From: "Matthew K. Williams" <matt@...>
Date: 2010-05-05T00:20:42+09:00
Subject: Re: Something I expected to work, but didn't!

On Wed, 5 May 2010, Brian Candler wrote:

> Matthew K. Williams wrote:
>> Now, you could say:
>> [x, y].each {|v| v += z}
>
> Except that does nothing except calculate values and throw them away
> (since v drops out of scope at the end of the block). x and y are
> unchanged.
>
> Local variables are not objects, and you can't get "references" to them.
> You'd have to do something awful with eval to get the effect you want:
>
> ["x", "y"].each { |v| eval "#{v} += z" }

Good point.

<MANTRA>
I should not reply to mailing lists when I'm distracted by a coding 
problem in another language.
</MANTRA>

Back to 'bash'ing away....

Matt