delphi idhttp 使用方法

delphi idhttp 使用方法

IdHTTP1.Request.Connection:='Keep-Alive';   
IdHTTP1.Request.UserAgent:='Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon)';   
IdHTTP1.Request.ContentType:='application/x-www-form-urlencoded';   
IdHTTP1.Request.Referer:='http://www.xxx.com';   
IdHTTP1.Request.Accept:='image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/msword, */*';   
IdHTTP1.Request.AcceptLanguage:='zh-cn';   
IdHTTP1.Request.AcceptEncoding:='gzip, deflate';   
IdHTTP1.Request.CacheControl:='no-cache';   
IdHTTP1.ReadTimeout:=60000;   
IdHTTP1.HTTPOptions:=IdHTTP1.HTTPOptions+[hoKeepOrigProtocol];//关键这行   
IdHTTP1.ProtocolVersion:=pv1_1;   
sHtml:=IdHTTP1.Post('http://www.xxx.com/login.asp',sPost);