From: Robert Klemme <shortcutter@...>
Date: 2007-06-05T09:02:39+09:00
Subject: Re: Reverse-range alternatives?

On 04.06.2007 22:51, Kenneth McDonald wrote:
> Since a reverse range (eg. 4...1) is functionally almost the same as an 
> empty range, is there an alternative in the standard library, where each 
> would actually iterate over the elements from first to last, in this 
> case 4, 3, 2?

$ ruby -e '4.downto 1 do |i| p i end'
4
3
2
1

robert@fussel ~
$ ruby -e '4.step 1, -1 do |i| p i end'
4
3
2
1

Kind regards

	robert