{"id":47852,"date":"2024-12-02T08:17:06","date_gmt":"2024-12-02T00:17:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47852\/"},"modified":"2024-12-02T08:17:06","modified_gmt":"2024-12-02T00:17:06","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%8e%e6%95%8f%e6%8d%b7%e5%bc%80%e5%8f%91","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47852\/","title":{"rendered":"PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e0e\u654f\u6377\u5f00\u53d1"},"content":{"rendered":"

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

PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e0e\u654f\u6377\u5f00\u53d1<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aPHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e0e\u654f\u6377\u5f00\u53d1\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

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\"PHP<\/p>\n

PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5728\u654f\u6377\u5f00\u53d1\u4e2d\u7684\u5e94\u7528<\/strong><\/p>\n

\u7b80\u4ecb<\/strong><\/p>\n

\u5728\u654f\u6377\u5f00\u53d1\u4e2d\uff0c\u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u662f\u4e00\u79cd\u5c06\u590d\u6742\u4ee3\u7801\u5206\u89e3\u4e3a\u8f83\u5c0f\u3001\u53ef\u91cd\u7528\u5355\u5143\u7684\u6709\u6548\u65b9\u6cd5\u3002\u901a\u8fc7\u5e94\u7528\u8fd9\u4e9b\u6a21\u5f0f\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u6d4b\u8bd5\u6027\u3002<\/p>\n

\u7b56\u7565\u6a21\u5f0f<\/strong><\/p>\n

\u7b56\u7565\u6a21\u5f0f\u5141\u8bb8\u60a8\u6839\u636e\u4e0d\u540c\u7684\u7b97\u6cd5\u6216\u7b56\u7565\u52a8\u6001\u9009\u62e9\u51fd\u6570\u7684\u884c\u4e3a\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e0d\u540c\u7684\u65e5\u5fd7\u7b56\u7565\u7c7b\uff0c\u4f8b\u5982\u6587\u4ef6\u65e5\u5fd7\u5668\u548c\u6570\u636e\u5e93\u65e5\u5fd7\u5668\u3002<\/p>\n

