根据IP获取省市 .-白红宇

根据IP获取省市 .

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发布时间：2019-06-28

本文共 2493 字，大约阅读时间需要 8 分钟。

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