{"id":1122,"date":"2014-12-10T22:07:30","date_gmt":"2014-12-10T14:07:30","guid":{"rendered":"http:\/\/blog.turn.tw\/?p=1122"},"modified":"2014-12-10T22:07:30","modified_gmt":"2014-12-10T14:07:30","slug":"composer%e9%80%b2%e9%9a%8e%e5%8e%9f%e7%90%86%ef%bc%9aphp%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93%e8%88%87psr-0","status":"publish","type":"post","link":"https:\/\/blog.turn.tw\/?p=1122","title":{"rendered":"Composer\u9032\u968e\u539f\u7406\uff1aPHP\u547d\u540d\u7a7a\u9593\u8207PSR-0"},"content":{"rendered":"

\u4e0a\u6b21\u7684Composer\u8a2d\u8a08\u539f\u7406\u8207\u57fa\u672c\u7528\u6cd5<\/a>\u8aaa\u660e\u4e86PHP\u5957\u4ef6\u7ba1\u7406\u7684\u6b77\u53f2\u8207\u793e\u7fa4\u63d0\u51fa\u7684\u89e3\u6c7a\u4e4b\u9053\uff0c\u672c\u7bc7\u6587\u7ae0\u63a5\u8457\u8ac7\u985e\u5225\u7ba1\u7406\u7684\u9032\u968e\u8b70\u984c\u3002<\/p>\n

\u7576\u985e\u5225\u540d\u7a31\u4e00\u6a23…<\/h3>\n

\u7576\u5c08\u6848\u5927\u4e86\u8d77\u4f86\uff0c\u6709\u6642\u5019\u6703\u6709\u985e\u5225\u540d\u7a31\u91cd\u8907\u7684\u554f\u984c\u3002
\n\u5047\u8a2d\u4eca\u5929\u8981\u64b0\u5beb\u4e00\u500b\u8ad6\u58c7\u6a21\u7d44\uff0c\u63d0\u4f9b\u8a0e\u8ad6\u5340\u8207\u7559\u8a00\u677f\u529f\u80fd\u3002
\n\u4f60\u4e00\u5b9a\u5f88\u60f3\u5c07\u8a0e\u8ad6\u5340\u7684\u6587\u7ae0\u8207\u7559\u8a00\u677f\u7684\u6587\u7ae0\u90fd\u547d\u540d\u985e\u5225\u70baArticle\uff1a<\/p>\n

\r\n\/\/ BoardArticle.php\r\n\n
\r\n\/\/ ForumArticle.php\r\n\n
\u7576\u7136\u4e86\uff0c\u9019\u9ebc\u505a\u6703\u5f97\u5230\u4e00\u500b\u7d50\u679c\uff1a<\/p>\n
\r\nFatal error: Cannot redeclare class Article\r\n<\/pre>\n
\u9019\u7a2e\u554f\u984c\u6709\u4e00\u500b\u7c21\u55ae\u7684\u89e3\u6c7a\u8fa6\u6cd5\uff0c\u5c31\u662f\u52a0\u4e0a\u524d\u7db4\u5b57\u3002
\n\u985e\u5225\u5206\u5225\u547d\u540d\u70baForumArticle\u8207BoardArticle\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
Q1: \u7b49\u4e00\u4e0b\uff01\u9019\u500b\u89e3\u6cd5\u597d\u967d\u6625\uff01\u6211\u770b\u5230\u81f3\u5c114\u500b\u554f\u984c\uff1a
\n1. \u985e\u5225\u540d\u7a31\u5bb9\u6613\u8b8a\u5f97\u5197\u9577\u3002
\n2. \u6709\u4e9b\u985e\u5225\u4e00\u958b\u59cb\u4f60\u4ee5\u70ba\u4e0d\u6703\u8ddf\u4eba\u91cd\u8907\uff0c\u7d50\u679c\u4e4b\u5f8c\u771f\u7684\u91cd\u8907\u4e86\u3002\u96e3\u9053\u6c38\u9060\u66ff\u985e\u5225\u52a0\u524d\u7db4\u5b57\uff1f
\n3. \u985e\u5225\u540d\u7a31\u5bebArticle\u4fd0\u843d\u591a\u4e86\uff01\u6587\u7ae0\u5c31\u662f\u6982\u5ff5\u4e0a\u7684\u6587\u7ae0\uff0c\u4e0d\u8981\u903c\u6211\u544a\u8a34\u4f60\u662f\u8a0e\u8ad6\u5340\u9084\u662f\u7559\u8a00\u677f\uff01\u5982\u679c\u5c08\u6848\u7528\u5230\u5169\u7a2e\u7559\u8a00\u677f\u6a21\u7d44\uff0c\u5206\u5225\u7531\u4ee5\u524d\u7684\u5169\u500b\u524d\u8f29\u5beb\u597d\uff0c\u96e3\u9053\u9084\u8981\u903c\u6211\u628a\u4f5c\u8005\u540d\u7a31\u5beb\u9032\u53bb\uff1f
