[R] execute R expression from command line

[Seth Falcon]

On  8 Sep 2005, uofiowa at gmail.com wrote:

> Can I execute an R expression from the command line without having
> it in an infile, something like perl's -e flag. So it would look
> like:
>
> R {Rexpression;} > outfile

With a bash-like shell, you can do:

echo "library(foo); somefunc(5)" | R --slave 

HTH,

+ seth