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Re^2: shift and logical or

by Kenosis (Priest)
on Nov 17, 2012 at 02:41 UTC ( #1004279=note: print w/ replies, xml ) Need Help??


in reply to Re: shift and logical or
in thread shift and logical or

Defined, undefined or false?

use strict; use warnings; my $val = 0; print +($val) ? "defined" : "undefined"; # prints undefined print "\n"; print +(defined $val) ? "defined" : "undefined"; # prints defined undef $val; print "\n"; print +(defined $val) ? "defined" : "undefined"; # prints undefined

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