\n<\/em><\/p>\n
\r\nclass TonyBoardArticle{\r\n  \/\/...\r\n}\r\nclass JackBoardArticle{\r\n  \/\/...\r\n}\r\n<\/pre>\n

\n4. \u5982\u679c\u6211\u5728\u6253\u9020\u6846\u67b6(framework)\u5462\uff1f\u5e7e\u4e4e\u6703\u628a\u6240\u6709\u5e38\u898b\u540d\u8a5e\u7528\u904e\u4e00\u6b21(\u50cf\u662fRequest\u3001Loader\u3001Response\u3001Controller\u3001Model\u7b49\u985e\u5225)\uff01\u96e3\u9053\u524d\u9762\u5168\u90e8\u524d\u7db4\uff1f
\n\u770b\u770bCodeigniter\u7684\u539f\u59cb\u78bc<\/a>\uff0c\u5168\u90e8\u7528CI_\u7576\u4f5c\u524d\u7db4\u3002\u8d85\u919c\u7684\u3002
\n<\/em><\/p>\n
\u547d\u540d\u7a7a\u9593(namespace)\u767b\u5834<\/h3>\n
\u65bc\u662fPHP\u5f9e5.3\u7248\u4e4b\u5f8c\u652f\u63f4\u4e86\u547d\u540d\u7a7a\u9593(namespace)\u3002
\n\u6240\u4ee5\u53ef\u4ee5\u7528Article\u66ff\u985e\u5225\u5b9a\u7fa9\u4e86\uff1a<\/p>\n
\r\n\/\/ BoardArticle.php\r\n\n
\r\n\/\/ ForumArticle.php\r\n\n
\u4f7f\u7528\u985e\u5225\u6642\u53ea\u8981\u52a0\u4e0a\u547d\u540d\u7a7a\u9593\u5373\u53ef\uff1a<\/p>\n
\r\n\/\/index.php\r\n\n
\u5982\u679c\u7576\u524d\u7684php\u6a94\u53ea\u7528\u5230\u5176\u4e2d\u4e00\u500bArticle\u985e\u5225\uff0c\u53ef\u4ee5\u6307\u5b9a\u7576\u524d\u7684php\u6a94\u53ea\u7528\u54ea\u500b\u547d\u540d\u7a7a\u9593+\u985e\u5225\u7684\u7d44\u5408\uff1a<\/p>\n
\r\n\n
\u5982\u6b64\u4e00\u4f86\uff0c\u7576php\u627e\u4e0d\u5230Article\u985e\u5225\u6642\uff0c\u4fbf\u6703\u53bb\u4f7f\u7528use\u95dc\u9375\u5b57\u5ba3\u544a\u7684\u7d44\u5408\u3002
\n\u7576\u7136\u4e86\uff0c\u5c31\u7b97\u7528use\u6307\u5b9a\u904e\uff0c\u539f\u672c\u7684\u5ba3\u544a\u65b9\u5f0f\u9084\u662f\u53ef\u4ee5\u7528\u7684\u3002(\u5982\u6700\u4e0b\u65b9\u5169\u884c\u6240\u793a)<\/p>\n
\u7576\u6771\u897f\u591a\u4e86\u8d77\u4f86...<\/h3>\n
OK\uff0c\u53ef\u4ee5\u7e7c\u7e8c\u5b8c\u6210\u6211\u5011\u7684\u8ad6\u58c7\u6a21\u7d44\u4e86\uff01
\n\u8a0e\u8ad6\u5340\u8ddf\u7559\u8a00\u677f\u6709\u5404\u81ea\u7684\u6587\u7ae0\uff0c\u518d\u4f86\u9084\u9700\u8981\u300c\u63a8\u6587\u300d\uff1a<\/p>\n
\r\n\n
\r\n\n
\u4f7f\u7528\u525b\u525b\u5b78\u5230\u7684\u547d\u540d\u7a7a\u9593\u53bb\u8f09\u5165\u4ed6\u5011\uff1a<\/p>\n
\r\n\n
\u679c\u7136\u662f\u6f02\u4eae\u7684\u5404\u7a2e\u547d\u540d\u963f\uff01<\/p>\n

\nQ2: include\u6709\u597d\u591a\u884c\uff01\u4e0a\u6b21\u7684Composer\u8a2d\u8a08\u539f\u7406\u8207\u57fa\u672c\u7528\u6cd5<\/a>\u63d0\u5230\u4e86Composer\u53ef\u4ee5\u89e3\u6c7a\u9019\u7a2e\u554f\u984c\uff0c\u7576\u5f15\u5165\u547d\u540d\u7a7a\u9593\u4e4b\u5f8c\uff0cComposer\u4e5f\u80fd\u767c\u63ee\u4f5c\u7528\u55ce\uff1f
