Uri u = new Uri("http://192.168.1.68/xxxx/hitcout.xml");
System.Net.HttpWebRequest myrequest = (System.Net.HttpWebRequest)System.Net.WebRequest.Create(u);//创建http请求
myrequest.Timeout = 5000;//设置超时时间
myrequest.Headers.Set("Pragma","no-cache");//设置头
System.Net.HttpWebResponse myresponse= (System.Net.HttpWebResponse)myrequest.GetResponse();
System.IO.Stream mystream = myresponse.GetResponseStream();//获取输出流
System.Text.Encoding myencode = System.Text.Encoding.GetEncoding("gb2312");//编码
StreamReader objReader = new StreamReader(mystream,myencode);
string str = objReader.ReadToEnd();