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Re: Warnings:

by Zaxo (Archbishop)
on Jun 08, 2002 at 01:22 UTC ( [id://172715]=note: print w/replies, xml ) Need Help??

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  1. or download this
    $u ||= '';
$v ||= '';
my $c = $u . $v;
  2. or download this
    my $c = ($u ||= '') . ($v ||= '');
  3. or download this
    my $c = (defined $u ? $u : '') . (defined $v ? $v : '');

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