{"id":22346,"date":"2024-11-21T15:10:25","date_gmt":"2024-11-21T07:10:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22346\/"},"modified":"2024-11-21T15:10:25","modified_gmt":"2024-11-21T07:10:25","slug":"%e4%bb%80%e4%b9%88%e6%98%afioc%e5%ae%b9%e5%99%a8%ef%bc%9f%e4%b8%ba%e4%bb%80%e4%b9%88laravel%e9%87%8d%e8%a7%86%e5%ae%83%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22346\/","title":{"rendered":"\u4ec0\u4e48\u662fIOC\u5bb9\u5668\uff1f\u4e3a\u4ec0\u4e48Laravel\u91cd\u89c6\u5b83\uff1f"},"content":{"rendered":"

laravel \u662f\u4e00\u4e2a\u6d41\u884c\u7684 php \u5f00\u53d1\u6846\u67b6\uff0c\u5b83\u6df1\u53d7\u5f00\u53d1\u8005\u7684\u559c\u7231\u3002laravel \u91c7\u7528\u4e86\u8bb8\u591a\u73b0\u4ee3\u5316\u7684\u5f00\u53d1\u65b9\u6cd5\u548c\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5176\u4e2d\u5305\u62ec ioc \u5bb9\u5668\uff08inversion of control container\uff0c\u63a7\u5236\u53cd\u8f6c\u5bb9\u5668\uff09\u3002\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u4ec0\u4e48\u662f ioc \u5bb9\u5668\u4ee5\u53ca\u4e3a\u4ec0\u4e48 laravel \u5982\u6b64\u91cd\u89c6\u5b83\u3002<\/p>\n

\u4ec0\u4e48\u662f IOC \u5bb9\u5668\uff1f<\/h2>\n

IOC\uff08Inversion of Control\uff0c\u63a7\u5236\u53cd\u8f6c\uff09\u662f\u4e00\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e3b\u8981\u7528\u4e8e\u7b80\u5316\u4ee3\u7801\u4e4b\u95f4\u7684\u8026\u5408\u5173\u7cfb\u3002\u5b83\u7684\u7406\u5ff5\u662f\u5c06\u4ee3\u7801\u4e2d\u7684\u5173\u952e\u90e8\u5206\u89e3\u8026\uff0c\u4f7f\u5f97\u4ee3\u7801\u7ed3\u6784\u66f4\u52a0\u7075\u6d3b\u3002\u8fd9\u79cd\u601d\u60f3\u9010\u6e10\u5730\u6f14\u5316\u51fa\u4e86\u4f9d\u8d56\u6ce8\u5165\uff08Dependency Injection, DI\uff09\u8fd9\u4e00\u6280\u672f\u3002\u4f9d\u8d56\u6ce8\u5165\u7b80\u5355\u5730\u8bf4\u5c31\u662f\u5c06\u4e00\u4e2a\u5bf9\u8c61\u6240\u4f9d\u8d56\u7684\u5176\u4ed6\u5bf9\u8c61\u7684\u521b\u5efa\u548c\u7ba1\u7406\u4ea4\u7531\u66f4\u9ad8\u7ea7\u522b\u7684\u4ee3\u7801\u6765\u5b8c\u6210\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u6211\u4eec\u6bcf\u6b21\u9700\u8981\u8bbf\u95ee\u67d0\u4e2a\u5df2\u7ecf\u521b\u5efa\u7684\u5bf9\u8c61\u65f6\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7\u4f9d\u8d56\u6ce8\u5165\u7684\u65b9\u5f0f\u6765\u5f97\u5230\u8fd9\u4e2a\u5bf9\u8c61\uff0c\u907f\u514d\u4e86\u6bcf\u6b21\u90fd\u9700\u8981\u624b\u52a8\u5b9e\u4f8b\u5316\u4e00\u4e2a\u5bf9\u8c61\u7684\u7e41\u7410\u5de5\u4f5c\u3002<\/p>\n

\u800c IOC \u5bb9\u5668\u5c31\u662f\u5b9e\u73b0\u4f9d\u8d56\u6ce8\u5165\u6280\u672f\u7684\u4e00\u79cd\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u7ba1\u7406\u5404\u4e2a\u7c7b\u4e4b\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u5e76\u5c06\u8fd9\u4e9b\u4f9d\u8d56\u5173\u7cfb\u6ce8\u5165\u5230\u5bf9\u8c61\u4e2d\u3002\u5728 Laravel \u4e2d\uff0cIOC \u5bb9\u5668\u662f\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u8bf4\u6240\u6709\u7684\u670d\u52a1\u90fd\u901a\u8fc7 IOC \u5bb9\u5668\u6ce8\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002<\/p>\n

