From: Alex Young <alex@...>
Date: 2007-11-27T09:24:28+09:00
Subject: Re: Most elegant way to do this?

rbysamppi@gmail.com wrote:
> Are there any more elegant, concise, pithy, and more Rubyish ways of
> doing this?
> 
> def roll(number_of_dice)
>     sum = 0
>     number_of_dice.times do
>         sum += rand(5).next
>     end
>     sum
> end
> 
> Thanks in advance!
> 

The Incredible Inevitable Inject:

def roll(number_of_dice)
   (0...number_of_dice).inject(0){|m,r| rand(5)+m}
end

-- 
Alex