{"id":205986,"date":"2025-06-12T12:31:43","date_gmt":"2025-06-12T04:31:43","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205986\/"},"modified":"2025-06-12T12:31:43","modified_gmt":"2025-06-12T04:31:43","slug":"http-handlefunc%e6%b3%a8%e5%86%8c%e7%9a%84handler%e6%98%af%e4%b8%b2%e8%a1%8c%e8%bf%98%e6%98%af%e5%b9%b6%e5%8f%91%e7%9a%84%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205986\/","title":{"rendered":"http.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f"},"content":{"rendered":"

\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0
\n\u300ahttp.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9
\nGOLANG<\/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,
\n,
\nhttp.handlefunc \u7684 handler \u6267\u884c\u5e76\u53d1\u6027<\/strong>,\u4f7f\u7528 http.handlefunc \u6ce8\u518c\u7684 handler \u5728\u5904\u7406\u8bf7\u6c42\u65f6\u7684\u5e76\u53d1\u6027\u4e00\u76f4\u662f\u521d\u5b66\u8005\u5173\u5fc3\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u5bf9\u5176\u8fdb\u884c\u8be6\u7ec6\u9610\u8ff0\u3002,
\n\u95ee\u9898\uff1ahttp.handlefunc \u6ce8\u518c\u7684 handler \u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f<\/strong>,
\n\u7b54\u6848\uff1a<\/strong>,http.handler \u662f\u5e76\u884c\u6267\u884c\u7684\u3002,
\n\u539f\u7406\uff1a<\/strong>,\u5f53\u7f51\u7edc\u670d\u52a1\u5668\u63a5\u6536\u4e00\u4e2a\u8bf7\u6c42\u540e\uff0c\u4f1a\u6309\u7167\u4ee5\u4e0b\u987a\u5e8f\u5904\u7406\u8bf7\u6c42\uff1a,\u5176\u4e2d\uff0chttp.servemux.servehttp\u3001http.servemux.handler\u3001http.servemux.handler \u7684\u6267\u884c\u987a\u5e8f\u662f\u4e32\u884c\u7684\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c
\n\u5c3d\u7ba1\u8fd9\u4e9b\u65b9\u6cd5\u4e32\u884c\u6267\u884c\uff0c\u4f46 http \u670d\u52a1\u5668\u7684\u8bf7\u6c42\u5904\u7406\u662f\u5e76\u53d1\u7684\u3002<\/strong>,\u5f53\u670d\u52a1\u5668\u8c03\u7528 http.server.accept \u65b9\u6cd5\u63a5\u6536\u8bf7\u6c42\u65f6\uff0c\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 goroutine \u6765\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u3002\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u4f1a\u5728\u5355\u72ec\u7684 goroutine \u4e2d\u5904\u7406\uff0c\u56e0\u6b64\u8bf7\u6c42\u5904\u7406\u662f\u5e76\u53d1\u7684\u3002,\u4ee5\u4e0b\u662f\u76f8\u5173\u7684\u5173\u952e\u4ee3\u7801\u6bb5\uff1a,\u5728 c.serve \u65b9\u6cd5\u4e2d\uff0c\u5c31\u5f00\u59cb\u8c03\u7528 http.servemux.servehttp \u65b9\u6cd5\u5e76\u5904\u7406\u8bf7\u6c42\u4e86\u3002,\u56e0\u6b64\uff0chttp.handlefunc \u6ce8\u518c\u7684 handler \u867d\u7136\u5728\u5176\u5185\u90e8\u6267\u884c\u662f\u4e32\u884c\u7684\uff0c\u4f46\u7531\u4e8e\u8bf7\u6c42\u662f\u5728\u4e0d\u540c\u7684 goroutine \u4e2d\u5e76\u884c\u5904\u7406\u7684\uff0c\u56e0\u6b64\u6574\u4f53\u4e0a\u662f\u5e76\u53d1\u7684\u3002,\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300ahttp.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01,http.handlefunc \u7684 handler \u6267\u884c\u5e76\u53d1\u6027,\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0
\n\u300ahttp.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9
\nGOLANG<\/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,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> http.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f<\/span><\/p>\n

http.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f<\/h1>\n

\u6765\u6e90\uff1aphp<\/span>
\n2024-10-30 19:58:01<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\u300ahttp.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9GOLANG<\/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>\n

http.handlefunc \u7684 handler \u6267\u884c\u5e76\u53d1\u6027<\/strong><\/p>\n

\u4f7f\u7528 http.handlefunc \u6ce8\u518c\u7684 handler \u5728\u5904\u7406\u8bf7\u6c42\u65f6\u7684\u5e76\u53d1\u6027\u4e00\u76f4\u662f\u521d\u5b66\u8005\u5173\u5fc3\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u5bf9\u5176\u8fdb\u884c\u8be6\u7ec6\u9610\u8ff0\u3002<\/p>\n