\u4f18\u70b9<\/h2>\n

1. \u53ef\u7ef4\u62a4\u6027\u66f4\u9ad8<\/h3>\n

IOC \u5bb9\u5668\u4f7f\u5f97\u4ee3\u7801\u4e4b\u95f4\u7684\u4f9d\u8d56\u66f4\u52a0\u5173\u6ce8\u63a5\u53e3\u800c\u4e0d\u662f\u7279\u5b9a\u5b9e\u73b0\u7684\u7ec6\u8282\u3002\u8fd9\u6837\uff0c\u5f53\u67d0\u4e2a\u7279\u5b9a\u5b9e\u73b0\u51fa\u73b0\u95ee\u9898\u7684\u65f6\u5019\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5c06\u5b83\u4ece\u7cfb\u7edf\u4e2d\u79fb\u9664\u5e76\u66ff\u6362\u4e3a\u4e00\u4e2a\u65b0\u7684\u5b9e\u73b0\uff0c\u800c\u4e0d\u4f1a\u5bf9\u4ee3\u7801\u4e2d\u5176\u4ed6\u90e8\u5206\u9020\u6210\u592a\u5927\u7684\u5f71\u54cd\u3002<\/p>\n

2. \u6613\u4e8e\u6d4b\u8bd5<\/h3>\n

\u7531\u4e8e\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u5b9e\u73b0\u4ece\u5176\u5b9e\u4f8b\u5316\u70b9\u5206\u79bb\u5f00\u6765\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u6a21\u62df\u8fd9\u4e9b\u5b9e\u73b0\u6765\u6d4b\u8bd5\u4e0e\u5b83\u4eec\u4ea4\u4e92\u7684\u4ee3\u7801\u3002<\/p>\n

3. \u66f4\u52a0\u7075\u6d3b<\/h3>\n

\u4f7f\u7528 IOC \u5bb9\u5668\u53ef\u4ee5\u4f7f\u60a8\u7684\u4ee3\u7801\u66f4\u52a0\u7075\u6d3b\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u5728\u751f\u4ea7\u73af\u5883\u548c\u5f00\u53d1\u73af\u5883\u4e2d\u4ea4\u6362\u5bf9\u8c61\u5b9e\u73b0\u3002<\/p>\n

Laravel \u4e2d\u7684 IOC \u5bb9\u5668<\/h2>\n

\u5728 Laravel \u4e2d\uff0cIOC \u5bb9\u5668\u662f\u4e00\u4e2a\u652f\u6301\u4f9d\u8d56\u6ce8\u5165\u7684\u670d\u52a1\u5bb9\u5668\u3002\u901a\u8fc7\u4f7f\u7528 Laravel \u7684 IOC \u5bb9\u5668\uff0c\u6211\u4eec\u53ef\u4ee5\u5feb\u901f\u5730\u5c06\u4f9d\u8d56\u9879\u6ce8\u5165\u5230\u9700\u8981\u5b83\u4eec\u7684\u6bcf\u4e2a\u7c7b\u4e2d\u3002<\/p>\n

\u6ce8\u518c\u670d\u52a1<\/h3>\n

\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u5c06\u7c7b\u6ce8\u518c\u5230 IOC \u5bb9\u5668\u4e2d\u6765\u544a\u8bc9\u5bb9\u5668\u5982\u4f55\u5b9e\u4f8b\u5316\u548c\u6ce8\u5165\u5b83\u4eec\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7 ServiceProvider \u7c7b\u5b8c\u6210\u3002ServiceProvider \u662f\u4e00\u4e2a\u62bd\u8c61\u7c7b\uff0c\u5fc5\u987b\u5b9e\u73b0 register() \u65b9\u6cd5\u6765\u544a\u8bc9 IOC \u5bb9\u5668\u5982\u4f55\u7ed1\u5b9a\u670d\u52a1\uff0c\u4ee5\u53ca boot() \u65b9\u6cd5\u6765\u5728\u670d\u52a1\u5bb9\u5668\u6ce8\u518c\u540e\u6267\u884c\u64cd\u4f5c\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b ServiceProvider \u7c7b\uff1a<\/p>\n

