[R] Get "home" directory and simple I/O

Andris Jankevics andza at osi.lv
Fri Mar 23 13:59:26 CET 2007


If you want get a username of user currently running R on Linux,you can use a 
system command and read enviroment variables:

paste("/home/",system ("whoami",intern=TRUE),sep="")


Andris Jankevics

On Piektdiena, 23. Marts 2007 14:30, Alberto Monteiro wrote:
> Is there any generic function that gets the "home" directory? This
> should return /home/<user> in Linux and
> x:/Documents and Settings/<user> (or whatever) in Windows XP.
>
> Another (unrelated) question: what is the _simplest_ way to
> read and write R variables to/from files such that they are
> stored in a human-readable but R-like form? For example, if
> (say), x is a vector defined as x <- c(1, 2, 3), can I write
> (and read) x as a file with just one line, namely: c(1, 2, 3) ?
>
> Alberto Monteiro
>
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