{"id":47565,"date":"2024-12-02T10:05:01","date_gmt":"2024-12-02T02:05:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47565\/"},"modified":"2024-12-02T10:05:01","modified_gmt":"2024-12-02T02:05:01","slug":"php-%e5%87%bd%e6%95%b0%e4%ba%8b%e4%bb%b6%e5%a4%84%e7%90%86%e6%8a%80%e6%9c%af%e4%b8%8e%e5%9f%ba%e4%ba%8e%e5%9b%9e%e8%b0%83%e7%9a%84%e4%ba%8b%e4%bb%b6%e5%a4%84%e7%90%86%e6%9c%89%e4%bd%95%e5%bc%82","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47565\/","title":{"rendered":"PHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f<\/h1>\n

\u4f60\u5728\u5b66\u4e60\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587\u300aPHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f\u300b<\/span>\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230<\/span>\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01<\/p>\n

PHP \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e8b\u4ef6\u5904\u7406\u6280\u672f\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u548c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u3002\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u91c7\u7528\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u7c7b\u7684\u65b9\u6cd5\uff0c\u66f4\u6613\u7406\u89e3\u548c\u7ef4\u62a4\u3002\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u4f7f\u7528\u56de\u8c03\u51fd\u6570\uff0c\u66f4\u7075\u6d3b\uff0c\u5141\u8bb8\u6ce8\u518c\u4efb\u4f55\u7c7b\u578b\u7684\u53ef\u8c03\u7528\u5bf9\u8c61\u3002\u5177\u4f53\u533a\u522b\u5728\u4e8e\u9762\u5411\u5bf9\u8c61\u3001\u4e8b\u4ef6\u65b9\u6cd5\u7c7b\u578b\u548c\u6269\u5c55\u6027\u65b9\u9762\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\uff1a\u5f02\u540c<\/strong><\/p>\n

PHP \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e8b\u4ef6\u5904\u7406\u6280\u672f\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u548c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u3002\u5b83\u4eec\u5728\u5b9e\u73b0\u4e0a\u6709\u7740\u4e0d\u540c\u7684\u65b9\u6cd5\uff0c\u5404\u6709\u5229\u5f0a\u3002<\/p>\n

\u51fd\u6570\u4e8b\u4ef6\u5904\u7406<\/strong><\/p>\n

\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u91c7\u7528\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e8b\u4ef6\u88ab\u89c6\u4e3a\u7c7b\u7684\u65b9\u6cd5\u3002\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u88ab\u6ce8\u518c\u5230\u7c7b\u7684\u7279\u5b9a\u4e8b\u4ef6\u65b9\u6cd5\u4e0a\uff0c\u5f53\u89e6\u53d1\u4e8b\u4ef6\u65f6\uff0c\u4f1a\u8c03\u7528\u76f8\u5e94\u7684\u4e8b\u4ef6\u65b9\u6cd5\u3002<\/p>\n

