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Regular Expression Details

Title Test Find Pattern Title
Expression
(^(4|5)\d{3}-?\d{4}-?\d{4}-?\d{4}|(4|5)\d{15})|(^(6011)-?\d{4}-?\d{4}-?\d{4}|(6011)-?\d{12})|(^((3\d{3}))-\d{6}-\d{5}|^((3\d{14})))
Description
This provides an expression to calidate the four major credit cards. It can be easily broken up to use for a specific type of card. It does not validate the number being a potential real number, only in the correct format.
Matches
4111-1234-1234-1234 | 6011123412341234 | 3711-123456-12345
Non-Matches
1234567890123456 | 4111-123-1234-1234 | 412-1234-1234-1234
Author Rating: Not yet rated. Chris Love
Source Modified from existing expressions in this library
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Existing User Comments

Title: false positive
Name: Rob Eberhardt
Date: 1/20/2004 6:39:19 AM
Comment:
6011123412341234567890abcdefghijklmnopqrstuvwxyz


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