From: Jason Nordwick <jason@...>
Date: 2006-09-14T14:02:07+09:00
Subject: Re: arbitrary indexes

P.S., that is still no reason Enumerable[list] should not be allowed that I can see.

a=[0,11,22,33,44,55]
b=[1,3]

where a[b] would return [11,33]

even if this would look a little funny in its constant form:

a[[1,3]]

-j


Eero Saynatkari wrote:
> Jason Nordwick wrote:
>> What would seem most natural (and best) would be:
>>
>> a[1,3,5,6,7] or more generally a[list] (a[*list] seems unnecessarily 
>> complex and would be inconsistent with a[x..y] that is allowed).
>>
>> Is there a good reason this shouldn't be allowed? It would certainly 
>> simplify and shorten much of my code.
> 
> It conflicts with the current implementation
> 
>   [1, 2, 3, 4, 5][1, 3] # => [2, 3, 4]
> 
> On a tangent, if you find yourself doing a lot
> of #values_at, you may want to consider possibly
> changing your datastructure.
> 
>> -j
> 
>