GitHub has an interesting UI element about filtering the accepted credit cards, by identifying your start digit of the card. The moment you enter the first digit of the card, it grays out all but the identified card on its screen.

Vishal Mehta is a usability professional who loves to play chess and has a strong eye for details. He’s also the CEO of IDYeah Creations, a UX practice in Pune, India. Vishal is also a guest blogger on UXBooth, Technorati, BlogCritics, and SAP Community Network.
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Tagged as:
credit card,
mastercard,
user interface feedback,
visa
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