From: Daniel Nugent <nugend@...>
Date: 2006-02-13T06:56:14+09:00
Subject: Re: newbie question about blocks

The problem you're seeing is that :each doesn't do anything with the
return values of the block.

What you want is :map or :collect (or their destructive forms :map! or
:collect!).

On 2/12/06, Jeppe Jakobsen <jeppe88@gmail.com> wrote:
> Hi, I want to square every element in my array using a block:
>
> a = (1..1000).to_a
> a.each {|x| x**2}
>
> But this does not seem to work, it just outputs my array completely
> unchanged :(
>
> --
> "winners never quit, quitters never win"
>
>


--
-Dan Nugent