From: David Alan Black <dblack@...>
Date: 2001-11-30T22:46:14+09:00
Subject: [ruby-talk:27064] Re: Using Enumerable

Hi --

On Fri, 30 Nov 2001, Peter Hickman wrote:

> Thanks to all who replied, like all ruby it was alot simpler than I
> thought.
>
> class Fred
>         include Enumerable
>
>         def initialize
>                 @end = 10
>                 @pointer = 0
>         end
>
>         def each
>                 while @pointer != @end do
>                         @pointer += 1
>                         yield @pointer
>                 end
>                 @pointer = 0
>         end
> end

And if you want to be even more concise while still (in my opinion :-)
being readable:

        def each
          yield @pointer += 1 until @pointer == @end
          @pointer = 0
        end


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav