request和response

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HTTP Request包含以下三部分

POST /examples/default.jsp HTTP/1.1  Accept: text/plain; text/html  Accept-Language: en-gb  Connection: Keep-Alive  Host: localhost  User-Agent: Mozilla/4.0 (compatible; MSIE 4.01; Windows 98)  Content-Length: 33  Content-Type: application/x-www-form-urlencoded  Accept-Encoding: gzip, deflate  lastName=Franks&firstName=Michael
  • Method—Uniform Resource Identifier (URI)—Protocol/Version(请求资源地址)——1行
  • Request headers(请求头)——2-9行
  • Entity body(请求实体)——11行

HTTP Response包含以下三部分

HTTP/1.1 200 OK  Server: Microsoft-IIS/4.0  Date: Mon, 5 Jan 2004 13:13:33 GMT  Content-Type: text/html  Last-Modified: Mon, 5 Jan 2004 13:13:12 GMT  Content-Length: 112  <html>  <head>  <title>HTTP Response Example</title>  </head>  <body>  Welcome to Brainy Software  </body>  </html>
  • Protocol—Status code—Description——1行
  • Response headers(响应头)——2-6行
  • Entity body(响应实体)——8-15行
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