{"id":47310,"date":"2024-12-02T09:31:13","date_gmt":"2024-12-02T01:31:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47310\/"},"modified":"2024-12-02T09:31:13","modified_gmt":"2024-12-02T01:31:13","slug":"php-%e5%91%bd%e5%90%8d%e7%a9%ba%e9%97%b4%e7%bb%84%e7%bb%87%e4%b8%8e%e4%bd%bf%e7%94%a8%e7%9a%84%e7%bb%88%e6%9e%81%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47310\/","title":{"rendered":"PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357<\/h1>\n<p>\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n<p>\u547d\u540d\u7a7a\u95f4\u662f\u7ec4\u7ec7 PHP \u4ee3\u7801\u7684\u5de5\u5177\uff0c\u901a\u8fc7\u5c06\u4ee3\u7801\u5206\u7ec4\u5e76\u4f7f\u7528\u53cd\u659c\u6760 () \u6807\u8bc6\u547d\u540d\u7a7a\u95f4\u540d\u79f0\u6765\u9632\u6b62\u540d\u79f0\u51b2\u7a81\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u521b\u5efa\u547d\u540d\u7a7a\u95f4\u65f6\u4f7f\u7528 namespace \u5173\u952e\u5b57\uff0c\u4f7f\u7528 use \u5173\u952e\u5b57\u5bfc\u5165\u547d\u540d\u7a7a\u95f4\u3002\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\u4f7f\u7528\u5c42\u6b21\u7ed3\u6784\u3001\u7b80\u6d01\u547d\u540d\u3001\u522b\u540d\u548c\u4e00\u6b21\u6027\u5bfc\u5165\u591a\u4e2a\u547d\u540d\u7a7a\u95f4\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u5b9e\u8df5\uff0c\u53ef\u4ee5\u5728\u5546\u57ce\u5e94\u7528\u7a0b\u5e8f\u7b49\u5b9e\u9645\u6848\u4f8b\u4e2d\u6709\u6548\u5730\u7ec4\u7ec7\u548c\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\uff0c\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729910308671c562405325.jpg\" class=\"aligncenter\" title=\"PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357\u63d2\u56fe\" alt=\"PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357\u63d2\u56fe\" \/><\/p>\n<h2>PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357<\/h2>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u547d\u540d\u7a7a\u95f4\u662f\u4e00\u79cd\u7ec4\u7ec7 PHP \u4ee3\u7801\u7684\u7cfb\u7edf\uff0c\u53ef\u9632\u6b62\u540d\u79f0\u51b2\u7a81\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd PHP \u547d\u540d\u7a7a\u95f4\uff0c\u5e76\u63d0\u4f9b\u5982\u4f55\u7ec4\u7ec7\u548c\u4f7f\u7528\u5b83\u4eec\u7684\u5b9e\u7528\u6307\u5357\u3002<\/p>\n<p><strong>\u4ec0\u4e48\u662f\u547d\u540d\u7a7a\u95f4\uff1f<\/strong><\/p>\n<p>\u547d\u540d\u7a7a\u95f4\u672c\u8d28\u4e0a\u662f\u4ee3\u7801\u5757\uff0c\u5176\u4e2d\u5305\u542b\u7c7b\u3001\u51fd\u6570\u548c\u5e38\u91cf\u3002\u6bcf\u4e2a\u547d\u540d\u7a7a\u95f4\u90fd\u7531\u4e00\u4e2a\u540d\u79f0\u6807\u8bc6\uff0c\u5b83\u4ee5\u53cd\u659c\u6760\uff08\\\uff09\u5f00\u5934\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>namespace My\\Example;\n\nuse Other\\Vendor\\Class;<\/pre>\n<p><strong>\u521b\u5efa\u547d\u540d\u7a7a\u95f4<\/strong><\/p>\n<p>\u4f7f\u7528 <code>namespace<\/code> \u5173\u952e\u5b57\u521b\u5efa\u547d\u540d\u7a7a\u95f4\uff0c\u540e\u9762\u8ddf\u4e0a\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>namespace Vendor\\Project\\Module;<\/pre>\n<p><strong>\u4f7f\u7528\u547d\u540d\u7a7a\u95f4<\/strong><\/p>\n<p>\u8981\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\uff0c\u8bf7\u4f7f\u7528 <code>use<\/code> \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff0c\u8981\u4f7f\u7528\u4e0a\u9762\u7684\u547d\u540d\u7a7a\u95f4\u4e2d\u7684 <code>MyClass<\/code> \u7c7b\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<pre>use