class EventBus {\n    private $events = [];\n\n    public function on($eventName, callable $callback) {\n        $this->events[$eventName][] = $callback;\n    }\n\n    public function trigger($eventName, ...$args) {\n        if (isset($this->events[$eventName])) {\n            foreach ($this->events[$eventName] as $callback) {\n                call_user_func_array($callback, $args);\n            }\n        }\n    }\n}<\/pre>\n
\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406<\/strong><\/p>\n
\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u4f7f\u7528\u56de\u8c03\u51fd\u6570\uff08\u4e00\u79cd\u6307\u5411\u51fd\u6570\u7684\u6307\u9488\uff09\u6765\u5904\u7406\u4e8b\u4ef6\u3002\u4e8b\u4ef6\u88ab\u6ce8\u518c\u5230\u4e00\u4e2a\u4e8b\u4ef6\u603b\u7ebf\u4e0a\uff0c\u5b83\u662f\u4e00\u4e2a\u7ba1\u7406\u56de\u8c03\u7684\u5bb9\u5668\u3002\u5f53\u89e6\u53d1\u4e8b\u4ef6\u65f6\uff0c\u4e8b\u4ef6\u603b\u7ebf\u4f1a\u8c03\u7528\u6240\u6709\u6ce8\u518c\u4e86\u8be5\u4e8b\u4ef6\u7684\u56de\u8c03\u3002<\/p>\n
class EventBus {\n    private $callbacks = [];\n\n    public function on($eventName, callable $callback) {\n        $this->callbacks[$eventName][] = $callback;\n    }\n\n    public function trigger($eventName, ...$args) {\n        if (isset($this->callbacks[$eventName])) {\n            foreach ($this->callbacks[$eventName] as $callback) {\n                $callback(...$args);\n            }\n        }\n    }\n}<\/pre>\n
\u5f02\u540c<\/strong><\/p>\n
\u5f02\u540c\u70b9\uff1a<\/strong><\/p>\n
    \n
  • \u9762\u5411\u5bf9\u8c61<\/strong>\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u662f\u9762\u5411\u5bf9\u8c61\u7684\uff0c\u800c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u662f\u9762\u5411\u8fc7\u7a0b\u7684\u3002<\/li>\n
  • \u4e8b\u4ef6\u65b9\u6cd5<\/strong>\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u7c7b\u7684\u65b9\u6cd5\uff0c\u800c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u56de\u8c03\u51fd\u6570\u3002<\/li>\n
  • \u6269\u5c55\u6027<\/strong>\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0\u66f4\u591a\u65b9\u6cd5\u6765\u6269\u5c55\u4e8b\u4ef6\u7cfb\u7edf\uff0c\u800c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u9700\u8981\u901a\u8fc7\u6269\u5c55\u4e8b\u4ef6\u603b\u7ebf\u6765\u6269\u5c55\u3002<\/li>\n<\/ul>\n
    \u4f18\u70b9\uff1a<\/strong><\/p>\n
      \n
    • \n
      \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\uff1a<\/strong><\/p>\n
        \n
      • \u66f4\u5bb9\u6613\u9605\u8bfb\u548c\u7406\u89e3\uff0c\u56e0\u4e3a\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u7c7b\u4e2d\u7684\u65b9\u6cd5\u3002<\/li>\n
      • \u7531\u4e8e\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6613\u4e8e\u7ef4\u62a4\u548c\u6269\u5c55\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n
        \u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\uff1a<\/strong><\/p>\n
          \n
        • \u66f4\u7075\u6d3b\uff0c\u5141\u8bb8\u60a8\u6ce8\u518c\u4efb\u4f55\u7c7b\u578b\u7684\u53ef\u8c03\u7528\u7684\u5bf9\u8c61\u3002<\/li>\n
        • \u7531\u4e8e\u4e8b\u4ef6\u603b\u7ebf\u7684\u5b58\u5728\uff0c\u66f4\u6613\u4e8e\u6269\u5c55\u548c\u91cd\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
          \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
          \u4f7f\u7528\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\uff1a<\/strong><\/p>\n
          class MyEventBus {\n    public function onButtonClicked() {\n        echo \"Button clicked!\\n\";\n    }\n\n    public function onFormSubmitted() {\n        echo \"Form submitted!\\n\";\n    }\n}\n\n$eventBus = new MyEventBus();\n\n\/\/ \u6ce8\u518c\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\n$eventBus->on(\"button_clicked\", [$eventBus, \"onButtonClicked\"]);\n$eventBus->on(\"form_submitted\", [$eventBus, \"onFormSubmitted\"]);\n\n\/\/ \u89e6\u53d1\u4e8b\u4ef6\n$eventBus->trigger(\"button_clicked\");\n$eventBus->trigger(\"form_submitted\");<\/pre>\n
          \u4f7f\u7528\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\uff1a<\/strong><\/p>\n
