The code you have posted does not produce that warning.

$ perl -w
  my $funct  = sub($) {
        my $var = shift;
        my $var2 = $var =~ /red|green|blue/;
        $var2 = 'magenta' if ($var eq 'm');
        return $var2;
    };
$

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In reply to Re: Use of uninitialized value $var in pattern match (m//) by hippo
in thread Use of uninitialized value $var in pattern match (m//) by CropCircle

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