[R] It is possible to use a Shell command inside a R script?

Gabor Grothendieck ggrothendieck at gmail.com
Fri Aug 24 14:44:20 CEST 2007

What OS was that on?

On 8/24/07, Alberto Monteiro <albmont at centroin.com.br> wrote:
> Ronaldo Reis Junior wrote:
> >
> > It is possible to use a shell command inside a R script?
> >
> > I'm write a R script and I like to put somes shell commands inside
> > to R. Somethink like: convert fig01.png fig01.xpm or sed ..., etc.
> >
> > It is possible? How?
> >
> ?system
> BTW, I found that using things directly in R is _much_
> slower than creating a batch file and then running it.
> For example, I had a directory with misnamed mp3 files,
> and I wanted to use R to rename and copy them
> to another directory. I tried to use file.copy, but it
> took too much time. Writing a batch file and then running
> it was much faster.
> Alberto Monteiro
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