\u65b0\u4eba\u535a\u5ba2，\u5df2\u53d1\u5e03\u6587\u7ae0\u4f1a\u6301\u7eed\u66f4\u65b0，\u6709\u77ed\u7f3a\u8bf7\u89c1\u8c05，\u4f1a\u5c3d\u5feb\u8865\u9f50，\u6b22\u8fce\u8bc4\u8bba\u533a\u63d0\u51fa，\u8c22\u8c22<\/p>\n
HTTP（HyperText Transfer Protocol，\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae）\u662f\u4e92\u8054\u7f51\u4e0a\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u534f\u8bae\u4e4b\u4e00，\u7528\u4e8e\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u57fa\u4e8e TCP \u534f\u8bae，\u91c7\u7528\u8bf7\u6c42-\u54cd\u5e94\u6a21\u578b，\u5177\u6709\u65e0\u72b6\u6001\u3001\u53ef\u6269\u5c55\u7b49\u7279\u70b9\u3002\u5f53\u524d\u4e3b\u6d41\u7248\u672c\u4e3a HTTP\/1.1 \u548c HTTP\/2，HTTP\/3 \u4e5f\u5728\u9010\u6b65\u63a8\u5e7f\u4e2d\u3002<\/p>\n
\u7406\u89e3 HTTP \u534f\u8bae\u7684\u62a5\u6587\u7ed3\u6784\u548c\u89e3\u6790\u539f\u7406，\u5bf9\u4e8e Web \u5f00\u53d1\u3001\u7f51\u7edc\u8c03\u8bd5\u4ee5\u53ca\u7f16\u5199\u4e2d\u95f4\u4ef6\u5177\u6709\u91cd\u8981\u7684\u5b9e\u6218\u4ef7\u503c\u3002\u672c\u6587\u5c06\u7cfb\u7edf\u4ecb\u7ecd HTTP \u8bf7\u6c42\u4e0e\u54cd\u5e94\u62a5\u6587\u7684\u683c\u5f0f，\u5e76\u901a\u8fc7\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u5982\u4f55\u624b\u52a8\u89e3\u6790 HTTP \u62a5\u6587\u3002<\/p>\n
HTTP \u8bf7\u6c42\u62a5\u6587\u7531\u56db\u4e2a\u90e8\u5206\u7ec4\u6210：\u8bf7\u6c42\u884c\u3001\u8bf7\u6c42\u5934\u3001\u7a7a\u884c\u548c\u8bf7\u6c42\u4f53\u3002<\/p>\n
\u5178\u578b\u7684\u8bf7\u6c42\u62a5\u6587\u683c\u5f0f\u5982\u4e0b：<\/p>\n
POST \/api\/login HTTP\/1.1
\nHost: www.example.com
\nContent-Type: application\/json
\nContent-Length: 45<\/p>\n
{"username":"admin","password":"123456"}<\/p>\n
\u8bf7\u6c42\u884c\u5305\u542b\u4e09\u4e2a\u5b57\u6bb5：\u8bf7\u6c42\u65b9\u6cd5\u3001\u8bf7\u6c42 URI \u548c HTTP \u7248\u672c，\u4ee5\u7a7a\u683c\u5206\u9694，\u4ee5 CRLF（\\\\r\\\\n） \u7ed3\u5c3e\u3002\u5e38\u89c1\u8bf7\u6c42\u65b9\u6cd5\u5305\u62ec GET\u3001POST\u3001PUT\u3001DELETE\u3001HEAD\u3001OPTIONS \u7b49\u3002<\/p>\n
\u8bf7\u6c42\u5934\u7531\u591a\u4e2a\u952e\u503c\u5bf9\u7ec4\u6210，\u6bcf\u884c\u4e00\u4e2a，\u683c\u5f0f\u4e3a \u5b57\u6bb5\u540d: \u5b57\u6bb5\u503c\u3002\u5e38\u89c1\u7684\u8bf7\u6c42\u5934\u5b57\u6bb5\u6709：<\/p>\n
\u8bf7\u6c42\u5934\u548c\u8bf7\u6c42\u4f53\u4e4b\u95f4\u5fc5\u987b\u6709\u4e00\u4e2a\u7a7a\u884c（\u5373\u5355\u72ec\u7684 \\\\r\\\\n），\u7528\u4e8e\u6807\u8bc6\u5934\u90e8\u7ed3\u675f\u3001\u8bf7\u6c42\u4f53\u5f00\u59cb\u3002\u89e3\u6790\u5668\u901a\u8fc7\u8fd9\u4e2a\u7a7a\u884c\u6765\u5207\u5206\u5934\u90e8\u548c\u8bf7\u6c42\u4f53\u3002<\/p>\n
