HttpSendRequest的header的構造，httpsendrequest

HttpSendRequest的header的構造，httpsendrequest

  heads:=TStringList.Create;  heads.Add('Content-Type:application/x-www-form-urlencoded; charset=UTF-8');  heads.Add('Cache-Control:no-cache');  heads.Add('User-Agent:Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)');  heads.Add('Accept:*/*');  heads.Add('Accept-Encoding:gzip,deflate');  heads.Add('Accept-Charset:gb2312,utf-8;q=0.7,*;q=0.7');  heads.Add('Connection:keep-alive');  heads.Add('Host:kyfw.12306.cn');  heads.Add('Referer:https://kyfw.12306.cn/otn/login/init#');  heads.Add('Accept-Language:zh-cn');