' Validate an IP address
' Example:
' MessageBox.Show(IsValidIP("123.14.0.255")) ' => True
' MessageBox.Show(IsValidIP("256.14.0.255")) ' => False
Function IsValidIP(ByVal ipAddress As String) As Boolean
Return System.Text.RegularExpressions.Regex.IsMatch(ipAddress, _
"^(25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}$")
End Function