\u95ee\u9898\uff1ahttp.handlefunc \u6ce8\u518c\u7684 handler \u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f<\/strong><\/p>\n

\u7b54\u6848\uff1a<\/strong><\/p>\n

http.handler \u662f\u5e76\u884c\u6267\u884c\u7684\u3002<\/p>\n

\u539f\u7406\uff1a<\/strong><\/p>\n

\u5f53\u7f51\u7edc\u670d\u52a1\u5668\u63a5\u6536\u4e00\u4e2a\u8bf7\u6c42\u540e\uff0c\u4f1a\u6309\u7167\u4ee5\u4e0b\u987a\u5e8f\u5904\u7406\u8bf7\u6c42\uff1a<\/p>\n

http.servemux.servehttp\n\u2193\nhttp.servemux.handler\n\u2193\nhttp.servemux.handler<\/pre>\n
\u5176\u4e2d\uff0chttp.servemux.servehttp\u3001http.servemux.handler\u3001http.servemux.handler \u7684\u6267\u884c\u987a\u5e8f\u662f\u4e32\u884c\u7684\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5c3d\u7ba1\u8fd9\u4e9b\u65b9\u6cd5\u4e32\u884c\u6267\u884c\uff0c\u4f46 http \u670d\u52a1\u5668\u7684\u8bf7\u6c42\u5904\u7406\u662f\u5e76\u53d1\u7684\u3002<\/strong><\/p>\n
\u5f53\u670d\u52a1\u5668\u8c03\u7528 http.server.accept \u65b9\u6cd5\u63a5\u6536\u8bf7\u6c42\u65f6\uff0c\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 goroutine \u6765\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u3002\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u4f1a\u5728\u5355\u72ec\u7684 goroutine \u4e2d\u5904\u7406\uff0c\u56e0\u6b64\u8bf7\u6c42\u5904\u7406\u662f\u5e76\u53d1\u7684\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u76f8\u5173\u7684\u5173\u952e\u4ee3\u7801\u6bb5\uff1a<\/p>\n
\/\/ https:\/\/golang.org\/src\/net\/http\/server.go L2900\nfor {\n    rw, err := l.Accept()\n    if err != nil {\n        ...\n    }\n    ...\n    go c.serve(connCtx)\n}<\/pre>\n
\u5728 c.serve \u65b9\u6cd5\u4e2d\uff0c\u5c31\u5f00\u59cb\u8c03\u7528 http.servemux.servehttp \u65b9\u6cd5\u5e76\u5904\u7406\u8bf7\u6c42\u4e86\u3002<\/p>\n
\u56e0\u6b64\uff0chttp.handlefunc \u6ce8\u518c\u7684 handler \u867d\u7136\u5728\u5176\u5185\u90e8\u6267\u884c\u662f\u4e32\u884c\u7684\uff0c\u4f46\u7531\u4e8e\u8bf7\u6c42\u662f\u5728\u4e0d\u540c\u7684 goroutine \u4e2d\u5e76\u884c\u5904\u7406\u7684\uff0c\u56e0\u6b64\u6574\u4f53\u4e0a\u662f\u5e76\u53d1\u7684\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300ahttp.HandleFunc\u6ce8\u518c\u7684Handler\u662f\u4e32\u884c\u8fd8\u662f\u5e76\u53d1\u7684\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n
 \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1aphp \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb \u5220\u9664  <\/p>\n
\n
\n <\/dt>\n
\n   \u5c0f\u7a0b\u5e8f\u5982\u4f55\u81ea\u52a8\u5207\u6362\u8bed\u8a00\uff0c\u624d\u80fd\u517c\u987e\u7cbe\u51c6\u6027\u548c\u9002\u7528\u6027\uff1f\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   Element UI \u56fa\u5b9a\u5217\u4e2d\uff0c\u7edd\u5bf9\u5b9a\u4f4d\u7684 Div \u65e0\u6cd5\u8d85\u51fa\u56fa\u5b9a\u5217\uff0c\u5982\u4f55\u89e3\u51b3\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0 ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205986","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205986","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205986"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205986\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}