<?php\n\nnamespace AppProviders;\n\nuse IlluminateSupportServiceProvider;\nuse AppServicesExampleService;\n\nclass ExampleServiceProvider extends ServiceProvider\n{\n    \/**\n     * Register services.\n     *\n     * @return void\n     *\/\n    public function register()\n    {\n        $this->app->bind('example', function () {\n            return new ExampleService();\n        });\n    }\n\n    \/**\n     * Bootstrap services.\n     *\n     * @return void\n     *\/\n    public function boot()\n    {\n        \/\/\n    }\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u4e2a ServiceProvider \u7c7b\u4e2d\uff0c\u6211\u4eec\u5728 register() \u65b9\u6cd5\u4e2d\u7ed1\u5b9a\u4e86\u4e00\u4e2a\u670d\u52a1 example\u3002 \u8be5\u670d\u52a1\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u662f ‘example’\uff0c\u7ed1\u5b9a\u4e86\u4e00\u4e2a\u95ed\u5305\uff0c\u8be5\u95ed\u5305\u5c06\u5728\u6bcf\u6b21\u8bf7\u6c42\u8be5\u670d\u52a1\u65f6\u8fd4\u56de ExampleService \u7684\u65b0\u5b9e\u4f8b\u3002<\/p>\n
\u89e3\u6790\u670d\u52a1<\/h3>\n
\u8981\u89e3\u6790\u5728 IOC \u5bb9\u5668\u4e2d\u6ce8\u518c\u7684\u670d\u52a1\uff0c\u53ef\u4ee5\u4f7f\u7528 Laravel \u7684 Facades \u6216\u8005\u624b\u52a8\u5730\u89e3\u6790\u670d\u52a1\u3002\u4f7f\u7528 Facade \u53ef\u4ee5\u66f4\u4e3a\u65b9\u4fbf\u5730\u8bbf\u95ee\u670d\u52a1\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5728\u66f4\u5c11\u7684\u4ee3\u7801\u4e2d\u5b8c\u6210 IOC \u5bb9\u5668\u7ba1\u7406\u7684\u670d\u52a1\u5bf9\u8c61\u7684\u89e3\u6790\u3002<\/p>\n
\u4f8b\u5982\uff0c\u8981\u5728\u63a7\u5236\u5668\u4e2d\u4f7f\u7528 ExampleService\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u89e3\u6790\u670d\u52a1\uff1a<\/p>\n
use IlluminateSupportFacadesApp;\nuse AppServicesExampleService;\n\nclass ExampleController extends Controller\n{\n    public function index()\n    {\n        $example = App::make(ExampleService::class);\n        \/\/ \u6216\u8005\uff1a$example = app()->make(ExampleService::class);\n        \/\/ \u6216\u8005\uff1a$example = resolve(ExampleService::class);\n    }\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u8c03\u7528\u4e86 App Facade \u7684 make() \u65b9\u6cd5\u6765\u89e3\u6790 ExampleService\u3002\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528 app() \u51fd\u6570\u6216 resolve() \u51fd\u6570\u4ee5\u76f8\u540c\u7684\u65b9\u5f0f\u5b9e\u73b0\u8be5\u529f\u80fd\u3002<\/p>\n
\u81ea\u52a8\u89e3\u6790\u4f9d\u8d56\u9879<\/h3>\n
Laravel \u7684 IOC \u5bb9\u5668\u8fd8\u80fd\u81ea\u52a8\u89e3\u6790\u4f9d\u8d56\u9879\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5f53\u4f60\u9700\u8981\u4e00\u4e2a\u7c7b\u7684\u65b0\u5b9e\u4f8b\u65f6\uff0cLaravel \u7684 IOC \u5bb9\u5668\u80fd\u591f\u81ea\u52a8\u67e5\u627e\u5b83\u6240\u4f9d\u8d56\u7684\u7c7b\uff0c\u5e76\u5b9e\u4f8b\u5316\u5b83\u4eec\u3002\u8fd9\u6781\u5927\u5730\u51cf\u5c11\u4e86\u5f00\u53d1\u8005\u7684\u8d1f\u62c5\u3002<\/p>\n
\u4f8b\u5982\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4ee5\u4e0b\u4e24\u4e2a\u7c7b\uff1a<\/p>\n