          class MyEventBus {\n    private $callbacks = [];\n\n    public function on($eventName, callable $callback) {\n        $this->callbacks[$eventName][] = $callback;\n    }\n\n    public function trigger($eventName, ...$args) {\n        if (isset($this->callbacks[$eventName])) {\n            foreach ($this->callbacks[$eventName] as $callback) {\n                $callback(...$args);\n            }\n        }\n    }\n}\n\n$eventBus = new MyEventBus();\n\n\/\/ \u6ce8\u518c\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\n$eventBus->on(\"button_clicked\", function() {\n    echo \"Button clicked!\\n\";\n});\n$eventBus->on(\"form_submitted\", function() {\n    echo \"Form submitted!\\n\";\n});\n\n\/\/ \u89e6\u53d1\u4e8b\u4ef6\n$eventBus->trigger(\"button_clicked\");\n$eventBus->trigger(\"form_submitted\");<\/pre>\n
          \u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
          PHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f \u4f60\u5728\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587\u300aPHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u6709\u4f55\u5f02\u540c\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01 PHP \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e8b\u4ef6\u5904\u7406\u6280\u672f\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u548c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u3002\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u91c7\u7528\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u7c7b\u7684\u65b9\u6cd5\uff0c\u66f4\u6613\u7406\u89e3\u548c\u7ef4\u62a4\u3002\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u4f7f\u7528\u56de\u8c03\u51fd\u6570\uff0c\u66f4\u7075\u6d3b\uff0c\u5141\u8bb8\u6ce8\u518c\u4efb\u4f55\u7c7b\u578b\u7684\u53ef\u8c03\u7528\u5bf9\u8c61\u3002\u5177\u4f53\u533a\u522b\u5728\u4e8e\u9762\u5411\u5bf9\u8c61\u3001\u4e8b\u4ef6\u65b9\u6cd5\u7c7b\u578b\u548c\u6269\u5c55\u6027\u65b9\u9762\u3002 PHP \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u6280\u672f\u4e0e\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\uff1a\u5f02\u540c PHP \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e8b\u4ef6\u5904\u7406\u6280\u672f\uff1a\u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u548c\u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u3002\u5b83\u4eec\u5728\u5b9e\u73b0\u4e0a\u6709\u7740\u4e0d\u540c\u7684\u65b9\u6cd5\uff0c\u5404\u6709\u5229\u5f0a\u3002 \u51fd\u6570\u4e8b\u4ef6\u5904\u7406 \u51fd\u6570\u4e8b\u4ef6\u5904\u7406\u91c7\u7528\u9762\u5411\u5bf9\u8c61\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e8b\u4ef6\u88ab\u89c6\u4e3a\u7c7b\u7684\u65b9\u6cd5\u3002\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u88ab\u6ce8\u518c\u5230\u7c7b\u7684\u7279\u5b9a\u4e8b\u4ef6\u65b9\u6cd5\u4e0a\uff0c\u5f53\u89e6\u53d1\u4e8b\u4ef6\u65f6\uff0c\u4f1a\u8c03\u7528\u76f8\u5e94\u7684\u4e8b\u4ef6\u65b9\u6cd5\u3002 class EventBus { private $events = []; public function on($eventName, callable $callback) { $this->events[$eventName][] = $callback; } public function trigger($eventName, …$args) { if (isset($this->events[$eventName])) { foreach ($this->events[$eventName] as $callback) { call_user_func_array($callback, $args); } } } } \u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406 \u57fa\u4e8e\u56de\u8c03\u7684\u4e8b\u4ef6\u5904\u7406\u4f7f\u7528\u56de\u8c03\u51fd\u6570\uff08\u4e00\u79cd\u6307\u5411\u51fd\u6570\u7684\u6307\u9488\uff09\u6765\u5904\u7406\u4e8b\u4ef6\u3002\u4e8b\u4ef6\u88ab\u6ce8\u518c\u5230\u4e00\u4e2a\u4e8b\u4ef6\u603b\u7ebf\u4e0a\uff0c\u5b83\u662f\u4e00\u4e2a\u7ba1\u7406\u56de\u8c03\u7684\u5bb9\u5668\u3002\u5f53\u89e6\u53d1\u4e8b\u4ef6\u65f6\uff0c\u4e8b\u4ef6\u603b\u7ebf\u4f1a\u8c03\u7528\u6240\u6709\u6ce8\u518c\u4e86\u8be5\u4e8b\u4ef6\u7684\u56de\u8c03\u3002 class EventBus { private $callbacks […]<\/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-47565","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47565","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=47565"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47565\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}