findBrand static method
Implementation
static CardBrand findBrand(String cardNUmber) {
if (_visa.matchAsPrefix(cardNUmber) != null) return CardBrand.visa;
if (_master.matchAsPrefix(cardNUmber) != null) return CardBrand.masterCard;
if (_discover.matchAsPrefix(cardNUmber) != null) return CardBrand.discover;
if (_diners.matchAsPrefix(cardNUmber) != null) return CardBrand.diners;
if (_amex.matchAsPrefix(cardNUmber) != null) return CardBrand.amex;
if (_jcb.matchAsPrefix(cardNUmber) != null) return CardBrand.jcb;
if (_union.matchAsPrefix(cardNUmber) != null) return CardBrand.union;
return CardBrand.n_a;
}