namespace AppServices;\n\nclass ExampleService\n{\n    public function __construct(ExampleRepository $repository)\n    {\n        \/\/\n    }\n}\n\nclass ExampleRepository\n{\n    public function findAll()\n    {\n        \/\/\n    }\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cExampleService \u4f9d\u8d56 ExampleRepository\u3002\u8981\u521b\u5efa ExampleService \u7684\u5b9e\u4f8b\uff0cLaravel \u7684 IOC \u5bb9\u5668\u5c06\u81ea\u52a8\u67e5\u627e ExampleRepository \u7c7b\u5e76\u5c06\u5b83\u7684\u5b9e\u4f8b\u6ce8\u5165\u5230 ExampleService \u4e2d\u3002<\/p>\n
\u7ed3\u8bba<\/h2>\n
Laravel \u4e2d\u7684 IOC \u5bb9\u5668\u4f7f\u5f97\u670d\u52a1\u7684\u6ce8\u518c\u548c\u89e3\u6790\u53d8\u5f97\u7b80\u5355\u660e\u4e86\uff0c\u7f29\u77ed\u4e86\u5f00\u53d1\u65f6\u95f4\uff0c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u6d4b\u8bd5\u6027\u3002\u901a\u8fc7 IOC \u5bb9\u5668\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u52a0\u4e13\u6ce8\u4e8e\u7f16\u5199\u9ad8\u8d28\u91cf\u7684\u4e1a\u52a1\u4ee3\u7801\uff0c\u800c\u4e0d\u5fc5\u5173\u5fc3\u670d\u52a1\u7684\u5b9e\u4f8b\u5316\u548c\u7ba1\u7406\u7ec6\u8282\u3002\u56e0\u6b64\uff0c\u5b66\u4e60\u548c\u638c\u63e1 Laravel \u4e2d\u7684 IOC \u5bb9\u5668\u6280\u672f\uff0c\u5bf9\u4e8e Laravel \u5f00\u53d1\u8005\u6765\u8bf4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u4ec0\u4e48\u662fIOC\u5bb9\u5668\uff1f\u4e3a\u4ec0\u4e48Laravel\u91cd\u89c6\u5b83\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
laravel \u662f\u4e00\u4e2a\u6d41\u884c\u7684 php \u5f00\u53d1\u6846\u67b6\uff0c\u5b83\u6df1\u53d7\u5f00\u53d1\u8005\u7684\u559c\u7231\u3002laravel \u91c7\u7528\u4e86\u8bb8\u591a\u73b0\u4ee3\u5316\u7684\u5f00\u53d1\u65b9\u6cd5\u548c\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5176\u4e2d\u5305\u62ec ioc \u5bb9\u5668\uff08inversion of control container\uff0c\u63a7\u5236\u53cd\u8f6c\u5bb9\u5668\uff09\u3002\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u4ec0\u4e48\u662f ioc \u5bb9\u5668\u4ee5\u53ca\u4e3a\u4ec0\u4e48 laravel \u5982\u6b64\u91cd\u89c6\u5b83\u3002 \u4ec0\u4e48\u662f IOC \u5bb9\u5668\uff1f IOC\uff08Inversion of Control\uff0c\u63a7\u5236\u53cd\u8f6c\uff09\u662f\u4e00\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e3b\u8981\u7528\u4e8e\u7b80\u5316\u4ee3\u7801\u4e4b\u95f4\u7684\u8026\u5408\u5173\u7cfb\u3002\u5b83\u7684\u7406\u5ff5\u662f\u5c06\u4ee3\u7801\u4e2d\u7684\u5173\u952e\u90e8\u5206\u89e3\u8026\uff0c\u4f7f\u5f97\u4ee3\u7801\u7ed3\u6784\u66f4\u52a0\u7075\u6d3b\u3002\u8fd9\u79cd\u601d\u60f3\u9010\u6e10\u5730\u6f14\u5316\u51fa\u4e86\u4f9d\u8d56\u6ce8\u5165\uff08Dependency Injection, DI\uff09\u8fd9\u4e00\u6280\u672f\u3002\u4f9d\u8d56\u6ce8\u5165\u7b80\u5355\u5730\u8bf4\u5c31\u662f\u5c06\u4e00\u4e2a\u5bf9\u8c61\u6240\u4f9d\u8d56\u7684\u5176\u4ed6\u5bf9\u8c61\u7684\u521b\u5efa\u548c\u7ba1\u7406\u4ea4\u7531\u66f4\u9ad8\u7ea7\u522b\u7684\u4ee3\u7801\u6765\u5b8c\u6210\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u6211\u4eec\u6bcf\u6b21\u9700\u8981\u8bbf\u95ee\u67d0\u4e2a\u5df2\u7ecf\u521b\u5efa\u7684\u5bf9\u8c61\u65f6\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7\u4f9d\u8d56\u6ce8\u5165\u7684\u65b9\u5f0f\u6765\u5f97\u5230\u8fd9\u4e2a\u5bf9\u8c61\uff0c\u907f\u514d\u4e86\u6bcf\u6b21\u90fd\u9700\u8981\u624b\u52a8\u5b9e\u4f8b\u5316\u4e00\u4e2a\u5bf9\u8c61\u7684\u7e41\u7410\u5de5\u4f5c\u3002 \u800c IOC 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