From: Robert Klemme <shortcutter@...>
Date: 2010-10-21T20:09:02+09:00
Subject: Re: about handling args in block

Please do not top post.

On Thu, Oct 21, 2010 at 12:38 PM, salamond <jarodzz@gmail.com> wrote:

> I wanner do this because this tree may not be a binary tree.
> What if a node could link to a dozen nodes.

In that case you would have a single collection (e.g. an Array) which
stores child nodes!  For that use Jesus's solution.

> we have to something like this.
> nodes.each do |node|
>  node = nil
> end

This won't work because you only assign to the block parameter and
leave "nodes" unchanged.

Cheers

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/