From: Nate Smith <nsmith5@...>
Date: 2004-09-28T22:04:37+09:00
Subject: Re: Changing outside variables inside a proc

On Thu, 2004-09-16 at 14:36, Markus wrote:
> On Thu, 2004-09-16 at 10:28, Nate Smith wrote:
> 
> > Is there any way to change an outside-scoped object inside a proc? Such
> > as:
> >  ........

>      Why do you think this is needed (or nice) for writing a collect!
> method?  Why cant you just write something like:
> 
>     class My_collection_class
>         def [](k)
>             :
>             end
>         def []=(k,v)
>             :
>             end
>         def each_key
>             :
>             end
>         def collect!
>             each_key { |k| self[k] = yield(self[k]) }
>             end
>         end

Very true indeed (that works great). I was more thinking about
collecting for the key and the value in one swoop, but that may be more
trouble than it's worth. 

Nate