On 2012.5.14 2:06 AM, demerphq wrote:
> On 14 May 2012 02:17, Michael G Schwern <schw...@pobox.com> wrote:
>> So much hate for tying the iterator to the data and not the op.
>
> Indeed. I see this bite people regularly at $work (non Perl
> programmers converting seem to get bitten by each() at least once in
> their career).
>
> In the case of hashes I think tying it to the op would also be bad.
>
> I kinda wish perl had an interface like
>
> my $iter= iterator(%hash);
>
> while (my ($key,$value)= $iter->each) {
> }
perl5i has that. Through the magic of autoboxing you don't even need the
iterator.
use perl5i::2;
my %things = ( foo => 23, bar => 42 );
%things->each( func($k, $v) {
say "Key: $k, Value: $v"
});
--
Look at me talking when there's science to do.
When I look out there it makes me glad I'm not you.
I've experiments to be run.
There is research to be done
On the people who are still alive.
-- Jonathan Coulton, "Still Alive"
