/// <summary> /// 得到真实IP以及所在地详细信息（Porschev） /// </summary> /// <returns></returns> public string GetIpDetails() { //设置获取IP地址和国家源码的网址 string url = "http://www.ip138.com/ips8.asp"; string regStr = "(?<=<td\\s*align=\\\"center\\\">)[^<]*?(?=<br/><br/></td>)"; //IP正则 string ipRegStr = "((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)"; //IP地址 string ip = string.Empty; //国家 string country = string.Empty; //省市 string adr = string.Empty; //得到网页源码 string html = GetHtml(url); Regex reg = new Regex(regStr, RegexOptions.None); Match ma = reg.Match(html); html = ma.Value; Regex ipReg = new Regex(ipRegStr, RegexOptions.None); ma = ipReg.Match(html); //得到IP ip = ma.Value; int index = html.LastIndexOf("：") + 1; //得到国家 country = html.Substring(index); adr = GetAdrByIp(ip); return "IP：" + ip + " 国家：" + country + " 省市：" + adr; } /// <summary> /// 通过IP得到IP所在地省市（Porschev） /// </summary> /// <param name="ip"></param> /// <returns></returns> public string GetAdrByIp(string ip) { string url = "http://www.cz88.net/ip/?ip=" + ip; string regStr = "(?<=<span\\s*id=\\\"cz_addr\\\">).*?(?=</span>)"; //得到网页源码 string html = GetHtml(url); Regex reg = new Regex(regStr, RegexOptions.None); Match ma = reg.Match(html); html = ma.Value; string[] arr = html.Split(' '); return arr[0]; }

/// <summary> /// 获取HTML源码信息(Porschev) /// </summary> /// <param name="url">获取地址</param> /// <returns>HTML源码</returns> public string GetHtml(string url) { string str = ""; try { Uri uri = new Uri(url); WebRequest wr = WebRequest.Create(uri); Stream s = wr.GetResponse().GetResponseStream(); StreamReader sr = new StreamReader(s, Encoding.Default); str = sr.ReadToEnd(); } catch (Exception e) { } return str; }