[grand-rapids-pm-list] Perl Puzzle!

grand-rapids-pm-list at pm.org grand-rapids-pm-list at pm.org
Fri Oct 10 08:00:32 PDT 2008


use Test::More tests=>2;

my $str = "-0";
ok($str>=0);
ok($str ge 0);


--matt

On Fri, Oct 10, 2008 at 7:52 AM, <grand-rapids-pm-list at pm.org> wrote:

> Here's something that tripped me up that I thought I'd share as a Perl
> Puzzle...
>
> Q1: For what value(s) of $a do the following comparisons return different
> results?
>
> $a >= 0
> $a ge 0
>
> Q2: Ok, it isn't hard to guess. But, why? The answer reveals something
> unique about Perl that is very important to keep in mind.
>
>
> Feel free to reply to the list. I'll post the answer later today if no one
> nails it.
>
> -Ed
>
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>



-- 
Matthew Heusser,
Blog: http://xndev.blogspot.com

General, you are listening to a machine.  Do the world a favor and don't act
like one. -- Dr. Stephen Falken, "War Games", The Movie
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