On Thu, May 17, 2012 at 3:14 AM, Aristotle Pagaltzis <pagalt...@gmx.de> wrote:
> * Mike Erickson <m...@quidquam.com> [2012-05-16 15:45]:
>> If you don't care about order, but just want those elements, you can
>> also do:
>>
>> keys%{{@a}}
>
> There is more than order that gets lost. If you use `keys` you also get
> everything back stringified – undefs are lost and references break. If
> you use `values` these problems go away… except that to get the odd-
> index elements from it you have to `reverse` the array, at which point
> a not-especially-golfed grep is shorter.
So you'd want
values%{{1,@a}}
then
