e-commerce – Tarik Billa

Determine credit card type by number?

March 5, 2023 by Tarik

Yes, the site you mentioned is correct. Many sites, incl. Google Checkout I believe, rely on automatic detection of the card type. It’s convenient, makes the UI less cluttered (one less input box) and saves time. Go ahead!

Credit card expiration dates – Inclusive or exclusive?

December 12, 2022 by Tarik

It took me a couple of minutes to find a site that I could source for this. The card is valid until the last day of the month indicated, after the last [sic]1 day of the next month; the card cannot be used to make a purchase if the merchant attempts to obtain an authorization. … Read more