\n<\/em><\/p>\n
\u662f\u7684\u3002<\/h3>\n
Composer\u767b\u5834<\/h3>\n
\u8ddf\u4e0a\u6b21\u521d\u5b78Composer\u4e00\u6a23\uff0c\u5efa\u7acb\u4e00\u500bcomposer.json\u6a94\uff1a<\/p>\n
\r\n{\r\n    \"autoload\": {\r\n        \"files\": [\r\n            \"ForumArticle.php\",\r\n            \"ForumComment.php\",\r\n            \"BoardArticle.php\",\r\n            \"BoardComment.php\"\r\n        ]\r\n    }\r\n}\r\n<\/pre>\n
\u6ce8\u610f\uff0c\u4e0a\u6b21\u6211\u5011\u7528\"classmap\"\u6307\u5b9a\u8cc7\u6599\u593e\u3001\u628a\u8cc7\u6599\u593e\u5167\u6a94\u6848\u5168\u6383\u4e00\u6b21\uff0c\u9019\u6b21\u6211\u5011\u7528\"files\"\u5206\u5225\u8a2d\u5b9a\u5404\u500b\u6a94\u6848\u3002<\/p>\n
\u518d\u4f86\uff0c\u5728terminal\u8f38\u5165<\/p>\n
\r\ncomposer install\r\n<\/pre>\n
\u57f7\u884c\u5b8c\u7562\u4e4b\u5f8c\uff0c\u8ddf\u4e0a\u6b21\u4e00\u6a23\uff0c\u53ea\u8981\u8f09\u5165\u4e00\u500b\u6a94\u6848\uff1a<\/p>\n
\r\n\n
\u5c31\u53ef\u4ee5\u4f7f\u7528\u5404\u500b\u985e\u5225\u56c9\uff01<\/p>\n

\nQ3: \u7b49\u4e00\u4e0b\uff01\u770b\u8d77\u4f86\u8ddf\u6c92\u6709\u547d\u540d\u7a7a\u9593\u7684\u6642\u5019\u5dee\u4e0d\u591a\u554a\uff01\u4e00\u6a23\u662f\u628aphp\u6a94\u81ea\u52d5require\u9032\u53bb\u800c\u5df2\uff1f
\n<\/em><\/p>\n
\u5c0d\u554a\uff0c\u4f60\u6700\u4e0a\u9762\u7684\u539f\u59cb\u5beb\u6cd5\uff0c\u4e5f\u53ea\u662f\u624b\u52d5\u8f09\u5165\u597d\u5e7e\u500b\u6a94\u6848\uff0c\u5728\u8f09\u5165\u7684\u6642\u5019\u672c\u4f86\u5c31\u6c92\u6709\u7279\u5225\u4e4b\u8655\uff1a<\/p>\n
\r\n\n
\u8f09\u5165php\u6a94\u5c31\u53ea\u662f\u8f09\u5165\uff0c\u8ddf\u547d\u540d\u7a7a\u9593\u662f\u5169\u56de\u4e8b\u3002<\/p>\n

\nQ4: \u9084\u662f\u4e0d\u592a\u5c0d\u554a\uff01\u4e0a\u6b21\u6211\u7528classmap\u4e00\u6b21\u628a\u597d\u5e7e\u500b\u8cc7\u6599\u593e\u5167\u5bb9\u6383\u904e\uff0c\u9019\u6b21\u6211\u7528files\u5206\u5225\u6307\u5b9a\u6bcf\u500b\u6a94\u6848\u5e79\u561b\uff1fComposer\u4e0d\u662f\u53b2\u5bb3\u5728\u80fd\u6307\u5b9a\u8cc7\u6599\u593e\u53bb\u81ea\u52d5\u6383\u904e\uff1f
\n<\/em><\/p>\n
......\u4f60\u8aaa\u7684\u6c92\u932f\u3002
\n\u958b\u500bmy_lib\u8cc7\u6599\u593e\uff0c\u628a4\u500bphp\u6a94\u90fd\u4e1f\u9032\u53bb\u5427\u3002composer.json\u9019\u6a23\u5beb\u5c31\u597d\u4e86\uff1a<\/p>\n
\r\n{\r\n    \"autoload\": {\r\n        \"classmap\": [\r\n            \"my_lib\"\r\n        ]\r\n    }\r\n}\r\n<\/pre>\n
\u518d\u4f86\uff0c\u5728terminal\u8f38\u5165<\/p>\n
\r\ncomposer install\r\n<\/pre>\n
\u9019\u6a23\u5c31\u641e\u5b9a\u4e86\uff01
