Depending on the OP's needs, Perl's grep function might be useful.

http://perldoc.perl.org/functions/grep.html

Just search the list returned by grep to see if it's empty or not.

In reply to Re: reg exp to find presence of value in a list of comma seperated list by Anonymous Monk
in thread reg exp to find presence of value in a list of comma seperated list by kgforperl

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