From: Simon Strandgaard <neoneye@...>
Date: 2005-12-02T08:11:35+09:00
Subject: Re: Help constructing interesting hash?

On 11/30/05, Chris McMahon <christopher.mcmahon@gmail.com> wrote:
[snip]
> I can easily make a hash (using each_with_index) where one value is
> the lookup value for the other value:


#invert can sometimes be useful..   but not in this case

Hash[*%w(a b c).zip([1, 2, 2]).flatten].invert
#=> {1=>"a", 2=>"c"}


--
Simon Strandgaard