\n\u5176\u5be6\u6211\u53ea\u662f\u60f3\u793a\u7bc4\uff0c\u9664\u4e86\u7528classmap\u8a2d\u5b9a\u8cc7\u6599\u593e\u4e4b\u5916\uff0c\u4e5f\u53ef\u4ee5\u7528files\u76f4\u63a5\u6307\u5b9a\u6a94\u6848\u3002
\n
\nQ5: OK\uff0c\u539f\u8ad2\u4f60\u3002\u4e0d\u904e\uff0c\u6211\u5fc5\u9808\u8aaa\uff0c\u6211\u4eca\u5929\u4ec0\u9ebc\u90fd\u6c92\u5b78\u5230\u3002\u6700\u5f8c\u9084\u662f\u5728composer.json\u5bebclassmap\u800c\u5df2\uff0c\u8ddf\u4e0a\u6b21\u4e00\u6a21\u4e00\u6a23\u3002
\n<\/em>
\n\u662f\u7684...\u6211\u525b\u8aaa\u4e86\uff0c\u8f09\u5165php\u6a94\u5c31\u53ea\u662f\u8f09\u5165\uff0c\u8ddf\u547d\u540d\u7a7a\u9593\u662f\u5169\u56de\u4e8b\u3002
\n\u6211\u4eca\u5929\u4ecb\u7d39\u7684namespace\u529f\u80fd\u662fPHP\u672c\u8eab\u63d0\u4f9b\u7684\u3002\u800cComposer\u53ea\u662f\u5354\u52a9\u4f60\u8f09\u5165\u7684\u5de5\u5177\u3001\u7576\u7136\u4e0d\u53ef\u80fd\u6539\u8b8a\u7a0b\u5f0f\u8a9e\u8a00\u672c\u8eab\u3002
\nComposer\u53ea\u662f\u5e6b\u52a9\u4f60\u5c11\u6253\u90a3\u4e00\u4e32require\u800c\u5df2\u3002<\/p>\n

\nQ6: \u311f\u7b49\u7b49...\u6709\u500b\u5730\u65b9\u6211\u89ba\u5f97\u5f88\u919c\u3002\u6211\u5011\u73fe\u5728\u7684my_lib\u8cc7\u6599\u593e\u88cf\u9762\u67094\u500b\u6a94\u6848\uff0c\u6a94\u540d\u5f88\u919c\uff1a
\n<\/em><\/p>\n
\r\n\"ForumArticle.php\"\r\n\"ForumComment.php\"\r\n\"BoardArticle.php\"\r\n\"BoardComment.php\"\r\n<\/pre>\n

\n\u985e\u5225\u540d\u7a31\u672c\u8eab\u90fd\u662f\u4fd0\u843d\u7684Article\u8ddfComment\u4e86\uff0c\u6a94\u6848\u540d\u7a31\u9084\u662f\u6709\u524d\u7db4\u5b57\u3002\u4f46\u4e5f\u4e0d\u53ef\u80fd\u6709\u5169\u500bArticle.php\u3001\u5169\u500bComment.php\u3002\u4f60\u6709\u6c92\u6709\u8fa6\u6cd5\u89e3\u6c7a\u9019\u500b\u7f8e\u611f\u554f\u984c\uff1f
\n<\/em><\/p>\n
\u9019\u500b\u554f\u984c\u7c21\u55ae\uff0c\u628a\u90a3\u500bmy_lib\u8cc7\u6599\u593e\u522a\u6389\uff0c\u958b\u4e00\u500bForum\u8cc7\u6599\u593e\u3001\u4e00\u500bBoard\u8cc7\u6599\u593e\u3002\u672c\u4f86\u7684ForumArticle.php\u6539\u6210Article.php\u4e1f\u9032Forum\u8cc7\u6599\u593e\u3001\u672c\u4f86\u7684BoardArticle.php\u6539\u6210Article.php\u4e1f\u9032Board\u8cc7\u6599\u593e\u3002composer.json\u6539\u5beb\u6210\u9019\u6a23\uff1a<\/p>\n
\r\n{\r\n    \"autoload\": {\r\n        \"classmap\": [\r\n            \"Board\",\r\n            \"Forum\"\r\n        ]\r\n    }\r\n}\r\n<\/pre>\n
\u518d\u4f86\uff0c\u5728terminal\u8f38\u5165<\/p>\n
\r\ncomposer install\r\n<\/pre>\n
\u9019\u62db\u4e0d\u932f\u5427\uff01\u6a94\u6848\u540d\u7a31\u5c31\u662f\u985e\u5225\u540d\u7a31\uff0c\u4e7e\u6de8\u4fd0\u843d\uff01
