[R] graphics in batch mode

[Sven Garbade]

Agustin Lobo wrote:

> Hi!
>
> The R-intro guide states that:
> "The graphics facilities can be used in both interactive and batch
> modes,.."
>
> but I'm trying both
>
> R BATCH commands.file
> and
> R --no-save < commands.file
>
> and, although I get no errors and
> the output file with the results is
> written to disk, I get no graphics.
> (I want the R function to leave
> results in a file that a shell script
> reads and use, and to draw a graphic).
>
> Am I missing another option in the command line?

It works for me. Maybe you have missed to open a device?
Example:

postscript(file="fig1.ps")
plot(1:10)
dev.off()
postscript(file="fig2.ps")
plot(11:20)
dev.off()

draws two graphics in ps files. I think you can use other devices as well.

By, Sven


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