private IsIpAddress ( string hostname ) : bool | ||
hostname | string | |
return | bool |
private bool IsIpAddress(string hostname)
{
Regex reg = new Regex(@"^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$");
return reg.IsMatch(hostname);
}