\n\u800c\u4e14\u8cc7\u6599\u593e\u7684\u540d\u5b57\u672c\u8eab\u5c31\u662fnamespace\u7684\u540d\u7a31\uff01
\n\u4ee5\u5f8c\u90fd\u9019\u6a23\u505a\u5566\uff01\u4e00\u7528\u5230\u547d\u540d\u7a7a\u9593\u5c31\u958b\u500b\u540c\u540d\u8cc7\u6599\u593e\u628a\u6a94\u6848\u4e1f\u9032\u53bb\uff01
\n
\nQ7: \u9019\u62db\u6211\u89ba\u5f97\u9084\u597d\u8036...\u3002\u672c\u4f86\u6a94\u6848\u90fd\u653e\u5728my_lib\uff0c\u6211\u5728composer.json\u53ea\u8981\u586bmy_lib\u4e00\u884c\u5c31\u597d\uff0c\u73fe\u5728\u8b8a\u6210\u8981\u586b\u5169\u884c\u3002\u8981\u662f\u6211\u9019\u500b\u8ad6\u58c7\u6a21\u7d44\u6709\u4e00\u5927\u5806\u985e\u5225\u3001\u7528\u4e86\u4e00\u5927\u5806\u547d\u540d\u7a7a\u9593\u5462\uff1f\u90a3\u6211classmap\u5e95\u4e0b\u4e0d\u5c31\u8981\u586b\u5165\u597d\u5e7e\u884c\uff1f\u90a3\u6211\u5be7\u53ef\u5168\u90e8\u4e1f\u9032my_lib\uff0c\u53ea\u586bmy_lib\u4e00\u884c\uff01
\n<\/em><\/p>\n
\u5514\uff0c\u9019\u6a23\u8aaa\u4e5f\u662f\u6709\u9053\u7406\u3002\u90a3\u91cd\u65b0\u5efa\u7acbmy_lib\u8cc7\u6599\u593e\uff0c\u628aBoard\u8ddfForum\u8cc7\u6599\u593e\u4e1f\u9032my_lib\u8cc7\u6599\u593e\u3002composer.json\u6539\u56de\u9019\u6a23\u5beb\uff1a<\/p>\n
\r\n{\r\n    \"autoload\": {\r\n        \"classmap\": [\r\n            \"my_lib\"\r\n        ]\r\n    }\r\n}\r\n<\/pre>\n
\u518d\u4f86\uff0c\u5728terminal\u8f38\u5165<\/p>\n
\r\ncomposer install\r\n<\/pre>\n
classmap\u4e0d\u53ea\u662f\u544a\u8a34Composer\u53bb\u8f09\u5165\u54ea\u5e7e\u500b\u8cc7\u6599\u593e\u5167\u7684\u6a94\u6848\uff0c\u9084\u6703\u628a\u8cc7\u6599\u593e\u5167\u7684\u8cc7\u6599\u593e\u4e5f\u5168\u90e8\u6383\u904e\u4e00\u6b21\u3002
\n\u600e\u9ebc\u6a23\uff0cComposer\u5920\u795e\u5427\u3002<\/p>\n

\nQ8: \u539f\u4f86classmap\u5e95\u4e0b\u6703\u905e\u8ff4\u6383\u63cf\u4e0b\u53bb...\u3002\u6211\u6c7a\u5b9a\u4e86\uff0c\u6211\u7684Forum\u8ddfBoard\u90fd\u662f\u5728\u63d0\u4f9b\u7dda\u4e0a\u8a0e\u8ad6\u529f\u80fd\uff0c\u6211\u6c7a\u5b9a\u66ff\u6211\u9019\u500b\u6a21\u7d44\u547d\u540d\u70baDiscussion\u3002\u6211\u8981\u5728my_lib\u5e95\u4e0b\u958bDiscussion\u8cc7\u6599\u593e\uff0c\u7136\u5f8c\u628a\u539f\u672c\u7684Forum\u8ddfBoard\u8cc7\u6599\u593e\u90fd\u4e1f\u9032\u53bb\u3002\u4f60\u89ba\u5f97\u9019\u500b\u60f3\u6cd5\u5982\u4f55\uff1f
\n<\/em><\/p>\n
\u9084\u4e0d\u932f\u3002\u4e00\u500bDiscussion\u8cc7\u6599\u593e\u5c31\u662f\u4f60\u7684\u6574\u500bDiscussion\u6a21\u7d44\u3002
\n\u63d0\u4f9b\u4e86\u8a0e\u8ad6\u5340\u3001\u7559\u8a00\u677f\u529f\u80fd\u7684Discussion\u6a21\u7d44\uff0c\u6211\u559c\u6b61\u3002<\/p>\n

