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Re^2: Tell me how it works!

by citromatik (Curate)
on Jan 28, 2009 at 15:01 UTC ( #739594=note: print w/ replies, xml ) Need Help??

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  1. or download this
    $x = 10;
    @x = qw(1 2 3);
    ...
    undef $x;
    print $y;  # <- Warns "Use of uninitialized value in..."
    

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