Vendor\\Project\\Module\\MyClass;<\/pre>\n<p>\u73b0\u5728\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>MyClass<\/code> \u7c7b\u540d\uff0c\u800c\u65e0\u9700\u5b8c\u5168\u9650\u5b9a\u540d\u3002<\/p>\n<p><strong>\u547d\u540d\u7a7a\u95f4\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p><strong>\u7ec4\u7ec7\u7ed3\u6784\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u5c42\u6b21\u7ed3\u6784\u6765\u7ec4\u7ec7\u547d\u540d\u7a7a\u95f4\uff0c\u4f8b\u5982 <code>Vendor\\Project\\Module<\/code>\u3002<\/li>\n<li>\u4fdd\u6301\u547d\u540d\u7a7a\u95f4\u540d\u79f0\u7b80\u6d01\u4e14\u63cf\u8ff0\u6027\u3002<\/li>\n<li>\u5c06\u76f8\u5173\u7684\u4ee3\u7801\u5206\u7ec4\u5230\u5355\u4e2a\u547d\u540d\u7a7a\u95f4\u4e2d\u3002<\/li>\n<\/ul>\n<p><strong>\u522b\u540d\uff1a<\/strong><\/p>\n<ul>\n<li>\u5bf9\u4e8e\u5197\u957f\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u53ef\u4ee5\u4f7f\u7528\u522b\u540d\u6765\u7f29\u77ed\u5b83\u4eec\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre>use Vendor\\Long\\Namespace as NS;<\/pre>\n<ul>\n<li>\u786e\u4fdd\u522b\u540d\u6e05\u6670\u4e14\u4e0d\u4f1a\u6df7\u6dc6\u3002<\/li>\n<\/ul>\n<p><strong>\u5bfc\u5165\u591a\u4e2a\u547d\u540d\u7a7a\u95f4\uff1a<\/strong><\/p>\n<ul>\n<li><code>use<\/code> \u5173\u952e\u5b57\u53ef\u7528\u4e8e\u4e00\u6b21\u5bfc\u5165\u591a\u4e2a\u547d\u540d\u7a7a\u95f4\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre>use Vendor\\A\\ClassA, Vendor\\B\\ClassB;<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p><strong>\u521b\u5efa\u5546\u57ce\u5e94\u7528\u7a0b\u5e8f\uff1a<\/strong><\/p>\n<p>\u8003\u8651\u4e00\u4e2a\u5546\u57ce\u5e94\u7528\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u6a21\u5757\uff1a<\/p>\n<ul>\n<li><code>Vendor\\Shop\\Product<\/code>\uff1a\u5305\u542b <code>Product<\/code> \u7c7b<\/li>\n<li><code>Vendor\\Shop\\Order<\/code>\uff1a\u5305\u542b <code>Order<\/code> \u7c7b<\/li>\n<li><code>Vendor\\Shop\\Customer<\/code>\uff1a\u5305\u542b <code>Customer<\/code> \u7c7b<\/li>\n<\/ul>\n<p>\u6211\u4eec\u53ef\u4ee5\u5982\u4e0b\u7ec4\u7ec7\u547d\u540d\u7a7a\u95f4\uff1a<\/p>\n<pre>namespace Vendor\\Shop;\n\nnamespace Product;\n\nclass Product {}\n\nnamespace Order;\n\nclass Order {}\n\nnamespace Customer;\n\nclass Customer {}<\/pre>\n<p><strong>\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\uff1a<\/strong><\/p>\n<p>\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>use<\/code> \u5173\u952e\u5b57\u5bfc\u5165\u6240\u9700\u7684\u547d\u540d\u7a7a\u95f4\uff1a<\/p>\n<pre>use Vendor\\Shop\\Product;\nuse Vendor\\Shop\\Order;\nuse Vendor\\Shop\\Customer;<\/pre>\n<p>\u73b0\u5728\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u8bbf\u95ee\u8fd9\u4e9b\u7c7b\uff0c\u800c\u65e0\u9700\u5b8c\u5168\u9650\u5b9a\u540d\uff1a<\/p>\n<pre>$product = new Product();\n$order = new Order();\n$customer = new Customer();<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u547d\u540d\u7a7a\u95f4\u662f\u7ec4\u7ec7\u548c\u4f7f\u7528 PHP \u4ee3\u7801\u7684\u6709\u529b\u5de5\u5177\u3002\u901a\u8fc7\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\u5e76\u4f7f\u7528\u5b9e\u6218\u6848\u4f8b\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u547d\u540d\u7a7a\u95f4\uff0c\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357 \u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\u300aPHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357\u300b\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01 \u547d\u540d\u7a7a\u95f4\u662f\u7ec4\u7ec7 PHP \u4ee3\u7801\u7684\u5de5\u5177\uff0c\u901a\u8fc7\u5c06\u4ee3\u7801\u5206\u7ec4\u5e76\u4f7f\u7528\u53cd\u659c\u6760 () \u6807\u8bc6\u547d\u540d\u7a7a\u95f4\u540d\u79f0\u6765\u9632\u6b62\u540d\u79f0\u51b2\u7a81\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u521b\u5efa\u547d\u540d\u7a7a\u95f4\u65f6\u4f7f\u7528 namespace \u5173\u952e\u5b57\uff0c\u4f7f\u7528 use \u5173\u952e\u5b57\u5bfc\u5165\u547d\u540d\u7a7a\u95f4\u3002\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\u4f7f\u7528\u5c42\u6b21\u7ed3\u6784\u3001\u7b80\u6d01\u547d\u540d\u3001\u522b\u540d\u548c\u4e00\u6b21\u6027\u5bfc\u5165\u591a\u4e2a\u547d\u540d\u7a7a\u95f4\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u5b9e\u8df5\uff0c\u53ef\u4ee5\u5728\u5546\u57ce\u5e94\u7528\u7a0b\u5e8f\u7b49\u5b9e\u9645\u6848\u4f8b\u4e2d\u6709\u6548\u5730\u7ec4\u7ec7\u548c\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\uff0c\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002 PHP \u547d\u540d\u7a7a\u95f4\u7ec4\u7ec7\u4e0e\u4f7f\u7528\u7684\u7ec8\u6781\u6307\u5357 \u7b80\u4ecb \u547d\u540d\u7a7a\u95f4\u662f\u4e00\u79cd\u7ec4\u7ec7 PHP \u4ee3\u7801\u7684\u7cfb\u7edf\uff0c\u53ef\u9632\u6b62\u540d\u79f0\u51b2\u7a81\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd PHP \u547d\u540d\u7a7a\u95f4\uff0c\u5e76\u63d0\u4f9b\u5982\u4f55\u7ec4\u7ec7\u548c\u4f7f\u7528\u5b83\u4eec\u7684\u5b9e\u7528\u6307\u5357\u3002 \u4ec0\u4e48\u662f\u547d\u540d\u7a7a\u95f4\uff1f \u547d\u540d\u7a7a\u95f4\u672c\u8d28\u4e0a\u662f\u4ee3\u7801\u5757\uff0c\u5176\u4e2d\u5305\u542b\u7c7b\u3001\u51fd\u6570\u548c\u5e38\u91cf\u3002\u6bcf\u4e2a\u547d\u540d\u7a7a\u95f4\u90fd\u7531\u4e00\u4e2a\u540d\u79f0\u6807\u8bc6\uff0c\u5b83\u4ee5\u53cd\u659c\u6760\uff08\\\uff09\u5f00\u5934\u3002\u4f8b\u5982\uff1a namespace My\\Example; use Other\\Vendor\\Class; \u521b\u5efa\u547d\u540d\u7a7a\u95f4 \u4f7f\u7528 namespace \u5173\u952e\u5b57\u521b\u5efa\u547d\u540d\u7a7a\u95f4\uff0c\u540e\u9762\u8ddf\u4e0a\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0\u3002\u4f8b\u5982\uff1a namespace Vendor\\Project\\Module; \u4f7f\u7528\u547d\u540d\u7a7a\u95f4 \u8981\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\uff0c\u8bf7\u4f7f\u7528 use \u5173\u952e\u5b57\u3002\u4f8b\u5982\uff0c\u8981\u4f7f\u7528\u4e0a\u9762\u7684\u547d\u540d\u7a7a\u95f4\u4e2d\u7684 MyClass \u7c7b\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a use Vendor\\Project\\Module\\MyClass; \u73b0\u5728\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 MyClass \u7c7b\u540d\uff0c\u800c\u65e0\u9700\u5b8c\u5168\u9650\u5b9a\u540d\u3002 \u547d\u540d\u7a7a\u95f4\u6700\u4f73\u5b9e\u8df5 \u7ec4\u7ec7\u7ed3\u6784\uff1a \u4f7f\u7528\u5c42\u6b21\u7ed3\u6784\u6765\u7ec4\u7ec7\u547d\u540d\u7a7a\u95f4\uff0c\u4f8b\u5982 Vendor\\Project\\Module\u3002 \u4fdd\u6301\u547d\u540d\u7a7a\u95f4\u540d\u79f0\u7b80\u6d01\u4e14\u63cf\u8ff0\u6027\u3002 \u5c06\u76f8\u5173\u7684\u4ee3\u7801\u5206\u7ec4\u5230\u5355\u4e2a\u547d\u540d\u7a7a\u95f4\u4e2d\u3002 \u522b\u540d\uff1a \u5bf9\u4e8e\u5197\u957f\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u53ef\u4ee5\u4f7f\u7528\u522b\u540d\u6765\u7f29\u77ed\u5b83\u4eec\u3002\u4f8b\u5982\uff1a use Vendor\\Long\\Namespace as [&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-47310","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47310","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=47310"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47310\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}