Why "porter" is not 0 ?
Why do you expect it to be 0? This is one way to get what you want: 
use warnings;
use strict;

my $a = 6;
my $porter = (($a & 1) != 0) ? 1 : 0;
print "porter=$porter=\n";

__END__

porter=0=

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Truth and Falsehood

In reply to Re: Why my variable is not 0 ? by toolic
in thread Why my variable is not 0 ? by pcouderc

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