1Regexp::Common::_supporUts(e3r)Contributed Perl DocumentRaetgieoxnp::Common::_support(3)
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NAME

6       Regexp::Common::support -- Support functions for Regexp::Common.
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SYNOPSIS

9           use Regexp::Common::_support qw /luhn/;
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11           luhn ($number)    # Returns true/false.
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DESCRIPTION

14       This module contains some subroutines to be used by other "Regexp::Com‐
15       mon" modules. It's not intended to be used directly. Subroutines from
16       the module may disappear without any notice, or their meaning or inter‐
17       face may change without notice.
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19       luhn
20           This subroutine returns true if its argument passes the luhn check‐
21           sum test.
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SEE ALSO

24       <http://www.webopedia.com/TERM/L/Luhn_formula.html>.
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HISTORY

27        $Log: _support.pm,v $
28        Revision 2.101  2004/12/18 11:28:25  abigail
29        POD nit (Mike Castle)
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31        Revision 2.100  2004/07/01 14:47:00  abigail
32        Force version
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34        Revision 2.1  2004/07/01 14:46:35  abigail
35        Initial checkin
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AUTHOR

38       Abigail (regexp-common@abigail.nl).
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BUGS AND IRRITATIONS

41       Bound to be plenty.
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44        Copyright (c) 2001-2004, Damian Conway and Abigail. All Rights Reserved.
45              This module is free software. It may be used, redistributed
46             and/or modified under the terms of the Perl Artistic License
47                   (see http://www.perl.com/perl/misc/Artistic.html)
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51perl v5.8.8                       2003-03-23       Regexp::Common::_support(3)
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