Card Validation: Features
These functions are included in ccValid.pas:
- htCreditCardDateCheck -- Validate a string to make sure it contains a valid mm-yyyy date.
- htCreditCardDateMMYY -- convert CHAR(6) to CHAR(4), check for validity, set error
- htCreditCardDateReverse -- Return a reversed char(4) date, or blank if not reversible.
- htCreditCardDateReversible -- Check a credit card date for reversibility.
- htCreditCardType -- Determine type of credit card based on card number.
Order Credit Card Validation Routines
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