From: Alex Young <alex@...>
Date: 2007-06-22T15:19:12+09:00
Subject: Re: Behaviour of Enumerables reject vs. select mixed into Hash

Todd Benson wrote:
> On 6/21/07, Trans <transfire@gmail.com> wrote:
>>
>>
>> > On 6/21/07, Rob Biedenharn <R...@agileconsultingllc.com> wrote:
>> >
>> > > What no one seems to have (directly) focussed on is that Hash#each
>> > > gives two-element [k,v] arrays back as the content.
>>
>> That's right. And if you wanted things to be "just ducky", it would
>> have to give only the v. I've actually argued in favor of that before,
>> b/c it's not unreasonable to see that an Array index is like a Hash
>> key.
> 
> Regardless of what we think is the best, it's seems pretty clear to me
> that the duplicate of the Hash is broken during a delete_if, reject,
> select, etc.
That's one reason I'd like to see more #to_hash methods lying around.

-- 
Alex