Re: [Rd] attributes of environments

From: Gabor Grothendieck <>
Date: Wed 05 Jul 2006 - 16:10:02 GMT

On 7/5/06, Thomas Lumley <> wrote:
> On Tue, 4 Jul 2006, Gabor Grothendieck wrote:

> > In the code below, e is an environment which we copy to f and then
> > add attributes to e. Now f winds up with the same attributes.
> >
> > In other words it seems that the attributes are a property of the
> > environment itself and not of the variable. Thus it appears we
> > cannot have two environment variables that correspond to the
> > original environment but with different attributes.
> No, we can't. The two variables are references to the same environment, so
> they are the same.
> If you want the attributes to be copies rather than references then create
> a list with the environment as an element and put the attributes on the
> list.

I realize that that is how it works but what I was really wondering was should it work that way? mailing list Received on Thu Jul 06 02:21:32 2006

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.1.8, at Wed 05 Jul 2006 - 18:27:14 GMT.

Mailing list information is available at Please read the posting guide before posting to the list.