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Discussion on: Credit card number check

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shostarsson profile image
Rémi Lavedrine

Interesting.
Nevertheless, I've heard that credit card numbers means something (first ones determine if it a mastercard or visa).
But I don't know what all the numbers mean.
Do you know this ? Or where we can find this information ?

Cheers

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divyajyotiuk profile image
Divyajyoti Ukirde Author

stackoverflow.com/questions/72768/...

StackOverflow always has it!