On Wed, Mar 4, 2009 at 8:59 PM, Gaal Yahas <[email protected]> wrote:
> Minor correction: "our" is lexically scoped, so you need:
No, it is not.
$ perl -le ' our $foo = 3; { our $foo = 4; } print $foo '
4
"our" is package scoped. If you refer to the same package/our variable
name, it is the same variable.
> our @list;
>
> BEGIN {
> �...@list = qw(one two three);
> }
>
> use constant .......;
>
> On Thu, Mar 5, 2009 at 12:07 AM, Shmuel Fomberg <[email protected]> wrote:
>> Hi All.
>>
>> Today I've seen a weird behavior in a program. I had something like:
>>
>> our @list = qw{one two three};
>>
>> use constant VAR => {
>> key => "value",
>> map( { ( $_ => 16 ) } @list ),
>> key2 => "value2",
>> };
>>
>> To my surprise, VAR contained only key and key2.
>> I theorized that it is because "use constant" is set in compile time,
>> and @list is empty in that time. @list is populated in run-time, but
>> that is too late for VAR.
>>
>> Am I right or is there other reason for this?
>>
>> Tested on Perl 5.6.
>>
>> Shmuel.
>> _______________________________________________
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>> http://perl.org.il/mailman/listinfo/perl
>>
>
>
>
> --
> Gaal Yahas <[email protected]>
> http://gaal.livejournal.com/
> _______________________________________________
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>
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