\nQ9: \u597d\u50cf\u5fd8\u4e86\u4ec0\u9ebc...\u3002\u554a\uff0c\u525b\u525b\u8aaa\u547d\u540d\u7a7a\u9593\u8ddf\u6a94\u6848\u7d50\u69cb\u7b26\u5408\u6703\u6700\u6f02\u4eae\u3002\u90a3\u6211\u8981\u628a\u90a34\u500b\u6a94\u6848\u7684namespace\u6539\u6210\u9019\u6a23\uff1a
\n<\/em><\/p>\n
\r\n\n

\n\u525b\u525b\u8aaa\u4e86\uff0c\u8f09\u5165\u6a94\u6848\u5c31\u53ea\u662f\u8f09\u5165\u6a94\u6848\uff0c\u8ddf\u547d\u540d\u7a7a\u9593\u7121\u95dc\u3002
\n\u73fe\u5728\u6a94\u6848\u7d50\u69cb\u6c92\u8b8a\uff0c\u6240\u4ee5\u6211\u61c9\u8a72\u4e0d\u7528\u91cd\u65b0\u8f38\u5165composer install\u3002
\n\u8b93\u6211\u8a66\u8a66...\u3002
\n\u9760\uff01\u600e\u9ebc\u5674error\u4e86\uff01\u4f60\u9a19\u6211\uff1f
\n<\/em><\/p>\n
\r\nFatal error: Class 'Discussion\\Forum\\Comment' not found \r\n<\/pre>\n
\u5443...\uff0c\u6211\u524d\u9762\u7684\u8aaa\u6cd5\u78ba\u5be6\u6709\u9ede\u8aa4\u5c0e\u3002
\nPHP\u81ea\u52d5\u8f09\u5165\u7684\u57fa\u672c\u51fd\u5f0f\u9577\u9019\u6a23\uff1a<\/p>\n
\r\nvoid __autoload ( string $class )\r\n<\/pre>\n
\u5982\u4f60\u6240\u898b\uff0cPHP\u81f3\u5c11\u9700\u8981Composer\u63d0\u4f9b\u8cc7\u8a0a\u6307\u51fa$class\u8a72\u53bb\u54ea\u500b\u6a94\u6848\u627e\u3002
\nnamespace\u6539\u8b8a\u4e4b\u5f8c\uff0cPHP\u6703\u627e\u4e0d\u5230\u5c0d\u61c9\u7684$class\u5728\u54ea\u3002
\n\u6240\u4ee5\u9084\u662f\u8f38\u5165\u4e00\u4e0bcomposer install\u5427\uff01Composer\u6703\u628a\u9700\u8981\u7684\u8cc7\u8a0a\u6574\u7406\u597d\u7684\u3002<\/p>\n

\nQ10: OKOK\uff0c\u6211\u77e5\u9053\u4e86\uff0c\u6211\u99d5\u99ad\u9019\u4e00\u5207\u4e86\u3002\u6211\u89ba\u5f97\u9019\u500bDicsussion\u6a21\u7d44\u771f\u7684\u8d85\u5c4c\u7684\uff0c\u4e0d\u4f46\u547d\u540d\u7a7a\u9593\u6f02\u4eae\uff0c\u9023\u6a94\u6848\u7d50\u69cb\u90fd\u6f02\u4eae\u3002\u6211\u8981\u628a\u9019\u500bDiscussion\u8cc7\u6599\u593e\u6574\u500b\u4e1f\u7d66\u6211\u670b\u53cb\uff0c\u4ed6\u5011\u516c\u53f8\u6700\u8fd1\u9700\u8981\u8ad6\u58c7\u6a21\u7d44\u3002
\n\u8b93\u6211\u6253\u96fb\u8a71\u7d66\u4ed6...\u3002
\n\u300c\u4ec0\u9ebc\uff1f\u4f60\u5011\u5df2\u7d93\u505a\u597d\u534a\u500b\u8ad6\u58c7\u6a21\u7d44\u4e86\uff1f\u4f60\u53ea\u9700\u8981\u6211\u6a21\u7d44\u7684\u5176\u4e2d\u5e7e\u500b\u529f\u80fd\uff1f\u4f60\u5011\u7684\u6a21\u7d44\u4e5f\u662f\u653e\u5728Discussion\u8cc7\u6599\u593e\uff1f\u300d
\n\u7cdf\u7cd5\uff0c\u8cc7\u6599\u593e\u540d\u7a31\u91cd\u8907\u4e86\uff01\u6240\u4ee5\u6211\u7684\u6a21\u7d44\u62ff\u7d66\u5225\u4eba\u9084\u662f\u6709\u4e0d\u76f8\u5bb9\u7684\u53ef\u80fd\uff0c\u600e\u9ebc\u8fa6\uff1f
\n<\/em><\/p>\n
\u6c92\u6709\u932f..\u9084\u8a18\u5f97\u4f60Q1\u63d0\u5230\u7684\u7b2c3\u500b\u72c0\u6cc1\u55ce\uff1f\u78ba\u5be6\u6709\u628a\u4f5c\u8005\u540d\u7a31\u52a0\u9032\u53bb\u7684\u5fc5\u8981\uff01
