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Re: build regexp on a list of patterns

by kvale (Monsignor)
on Apr 06, 2005 at 08:21 UTC ( [id://445207]=note: print w/replies, xml ) Need Help??


in reply to build regexp on a list of patterns

Regex::PreSuf can combine a list of words into a more compact set of alternations and character classes: 
use Regex::PreSuf;

my $re = presuf(qw(foobar fooxar foozap));

# $re should be now 'foo(?:zap|[bx]ar)'

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-Mark

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