Oh god. I'm digging through what might be on the order of.a hundred thousand
lines of perl code on a system. The file that snippet came from is over ten
thousand lines long. My brain is about to implode.
Thanks.
-----Original message-----
From: Ben Tilly <bti...@gmail.com>
To: Greg London <em...@greglondon.com>
Cc: boston-pm@mail.pm.org
Sent: Tue, Sep 28, 2010 00:29:52 GMT+00:00
Subject: Re: [Boston.pm] $#{$Queue}
Check perlvar. It is the index of the last array element, which is
one less than the size.
@$Queue will give you the size in scalar context.
On Mon, Sep 27, 2010 at 5:28 PM, Greg London <em...@greglondon.com> wrote:
>
>
> what the heck?
>
> my $Queue = \...@somearray;
>
> if ($#{$Queue} <= -1){
> # do something
> }
>
> I thought $# was size,
> but the code is checking for it to be minus one?
>
> --
>
>
>
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