{"id":207344,"date":"2025-07-08T08:17:23","date_gmt":"2025-07-08T00:17:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207344\/"},"modified":"2025-07-08T08:17:23","modified_gmt":"2025-07-08T00:17:23","slug":"%e6%8e%a5%e5%8f%a3%e5%ae%9e%e7%8e%b0%e6%8e%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207344\/","title":{"rendered":"\u63a5\u53e3\u5b9e\u73b0\u63a5\u53e3"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u63a5\u53e3\u5b9e\u73b0\u63a5\u53e3<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-21 20:36:34<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

Golang\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u63a5\u53e3\u5b9e\u73b0\u63a5\u53e3\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u5728..\/src\/io\/io.go<\/code>\u4e2d\uff0c\u4e0b\u9762\u7684\u63a5\u53e3\u6709write<\/code>\u65b9\u6cd5<\/p>\n

type writer interface {\n    write(p []byte) (n int, err error)\n}<\/pre>\n
\u5728..\/src\/net\/http\/server.go<\/code>\u4e2d\uff0c\u4e0b\u9762\u7684\u63a5\u53e3responsewriter<\/code>\u5b9e\u73b0\u4e86writer<\/code>\u63a5\u53e3\u7684write<\/code>\u65b9\u6cd5<\/p>\n
type ResponseWriter interface {\n\n    Header() Header\n\n    Write([]byte) (int, error)\n\n    WriteHeader(statusCode int)\n}<\/pre>\n
\u4ece\u7f16\u7801\u98ce\u683c\u65b9\u9762\u6765\u770b\uff0cwriter<\/code>\u63a5\u53e3\u5d4c\u5165\u5230responsewriter<\/code>\u63a5\u53e3\u4e2d\u662f\u5426\u4f18\u4e8e\u5b9e\u73b0\u5b83\uff1f<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u6211\u8ba4\u4e3a\u60a8\u6b63\u5728\u89e6\u53ca \u3002<\/p>\n
\u56e0\u6b64\uff0c\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u53ef\u4ee5\u50cf\u8fd9\u6837\u91cd\u5199\u63a5\u53e3\u5b9a\u4e49\uff1a<\/p>\n
type ResponseWriter interface {\n\n    Header() Header\n\n    io.Writer \/\/ embedded interface type\n\n    WriteHeader(statusCode int)\n}<\/pre>\n
\u4f46\u8fd9\u662f\u4e0e io<\/code> \u8f6f\u4ef6\u5305\u7684\u9884\u5148\u5b89\u6392<\/em>\u3002<\/p>\n
http\/server.go<\/code> \u63a5\u53e3\u5b9a\u4e49\u53ef\u4ee5\u5728\u4e0d\u4e86\u89e3 io<\/code> \u5305\u7684\u60c5\u51b5\u4e0b\u5b58\u5728\u3002<\/p>\n
\u901a\u8fc7 http\/server.go<\/code> \u7684\u63a5\u53e3\uff0c\u9700\u8981\u4e00\u4e2a\u4e0e io \u5177\u6709\u76f8\u540c\u7b7e\u540d\u7684\u51fd\u6570 write<\/code>\u3002writer<\/code> \u5141\u8bb8\u8bb8\u591a\u5176\u4ed6\u597d\u5904\uff0c\u800c\u65e0\u9700\u5efa\u7acb\u5230\uff08\u5916\u90e8\uff09io<\/code> \u5305\u7684\u6b63\u5f0f\u94fe\u63a5\u3002<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300a\u63a5\u53e3\u5b9e\u73b0\u63a5\u53e3\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207344","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207344","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=207344"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207344\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}