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Re: how ! operator works

by Deepthi (Initiate)
on Feb 04, 2011 at 17:14 UTC ( #886256=note: print w/ replies, xml ) Need Help??


in reply to how ! operator works

You have assigned some value to $r variable. That's why it is showing as defined. If you give my $r; Then it will say not defined. Rest all cases, if you assign the variable any value, that means defined. my $r = !1; my $r = !0; my $r = "";


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