C#获取本机IP

public void GetIPAddress()
{
string resultIP = string.Empty;
System.Net.IPAddress[] ips = System.Net.Dns.GetHostEntry(System.Net.Dns.GetHostName()).AddressList;
foreach (System.Net.IPAddress ip in ips)
{
if (IsCorrentIP(ip.ToString()))
{
resultIP = ip.ToString();
break;
}
}
}
private bool IsCorrentIP(string ip)
{
string pattrn = @"(d{1,2}|1dd|2[0-4]d|25[0-5]).(d{1,2}|1dd|2[0-4]d|25[0-5]).(d{1,2}|1dd|2[0-4]d|25[0-5]).(d{1,2}|1dd|2[0-4]d|25[0-5])";
if (System.Text.RegularExpressions.Regex.IsMatch(ip, pattrn))
{
return true;
}
else
{
return false;
}
}