Prof Brian D Ripley (ripley@stats.ox.ac.uk)
Wed, 1 Sep 1999 20:25:13 +0100 (BST)
On Wed, 1 Sep 1999, Thomas Lumley wrote:
> On Wed, 1 Sep 1999, Laura Drake wrote:
>
> > Dear List,
> >
> > My question is whether it is possible (and if so, how) to enter values
> > into R vectors (R_OUTFILE, and R_INFILE in my example below) from the
> > command line. In particular, I would like to run R, as a BATCH job,
> > from a shell script, such as the following:
>
> yes. Use getenv()
>
> wompom% setenv R_INFILE foobar
> R is a collaborative project with many contributors.
> Type "?contributors" for a list.
>
> Type "demo()" for some demos, "help()" for on-line help, or
> "help.start()" for a HTML browser interface to help.
> Type "q()" to quit R.
>
> > getenv("R_INFILE")
> R_INFILE
> "foobar"
> > sink(getenv("R_INFILE"))
>
> etc at least under Unix (which I presume is where you are if you want to
> use a shell script)
Works under Windows too (although how you set environment variables
depends in the shell in use, as it does under Unix, in fact).
-- Brian D. Ripley, ripley@stats.ox.ac.uk Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272860 (secr) Oxford OX1 3TG, UK Fax: +44 1865 272595-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request@stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
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