C#獲取本機IP

        public static string GetLocalIP()
        {
            try
            {
                IPHostEntry IpEntry = Dns.GetHostEntry(Dns.GetHostName());
                foreach (IPAddress item in IpEntry.AddressList)
                {
                    if (item.AddressFamily == AddressFamily.InterNetwork)
                    {
                        return item.ToString();
                    }
                }
                return "";
            }
            catch { return ""; }
        }