protected override bool EvaluateIsValid()
{
string value = GetControlValidationValue(ControlToValidate);
if (AllowEmpty && String.IsNullOrEmpty(value))
{
return(true);
}
return(LuhnUtility.IsCardNumberValid(value, AllowSpaces));
}
public override bool IsValid(object value)
{
string cardNumber = (string)value;
if (String.IsNullOrEmpty(cardNumber))
{
return(AllowEmpty);
}
return(LuhnUtility.IsCardNumberValid(cardNumber, AllowSpaces));
}