\n\u5225\u6015\uff0c\u6211\u6559\u4f60\u3002\u4f60\u958b\u4e00\u500bTony\u8cc7\u6599\u593e\uff0c\u628a\u6574\u500bDiscussion\u8cc7\u6599\u593e\u4e1f\u9032\u53bb\u3002
\n\u63a5\u8457\u6240\u6709\u6a94\u6848namespace\u6539\u6210\u50cf\u9019\u6a23\uff1a<\/p>\n
\r\n\n
\u8981\u7528\u7684\u6642\u5019\u5c31\u9019\u6a23\u5594\uff1a<\/p>\n
\r\n\n
\u662f\u8b8a\u5f97\u6709\u9ede\u9577\u5566\u3002
\n\u4f46\u9019\u4e0b\u641e\u5b9a\u4e86\u5427\uff01\u4f5c\u8005\u540d\u7a31\u518d\u649e\u5230\u7684\u8a71\uff0c\u5c31\u6539\u500b\u7368\u7279\u7684\u540d\u7a31\u5c31\u662f\u4e86\uff01<\/p>\n
\u7d42\u65bc\u3002\u8b93\u6211\u5011\u8ac7\u8ac7PSR-0<\/h1>\n
\u4f60\u4e00\u5b9a\u5e38\u807d\u5230PSR-0\u5c0d\u5427\uff01
\nPSR-0\u662fPHP\u8de8\u6846\u67b6\u76f8\u5bb9\u6027\u7d71\u4e00\u6a19\u6e96\u7d44\u7e54\u8a02\u51fa\u4f86\u7684\u81ea\u52d5\u8f09\u5165\u6163\u4f8b\u3002<\/a><\/p>\n
\u4f86\u8ac7\u8ac7PSR-0\u5e7e\u500b\u6700\u91cd\u8981\u7684\u8981\u6c42\u5427\uff01<\/p>\n
* \u547d\u540d\u7a7a\u9593\u52a0\u4e0a\u985e\u5225\u540d\u7a31\u4e00\u5b9a\u8981\u9577\u9019\u6a23\uff1a <\/p>\n
\r\n\\\\(\\)*\r\n<\/pre>\n
* \u524d\u9762\u4e00\u5b9a\u8981\u662f\u4f5c\u8005\u540d\u7a31
\n* \u4e2d\u9593\u53ef\u4ee5\u6709\u4efb\u610f\u5c64\u6b21\u7684\u547d\u540d\u7a7a\u9593\u3001\u6700\u5f8c\u662f\u985e\u5225\u540d\u7a31\u3002
\n* \u4e2d\u9593\u4efb\u610f\u5c64\u6b21\u7684\u547d\u540d\u7a7a\u9593\u76f4\u63a5\u5c0d\u61c9\u5230\u6a94\u6848\u7d50\u69cb\u3002<\/p>\n
\u767c\u73fe\u4e86\u55ce\uff1f\u5728\u525b\u525bQ1~Q10\u7684\u904e\u7a0b\u4e2d\uff0c\u5176\u5be6\u4f60\u5df2\u7d93\u628aPSR-0\u5b78\u5b8c\u4e86\uff0c\u9023\u8a2d\u8a08\u539f\u7406\u90fd\u4e00\u8d77\u641e\u61c2\u4e86\u3002<\/p>\n
\u61c2\u9019\u4e9b\u4e4b\u5f8c\uff0c\u4f60\u4e5f\u53ef\u4ee5\u505a\u597d\u81ea\u5df1\u7684\u6a21\u7d44\u3001\u767c\u4f48\u5230Packagist<\/a>\u7d66\u5168\u4e16\u754c\u900f\u904ecomposer\u4e0b\u8f09\u3001\u4f7f\u7528\u4e86\uff01<\/p>\n
\u6700\u5f8c\uff0c\u5982\u679c\u9075\u5b88psr-0\u7684\u8a71\uff0ccomposer.json\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n
\r\n{\r\n    \"autoload\": {\r\n        \"psr-0\": {\r\n            \"Tony\\\\Discussion\\\\\": \"my_lib\/\"\r\n        }        \r\n    }\r\n}\r\n<\/pre>\n
\u6ce8\u610f\uff0c\u96d9\u5f15\u865f\u3001\u5169\u6b21\u53cd\u659c\u7dda\u4e26\u6c92\u6709\u7279\u5225\u610f\u601d\uff0c\u53ea\u662fjson<\/a>\u898f\u5b9a\u7684\u683c\u5f0f\u3002<\/p>\n
\u8ddfclassmap\u4e00\u6a23\u90fd\u53ef\u4ee5\u5b8c\u6210\u4efb\u52d9\u3002\u5169\u8005\u5176\u5be6\u662f\u6709\u5dee\u5225\u7684...\uff0c\u6211\u5011\u4e0b\u6b21\u518d\u8ac7\u3002<\/p>\n
\u7d50\u8a9e<\/h1>\n
