You've already got a couple of answers explaining the /e option to s///, but I wonder if that's really the best approach. Perhaps you should look at using tr/// instead of s///.

$a = 'a b c d';

$a =~ tr/abcd/rstu/;

print $a;

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In reply to Re: regexp and a perl function by davorg
in thread regexp and a perl function by Anonymous Monk

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