http通信流程
浏览器->已监听的web服务器->read->write->close
http请求报文:
a.请求方法: POST GET DELETE HEAD OPTIONS PUT TRACE
b.请求地址: /xxx/yyy/zzz
c.报文协议: HTTP/1.1
d.请求报文头: Accept Referer Accept-Language
Content-Type Host Content-Length Connection Cache-Control Cookie
f.请求报文体: name=xxx&age=3737...
http响应报文:
a.报文协议 HTTP/1.1
