untested, but I often get this stuff right on the first try: {grin} 
my $regex = join "|", map quotemeta, keys %substitute_hash;
$regex = qr/$regex/; # compile
...
$string =~ s/($regex)/$substitute_hash{$1}/g;

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-- Randal L. Schwartz, Perl hacker

In reply to Re: hashes in regexes by merlyn
in thread hashes in regexes by DeusVult

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