There's always the "evil" string eval:

my ( $s1, $s2 ) = ( 'pure', 'pppp!u-r-*e' );
my $re = eval "qr/[^$s1]/";
$s2 =~ s/$re//g;
print $s2; # ppppure

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In reply to Re: Scurbbing a string by FunkyMonk
in thread Scrubbing a string by princepawn

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