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Regular Expression Details

Title Test Find American Express credit card number
Expression
3[47]\d{13}
Description
American Express credit card number . From http://tools.twainscanning.com/getmyregex .
Matches
371449635398431
Non-Matches
37144935398431
Author Rating: Not yet rated. RobertKaw
Source http://tools.twainscanning.com/getmyregex
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