CREDITCARDTYPE
Returns the credit card type of a specified credit card number.
Syntax
CREDITCARDTYPE(card_num)
card_num - the credit card number to be validated.
Remarks
CREDITCARDTYPE only determines the following credit card types :
For all other (mathematically) valid credit cards, CREDITCARDTYPE returns an answer of "Unkown".
Special Note
The calculation of this function is based on the author's limited knowledge in the topic concerned. This function is only a demonstration of programming techniques. It is not expected to be used in any business situations for the validation of credit card numbers.
Please refer to the "LIMITATION OF LIABILITY" paragraph of the EPT License Agreement.
[ ©2000-2001, Edwin H. B. Tam, All rights reserved ]