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A comment on Skeuocard.

Re:Skeuocard by ape4 on Thursday August 01, 2013 @05:31PM (#6143677)
Perhaps existing forms make you select the type of card as an extra check.
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Re:Skeuocard by infogulch on Thursday August 01, 2013 @05:37PM (#6143706)
Not a very good reason, if you mistype a cc number it will most likely be completely invalid anyway.
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Re:Skeuocard by larrykubin on Thursday August 01, 2013 @05:35PM (#6143695)
I believe you can tell the type of card with a regular expression:

http://stackoverflow.com/questions/72768/how-do-you-detect-c...

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