[R] Returning Variables in R to Linux Shell

[Whit Armstrong]

try littler:

warmstrong at linuxsvr2:/tmp$ export MYVALUE=`r -e 'cat(10)'`
warmstrong at linuxsvr2:/tmp$ env|grep MYVALUE
MYVALUE=10
warmstrong at linuxsvr2:/tmp$




On Wed, Apr 22, 2009 at 10:48 AM, Bierbryer, Andrew
<abierbryer at klsdiversified.com> wrote:
> If I have an R script that I am executing from a command line in linux,
> do you know how I can return the value of the variable in my R script to
> the linux environment without writing it to a file in my R script and
> then reading the file through cat?
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> For example, if I had a simple one line R script that just did
>
>            string <- 'TEST',
>
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> when I call
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> /usr/local/bin/R -no-save < MY_R_FILE,
>
>
>
> how can I put the value TEST into a shell variable?
>
>
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> Thanks,
>
>
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> Andrew Bierbryer
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