private string getByIp(){string strUrl = "http://iframe.ip138.com/ic.asp"; //获得IP的网址了WebClient w = new WebClient();Stream s= w.OpenRead(strUrl);int i = 0;string str = "";do{i = s.ReadByte();if (i > 0)str += Convert.ToChar(i);}while (i > 0);int ii = str.IndexOf('[');string strstr = "";string strss = "";if (ii != -1){for (int k = ii+1; k < str.Length - 1; k++){strstr += str[k];}string[] ss= strstr.Split('.');for (int j = 0; j < ss.Length ; j++){if (j == 3){strss += ss[j].Split(']')[0];}else{strss += ss[j] + ".";}}}return strss;}