Ahhh,

Makes sense.

I was too busy scouring the help file command.  Didn't think to look at cat().

Thanks!

--
Noah Silverman
UCLA Department of Statistics
8117 Math Sciences Building #8208
Los Angeles, CA 90095

On Sep 11, 2011, at 11:10 PM, Steve Lianoglou wrote:

> Hi,
> 
> On Mon, Sep 12, 2011 at 1:51 AM, Noah Silverman <noahsilverman@ucla.edu> wrote:
>> Hi,
>> 
>> I want to store the output of my program to a file.  However, With subsequent runs of  my code, I'd like to append to the same log file.
>> 
>> Currently, I'm using:
>> 
>> outfile <- file("log.txt", open="w")
>> cat(results, file=outfile)
>> 
>> This works, but will overwrite the log file each time.
>> 
>> Is there a way to open a file and have R append to the end?
> 
> Indeed there is.
> 
> Reread ?cat again ... in particular, look at the arguments it takes a
> bit more closely.
> 
> -steve
> 
> -- 
> Steve Lianoglou
> Graduate Student: Computational Systems Biology
>  | Memorial Sloan-Kettering Cancer Center
>  | Weill Medical College of Cornell University
> Contact Info: http://cbio.mskcc.org/~lianos/contact


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