[R] String problems
jmacdon at med.umich.edu
Mon Apr 12 20:25:21 CEST 2004
Plus, do you really want your system call to be
not sure what you want, but that is what you will get.
James W. MacDonald
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
Ann Arbor MI 48109
>>> Uwe Ligges <ligges at statistik.uni-dortmund.de> 04/12/04 02:13PM >>>
MMarques Power wrote:
> after reading some docs I still can not find anything how to escape
> the "\" string
> I know that "\" in files needs to be escaped in order to be read by
> But in Windows if I try to call any shell util I keep getting
> afile <- "g:\\simulation\\at"
> works fine with read.table(afile) ...
> but if I try sometthing like this:
> aprogram <- paste( "c:\dir", afile, sep=" " )
> it crashes...
> How can I remove the double "\" in the afile ?
> I know that I need to reconstruct the afile string without the
> Ideas ?
> or am I missing something ?
Yes, you missed to double it in "c:\dir". Try:
afile <- "g:\\simulation\\at"
aprogram <- paste( "c:\\dir", afile, sep=" " )
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