u540e\u7684\u6570\u7ec4\nforeach ($people as $person) {\n  echo $person['name'] . ': ' . $person['age'] . \"\\n\";\n}\n?&gt;<\/pre>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f \u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aPHP \u51fd\u6570\u7684\u51fd\u6570\u6307\u9488\u7528\u4e8e\u89e3\u51b3\u54ea\u4e9b\u5177\u4f53\u95ee\u9898\uff1f\u300b\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01 PHP \u51fd\u6570\u6307\u9488\uff1a\u89e3\u51b3\u590d\u6742\u95ee\u9898\u7684\u5229\u5668 \u7b80\u4ecb \u51fd\u6570\u6307\u9488\u662f\u4e00\u79cd\u5f3a\u5927\u7684 PHP \u673a\u5236\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5c06\u51fd\u6570\u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u53c2\u6570\u4f20\u9012\u548c\u8fd4\u56de\u3002\u8fd9\u4f7f\u5f97\u7f16\u5199\u9ad8\u5ea6\u6a21\u5757\u5316\u548c\u53ef\u91cd\u7528\u7684\u4ee3\u7801\u6210\u4e3a\u53ef\u80fd\u3002 \u89e3\u51b3\u7684\u95ee\u9898 \u51fd\u6570\u6307\u9488\u5c24\u5176\u9002\u7528\u4e8e\u89e3\u51b3\u4ee5\u4e0b\u95ee\u9898\uff1a \u56de\u8c03\u51fd\u6570\uff1a\u521b\u5efa\u53ef\u7531\u5176\u4ed6\u51fd\u6570\u8c03\u7528\u7684\u51fd\u6570\uff0c\u5141\u8bb8\u5c06\u81ea\u5b9a\u4e49\u4ee3\u7801\u96c6\u6210\u5230\u5916\u90e8\u7cfb\u7edf\u3002 \u4e8b\u4ef6\u5904\u7406\uff1a\u5b9a\u4e49\u54cd\u5e94\u7279\u5b9a\u4e8b\u4ef6\u7684\u56de\u8c03\u51fd\u6570\uff0c\u4ece\u800c\u5b9e\u73b0\u4e8b\u4ef6\u9a71\u52a8\u7684\u7f16\u7a0b\u3002 \u6bd4\u8f83\u51fd\u6570\uff1a\u521b\u5efa\u53ef\u7528\u4e8e\u6bd4\u8f83\u4e24\u4e2a\u5143\u7d20\u7684\u51fd\u6570\uff0c\u6b64\u529f\u80fd\u662f\u6392\u5e8f\u548c\u8fc7\u6ee4\u7b97\u6cd5\u7684\u57fa\u7840\u3002 \u5b9e\u6218\u6848\u4f8b \u521b\u5efa\u56de\u8c03\u51fd\u6570 &lt;?php \/\/ \u56de\u8c03\u51fd\u6570 function greet($name) { echo &#8220;Hello, $name!\\n&#8221;; } \/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570 call_user_func(&#8216;greet&#8217;, &#8216;John&#8217;); \/\/ \u8f93\u51fa\uff1aHello, John! ?&gt; \u4e8b\u4ef6\u5904\u7406 &lt;?php class MyClass { \/\/ \u6dfb\u52a0\u4e8b\u4ef6\u76d1\u542c\u5668 public function addEventListener($event, $listener) { $this-&gt;listeners[$event][] = $listener; } \/\/ \u89e6\u53d1\u4e8b\u4ef6 public function [&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-48218","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48218","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=48218"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48218\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}