From: Robert Dober <robert.dober@...>
Date: 2008-12-02T02:52:19+09:00
Subject: Re: How do you find an item that satisfies multiple conditions?

On Mon, Dec 1, 2008 at 1:40 PM, Chad Fowler <chad@chadfowler.com> wrote:
<snip>
> Hi Bob.  The find method returns a new collection including all
> elements for which the block returns boolean true.
I am afraid that you confused Enumerable#find with Enumerable#select
616/137 > ruby -e 'p [*0..9].find{|x| (x%2).zero? }'
0
617/138 > ruby -e 'p [*0..9].select{|x| (x%2).zero? }'
[0, 2, 4, 6, 8]
robert@siena:~/log/ruby 18:56:47
618/139 > ruby -e 'p [*0..9].select{|x| (x%2).zero? && (x%3).zero?}'
[0, 6]
HTH
Robert

-- 
Ne baisse jamais la tête, tu ne verrais plus les étoiles.

Robert Dober ;)