Composer\u5de5\u5177\u4ee5\u53caPHP-FIG\u7d44\u7e54\u7684\u51fa\u73fe\uff0c\u8b93\u4e00\u76f4\u4ee5\u4f86\u6563\u843d\u5404\u5730\u7684PHP\u793e\u7fa4\u958b\u59cb\u6709\u96c6\u4e2d\u7684\u8da8\u52e2\u3002
\n\u63db\u53e5\u8a71\u8aaa\uff0c\u5404\u793e\u7fa4\u7d42\u65bc\u80fd\u5171\u4eab\u5f7c\u6b64\u7684library\u4e86\u3002
\n\u7136\u800c\uff0c\u5982\u4f60\u6240\u898b\uff0cpsr-0\u4e0d\u4f46\u5c0e\u81f4\u6a94\u6848\u7d50\u69cb\u5bb9\u6613\u8b8a\u5f97\u6df1\u5c64\uff0c\u9084\u8981\u6c42\u6a94\u6848\u7d50\u69cb\u5fc5\u9808\u914d\u5408\u7a0b\u5f0f\u78bc\uff0c\u9019\u4e5f\u62db\u81f4\u4e86\u4e0d\u5c11\u6279\u8a55<\/a>\u3002
\n\u9664\u6b64\u4e4b\u5916\uff0ccomposer autoload\u5167\u7684classmap\u8ddfpsr-0\u5230\u5e95\u5982\u4f55\u5206\u5de5\uff1f\u6548\u80fd\u5dee\u7570\u53c8\u70ba\u4f55<\/a>\uff1f\u9019\u4e9b\u554f\u984c\u4e5f\u90fd\u9084\u5728\u722d\u8ad6\u8207\u9a57\u8b49\u7576\u4e2d\u3002<\/p>\n
\u4e0d\u904e\uff0cPSR-0\u5728\u5404\u6846\u67b6\u5df2\u88ab\u5ee3\u6cdb\u652f\u63f4\uff0c\u56e0\u6b64\u5efa\u8b70\u4f60\u9084\u662f\u9700\u8981\u6709\u6240\u77ad\u89e3\u3002<\/p>\n
\u6700\u5f8c...<\/h3>\n
\u73fe\u5728\u5df2\u7d93\u51fa\u73fepsr-0\u7684\u66ff\u4ee3\u65b9\u6848\uff0c\u7a31\u70bapsr-4<\/a>\u3002<\/p>\n
PSR-0\u5f9e2014-10-21\u958b\u59cb\u88ab\u8a3b\u660e\u70ba\u4e0d\u5efa\u8b70\u4f7f\u7528\u3002
\n\u81f3\u65bcPSR-4..\u6211\u5011\u4e0b\u6b21\u518d\u8ac7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e0a\u6b21\u7684Composer\u8a2d\u8a08\u539f\u7406\u8207\u57fa\u672c\u7528\u6cd5\u8aaa\u660e\u4e86PHP\u5957\u4ef6\u7ba1\u7406\u7684\u6b77\u53f2\u8207\u793e\u7fa4\u63d0\u51fa\u7684\u89e3\u6c7a\u4e4b\u9053\uff0c\u672c\u7bc7\u6587\u7ae0\u63a5\u8457\u8ac7\u985e\u5225\u7ba1\u7406 … \u7e7c\u7e8c\u95b1\u8b80 Composer\u9032\u968e\u539f\u7406\uff1aPHP\u547d\u540d\u7a7a\u9593\u8207PSR-0<\/span> →<\/span> <\/a><\/p>\n","protected":false},"author":1,"featured_media":1052,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[2],"tags":[18,14,27],"_links":{"self":[{"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/posts\/1122"}],"collection":[{"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1122"}],"version-history":[{"count":39,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/posts\/1122\/revisions"}],"predecessor-version":[{"id":1162,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/posts\/1122\/revisions\/1162"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=\/wp\/v2\/media\/1052"}],"wp:attachment":[{"href":"https:\/\/blog.turn.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.turn.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}