From: Gavin Kistner <gavin.kistner@...>
Date: 2006-10-21T07:28:42+09:00
Subject: Re: multi dim array?

From: Robert Klemme [mailto:shortcutter@googlemail.com] 
> irb(main):002:0> r={"a"=>"B","e"=>"X"}
> => {"a"=>"B", "e"=>"X"}
> irb(main):003:0> "message".gsub(/./){|k| r[k]||k }
> => "mXssBgX"

Ooh, that's elegant, using gsub's block like that.
I think I'm going to steal it.

(I don't have any need for it, but...you know...I gotta HAVE it.)