On Mar 9, 2012, at 5:30 PM, Julio Sergio wrote:

Is there any way to issue operating system commands and geting back the results,
in R?

I mean, for instance, in Linux, to execute from R the 'ls' command and getting back a list of files in the current directory, or, equivalently, in Windows/DOS,
the 'dir' command?

I'm not interested in the 'ls' or 'dir' commands it is just an example.

Do you have any comments on this matter?

I do have comments, but I have learned to restrain myself in such situations:

?system

--

David Winsemius, MD
West Hartford, CT

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