Re: Credit card validation (Luhn check algorithm)
| From: | Dave Mertens | Date: | Wed, 22 May 2002 21:07:46 +0000 |
| Subject: | Re: Credit card validation (Luhn check algorithm) | ||
| References: | 1 2 | Groups: | php.pear.dev |
| Request: | Send a blank email to pear-dev+get-6343@lists.php.net to get a copy of this message | ||
On Wed, May 22, 2002 at 10:22:50AM -0500, Brent Cook wrote:
> On Wed, 22 May 2002, Wolfram Kriesing wrote:
> > yes, Validation is needed, but i think Luhn belongs into algorithm, or not?
> > it can be used by validation, sure, but it is an algorithm, right?
> Unless you're in the business of issuing credit cards, this algorithm
> could be used only for validation.
The luhn-check validation is a just another number check. It isn't only used
for creditcards. Most company that give out some sort of card use the luhn
check, only the mask is different.
But i agree that a creditcard is the most common use of the luhn check.
--
With best regards,
Dave Mertens, Development Manager
dmertens@ism.nl
Innovative Solutions in Media BV
Schiekade 101
3033 BG Rotterdam, Netherlands
Tel. +31-10-2436060
Fax. +31-10-2436066