\u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n

interface LoggerInterface\n{\n    public function log(string $message): void;\n}\n\nclass FileLogger implements LoggerInterface\n{\n    public function log(string $message): void\n    {\n        file_put_contents('logfile.txt', $message);\n    }\n}\n\nclass DatabaseLogger implements LoggerInterface\n{\n    public function log(string $message): void\n    {\n        \/\/ \u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u4ee5\u8bb0\u5f55\u6d88\u606f\n    }\n}\n\n\/\/ \u4f7f\u7528\u7b56\u7565\u6a21\u5f0f\n$logger = new FileLogger();\n$logger->log('\u6d88\u606f');<\/pre>\n
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\u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n
abstract class LoggerFactory\n{\n    public abstract function createLogger(): LoggerInterface;\n}\n\nclass FileLoggerFactory extends LoggerFactory\n{\n    public function createLogger(): LoggerInterface\n    {\n        return new FileLogger();\n    }\n}\n\nclass DatabaseLoggerFactory extends LoggerFactory\n{\n    public function createLogger(): LoggerInterface\n    {\n        return new DatabaseLogger();\n    }\n}\n\n\/\/ \u4f7f\u7528\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\n$loggerFactory = new FileLoggerFactory();\n$logger = $loggerFactory->createLogger();<\/pre>\n
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\u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n
interface LoggerAdapterInterface\n{\n    public function log(string $message): void;\n}\n\nclass LegacyLogger\n{\n    public function printLog(string $message): void\n    {\n        \/\/ \u65e7\u7684\u65e5\u5fd7\u8bb0\u5f55\u903b\u8f91\n    }\n}\n\nclass LegacyLoggerAdapter implements LoggerAdapterInterface\n{\n    private LegacyLogger $logger;\n\n    public function __construct(LegacyLogger $logger)\n    {\n        $this->logger = $logger;\n    }\n\n    public function log(string $message): void\n    {\n        $this->logger->printLog($message);\n    }\n}\n\n\/\/ \u4f7f\u7528\u88c5\u914d\u5668\u6a21\u5f0f\n$legacyLogger = new LegacyLogger();\n$adapter = new LegacyLoggerAdapter($legacyLogger);\n$adapter->log('\u6d88\u606f');<\/pre>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
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PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e0e\u654f\u6377\u5f00\u53d1 \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aPHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5e94\u7528\u4e0e\u654f\u6377\u5f00\u53d1\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 \u5728\u654f\u6377\u5f00\u53d1\u4e2d\uff0c\u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u53ef\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u3002\u7b56\u7565\u6a21\u5f0f\u5141\u8bb8\u6839\u636e\u4e0d\u540c\u7b97\u6cd5\u9009\u62e9\u51fd\u6570\u884c\u4e3a\uff1b\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u63d0\u4f9b\u521b\u5efa\u5bf9\u8c61\u7684\u63a5\u53e3\uff0c\u8ba9\u5b50\u7c7b\u51b3\u5b9a\u5b9e\u4f8b\u5316\u7c7b\u578b\uff1b\u88c5\u914d\u5668\u6a21\u5f0f\u9002\u914d\u73b0\u6709\u7c7b\u5230\u4e0d\u517c\u5bb9\u63a5\u53e3\uff0c\u91cd\u7528\u65e7\u4ee3\u7801\u3002\u8fd9\u4e9b\u6a21\u5f0f\u5728\u654f\u6377\u5f00\u53d1\u4e2d\u5e94\u7528\u5e7f\u6cdb\uff0c\u5982\u8d2d\u7269\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7b56\u7565\u6a21\u5f0f\u9009\u62e9\u4ed8\u6b3e\u65b9\u5f0f\uff0c\u5de5\u5382\u65b9\u6cd5\u6a21\u5f0f\u521b\u5efa\u65e5\u5fd7\u5bf9\u8c61\uff0c\u88c5\u914d\u5668\u6a21\u5f0f\u9002\u914d\u65e7\u65e5\u5fd7\u4ee3\u7801\u5230\u65b0\u63a5\u53e3\u3002 PHP \u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u5728\u654f\u6377\u5f00\u53d1\u4e2d\u7684\u5e94\u7528 \u7b80\u4ecb \u5728\u654f\u6377\u5f00\u53d1\u4e2d\uff0c\u51fd\u6570\u8bbe\u8ba1\u6a21\u5f0f\u662f\u4e00\u79cd\u5c06\u590d\u6742\u4ee3\u7801\u5206\u89e3\u4e3a\u8f83\u5c0f\u3001\u53ef\u91cd\u7528\u5355\u5143\u7684\u6709\u6548\u65b9\u6cd5\u3002\u901a\u8fc7\u5e94\u7528\u8fd9\u4e9b\u6a21\u5f0f\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u6d4b\u8bd5\u6027\u3002 \u7b56\u7565\u6a21\u5f0f \u7b56\u7565\u6a21\u5f0f\u5141\u8bb8\u60a8\u6839\u636e\u4e0d\u540c\u7684\u7b97\u6cd5\u6216\u7b56\u7565\u52a8\u6001\u9009\u62e9\u51fd\u6570\u7684\u884c\u4e3a\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e0d\u540c\u7684\u65e5\u5fd7\u7b56\u7565\u7c7b\uff0c\u4f8b\u5982\u6587\u4ef6\u65e5\u5fd7\u5668\u548c\u6570\u636e\u5e93\u65e5\u5fd7\u5668\u3002 \u4ee3\u7801\u793a\u4f8b\uff1a interface LoggerInterface { public function log(string $message): void; } class FileLogger implements LoggerInterface { public function log(string $message): void { file_put_contents(‘logfile.txt’, $message); } } class DatabaseLogger implements LoggerInterface { public function log(string $message): void { \/\/ \u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u4ee5\u8bb0\u5f55\u6d88\u606f } } \/\/ \u4f7f\u7528\u7b56\u7565\u6a21\u5f0f $logger = […]<\/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-47852","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47852","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=47852"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47852\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}