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Re: What is true and false in Perl?

by ambrus (Abbot)
on Apr 07, 2005 at 19:30 UTC ( #445846=note: print w/ replies, xml ) Need Help??

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  1. or download this
    undef     # evaluates to "" so it's false -- note, you may get a warni
    +ng "use of uninitialized value if you are using -w
    
  2. or download this
    my $a;
    if ($a) {}
    

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