From: James Gray <james@...>
Date: 2008-09-11T00:52:19+09:00
Subject: Re: How to operate on 2 arrays simultaneously?

On Sep 10, 2008, at 10:42 AM, Patrick Doyle wrote:

> There has got to be a more elegant solution than this.  Suppose I have
> 2 identical length arrays that I want to add together to produce a
> third array.  The best solution I've come up with is:
>
> c = (0...a.size).map {|i| a[i] + b[i]}
>
> Any suggestions?

a.zip(b).map { |l, r| l + r }

Hope that helps.

James Edward Gray II