From: David Alan Black <dblack@...>
Date: 2001-02-16T01:55:01+09:00
Subject: [ruby-talk:10911] Re: RubyChangeRequest #U002: new proper name for Hash#indexes, Array#indexes

On Fri, 16 Feb 2001, Mathieu Bouchard wrote:

> On Thu, 15 Feb 2001, David Alan Black wrote:
> > Having the single index return a single value, and multiple ones return
> > an array, is in keeping with the behavior of #[], so in that sense it
> > would be consistent.
> 
> Sorry, not really...
> 
> a = [2,3,5,7]
> a[2]          #=> 5, one element in single mode
> a[2..2]	      #=> [5], one element in multiple mode

irb(main):001:0> a = [1,2,3,4]
[1, 2, 3, 4]
irb(main):002:0> a[1].type
Fixnum
irb(main):003:0> a[1..1].type
Array

I thought the proposed extension to #at would behave like that too -- ?

> Currently I still prefer #values_at(*indices) though...

So do I, actually :-)


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
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