From: Ken Bloom <kbloom@...>
Date: 2007-08-26T23:40:04+09:00
Subject: Re: sort_by { rand } not working

On Sun, 26 Aug 2007 22:25:08 +0900, Mike Dershowitz wrote:

> Hello:
> 
> I've got an array of arrays that I'd like to sort_by random.  each
> individual array is just a hash of a value and then an object.  Is there
> some reason why sort_by { rand } wouldn't work? My code is simple (teams
> is populated with a db call):
> 
>     @teams.each do |t|
>       @all << ["t",t]
>     end
>     #current not working
>     @all.sort_by { rand }

sort_by returns the sorted list
sort_by! sorts the list in place

--Ken

-- 
Ken Bloom. PhD candidate. Linguistic Cognition Laboratory.
Department of Computer Science. Illinois Institute of Technology.
http://www.iit.edu/~kbloom1/