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Re^2: if ($2) behaves differently than if (defined $2)

by radiantmatrix (Parson)
on Apr 15, 2008 at 18:09 UTC ( [id://680611]=note: print w/replies, xml ) Need Help??

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  1. or download this
    my $x;
demonstrate();
...

  print "\n";
}
  2. or download this
    $x is undefined
$x evaluates as FALSE
...

$x has value 0
$x evaluates as FALSE

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