From: Hugh Sasse Staff Elec Eng <hgs@...>
Date: 2003-09-11T11:43:19+09:00
Subject: Re: What *are* variables? Which are nil now?

On Thu, 11 Sep 2003, Gavin Sinclair wrote:

> Variables are not objects; it's as simple as that.  They are sticky
> notes.  You can get a list of local variables in any scope with
> Kernel::local_variables.  Then you can eval them to find out what they

thanks, I missed that one.

> are.
>
> You can get a list of variables in other scopes as well.  I have a
> marvellous proof for this, which this margin is too small to contain.

I seem to be needing large margins for my errors, I'll send you one!
:-)  I'd like to know how to extract this info from Ruby.  It might
not have helped in my case though, but would be generally good to
have.

>
> Gavin
>
        Thank you,
        Hugh
>
>