\u8bf7\u6c42\u4f53\u5305\u542b\u63d0\u4ea4\u7ed9\u670d\u52a1\u5668\u7684\u6570\u636e\u3002\u5e76\u975e\u6240\u6709\u8bf7\u6c42\u90fd\u6709\u8bf7\u6c42\u4f53，GET \u548c HEAD \u8bf7\u6c42\u901a\u5e38\u6ca1\u6709\u8bf7\u6c42\u4f53\u3002\u8bf7\u6c42\u4f53\u7684\u957f\u5ea6\u7531 Content-Length \u5934\u6216\u8005\u5206\u5757\u4f20\u8f93\u7f16\u7801（Transfer-Encoding: chunked）\u6765\u51b3\u5b9a\u3002<\/p>\n
HTTP \u54cd\u5e94\u62a5\u6587\u540c\u6837\u7531\u56db\u4e2a\u90e8\u5206\u7ec4\u6210：\u72b6\u6001\u884c\u3001\u54cd\u5e94\u5934\u3001\u7a7a\u884c\u548c\u54cd\u5e94\u4f53\u3002<\/p>\n
\u5178\u578b\u54cd\u5e94\u62a5\u6587\u683c\u5f0f\u5982\u4e0b：<\/p>\n
HTTP\/1.1 200 OK
\nContent-Type: text\/html; charset=utf-8
\nContent-Length: 138<\/p>\n
<!DOCTYPE html>
\n<html>
\n<head><title>Example<\/title><\/head>
\n<body><h1>Hello World<\/h1><\/body>
\n<\/html><\/p>\n
\u72b6\u6001\u884c\u5305\u542b\u4e09\u4e2a\u5b57\u6bb5：HTTP \u7248\u672c\u3001\u72b6\u6001\u7801\u548c\u539f\u56e0\u77ed\u8bed\u3002\u5e38\u89c1\u72b6\u6001\u7801\u6709：1xx（\u4fe1\u606f\u6027）\u30012xx（\u6210\u529f）\u30013xx（\u91cd\u5b9a\u5411）\u30014xx（\u5ba2\u6237\u7aef\u9519\u8bef）\u30015xx（\u670d\u52a1\u5668\u9519\u8bef）\u3002<\/p>\n
\u54cd\u5e94\u5934\u7684\u683c\u5f0f\u4e0e\u8bf7\u6c42\u5934\u76f8\u540c，\u5e38\u89c1\u5b57\u6bb5\u5305\u62ec：<\/p>\n
\u54cd\u5e94\u4f53\u662f\u670d\u52a1\u5668\u8fd4\u56de\u7684\u5b9e\u9645\u6570\u636e，\u53ef\u4ee5\u662f HTML \u6587\u6863\u3001JSON \u6570\u636e\u3001\u56fe\u7247\u7b49\u4efb\u610f\u5185\u5bb9\u3002\u5176\u957f\u5ea6\u540c\u6837\u7531 Content-Length \u6216\u5206\u5757\u7f16\u7801\u51b3\u5b9a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u65b0\u4eba\u535a\u5ba2，\u5df2\u53d1\u5e03\u6587\u7ae0\u4f1a\u6301\u7eed\u66f4\u65b0，\u6709\u77ed\u7f3a\u8bf7\u89c1\u8c05，\u4f1a\u5c3d\u5feb\u8865\u9f50，\u6b22\u8fce\u8bc4\u8bba\u533a\u63d0\u51fa，\u8c22\u8c221. HTTP \u534f\u8bae\u6982\u8ff0HTTP（HyperText Transfer Protocol，\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae）\u662f\u4e92\u8054\u7f51\u4e0a\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u534f\u8bae\u4e4b\u4e00，\u7528\u4e8e\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u57fa\u4e8e TCP \u534f\u8bae，\u91c7\u7528\u8bf7\u6c42-\u54cd\u5e94\u6a21\u578b，\u5177\u6709\u65e0\u72b6\u6001\u3001\u53ef\u6269\u5c55\u7b49\u7279\u70b9\u3002\u5f53\u524d\u4e3b\u6d41<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[151,78,191],"topic":[],"class_list":["post-88532","post","type-post","status-publish","format-standard","hentry","category-server","tag-http","tag-78","tag-191"],"yoast_head":"\n