Not really sure what you're trying to do, but 1) avoid $a and $b outside of sort subs and 2) if $a and $b are integers, you can simplify to: 
$error or $a = $a < $b ? $b : $a;

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cLive ;-)

In reply to Re: backwards if and while looping by cLive ;-)
in thread backwards if and while looping by jcpunk

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