billing - Why do credit card forms ask for Visa, Mastercard, etc.? - User Experience Stack Exchange
ux.stackexchange.com/questions/51346/why-do-credit-card-forms-ask-for-visa-ma...
You can tell if it's a Visa or MasterCard based on the number it starts with, i.e. 4 for Visa, 5 for MasterCard. Why do most billing forms request the type of card?
It's not a barrier for bots (t...
Comments (0)
Sign in to post comments.