From: "David A. Black" <dblack@...>
Date: 2008-10-28T01:35:40+09:00
Subject: Re: Quick Scope Question

Hi --

On Tue, 28 Oct 2008, Daniel Malcolm Webb [dbw] wrote:

> Q_txt = res_q[0][1]
>  (0..10).each do |qt|
>    question_text = q_txt.scan(/\w+/)[qt]
>  end
>
> when I access question_text after, obviously it's out of scope what am I
> missing here?

Blocks have a kind of one-way valve local scope. Variables that
already exist before the block will exist in the block. Variables that
are created in the block do not survive past the block.


David

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