getTypeForIIN method
Implementation
String getTypeForIIN(String? cardNumber) {
// If type is empty and the number isn't empty
if (!StringUtils.isEmpty(cardNumber)) {
for (var cardType in cardTypes) {
if (cardType.hasStartingMatch(cardNumber)) {
return cardType.toString();
}
}
return CardType.unknown;
}
return CardType.unknown;
}