Message-ID: <E7DA099E-BF66-484D-B4EC-FAC4E79A4362@gmail.com>
Date: 2011-03-10T07:53:08Z
From: Peter Dalgaard
Subject: Create an environment and assign objects to it in one go?
In-Reply-To: <AANLkTi=n9v0ebCbcsqtZCGQEtUa2nN_rUpoM+0uf0shS@mail.gmail.com>
On Mar 10, 2011, at 08:44 , Henrik Bengtsson wrote:
> Hi,
>
> I've just created:
>
> newEnvEval <- function(..., hash=FALSE, parent=parent.frame(), size=29L) {
> envir <- new.env(hash=hash, parent=parent, size=size);
> evalq(..., envir=envir);
> envir;
> } # newEnvEval()
>
> so that I can create an environment and assign objects to it in one go, e.g.
>
> env <- newEnvEval({ a <- 1; b <- 2; });
> print(env$a);
>
> Does this already exists somewhere?
>
I think
env <- local({ a <- 1; b <- 2; environment()})
env$a
-pd
> /Henrik
>
> PS.
>
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> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
--
Peter Dalgaard
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Phone: (+45)38153501
Email: pd.mes at cbs.dk Priv: PDalgd at gmail.com