From: Martin DeMello <martindemello@...>
Date: 2003-05-30T07:04:37+09:00
Subject: Re: Iteration - last detection

dblack@superlink.net wrote:
> Let Ruby do more of the work for you :-)
> 
>  module Enumerable
>    def each_with_last
>      each_with_index {|e,i| yield(e, i == size-1)}
>    end
>  end

You aren't guaranteed 'size', though.

martin