[R] Capturing output from external executables, in windows
darren.obbard at ed.ac.uk
Wed Jan 24 14:22:10 CET 2007
Any help on the following would be much appreciated
I wish to capture the output (currently going to console) from an
The executable is successfully run using
system("program -switch ")
and the output printed to the DOS console.
How do I capture this output? I have tried redirecting the output to a
text file, and then reading this in
system("program -switch > textfile.txt")
But this does not seem to work (the textfile.txt is not written). It
does however work if I invoke the console to be permanent
system("cmd /K program -switch > textfile.txt")
Unfortunately, this leaves me with an open console window I have to
Is there a way of doing this (under windows) using system( ) or some
other command? It appears that pipe( ) may do it, but I cannot
understand the documentation.
An example of the appropriate syntax would be an enormous help.
Thanks in advance,
Darren.Obbard at ed.ac.uk
Institute of Evolutionary Biology
University of Edinburgh, UK
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