Forums »
Wallpaper Scripts Forums And Topics About Programming »
How Many Numbers Does A Credit Card Have?

How Many Numbers Does A Credit Card Have?

Description: need to validate credit cards in united states, i was wondering if you or anyone knows how many digits is the format for a credit card like visa, master card or american express and discovery credit card

Tags: credit , card , mastercard , visa , american express , discovery , money

Posted On Mon May 16, 2011 By helpme In Wallpaper Scripts Forums And Topics About Programming Forums

im writing a script in php and i need to validate credit cards in united states, i was wondering if you or anyone knows how many digits is the format for a credit card like visa, master card or american express and discovery so i can verify and check that the number of digits are correct

jake Mon May 16, 2011

visa has 16 digits
master card has 16 digits also
american express has 15 digits
i dont know about discovery cards