[R] including Sweave tangled code in '.Rnw' document

Ista Zahn izahn at psych.rochester.edu
Sun Nov 30 15:18:38 CET 2008

You could achieve this from the LaTeX side of things using the
attachfile package:

I use this package to attach data files and R code to pdf's generated
with Sweave + pdflatex, so that the entire analysis can be reproduced
from a single document.

> ---------- Forwarded message ----------
> From: "Kyle Matoba" <kmmatoba at ucdavis.edu>
> To: r-help at r-project.org
> Date: Sat, 29 Nov 2008 11:11:37 -0800
> Subject: [R] including Sweave tangled code in '.Rnw' document
> Hello List,
> I have been using Sweave for my homework this last quarter and have been
> very impressed at how much time and effort it saves me.  I, however, have
> run up against a problem which I have not been able to solve using any of
> the Sweave/LaTeX tricks I know.  I work through my homework one problem at a
> time, typesetting equations and writing R code, etc. and occasionally use
> 'Stangle()' from within R to extract the code if I need to pin down a
> problem or experiment interactively.  I would like to be able to include
> this resultant code in a verbatim environment in my final TeX'ed up document
> as an appendix so that the grader can look it over, etc.  I could implement
> this in any number of ways using linux tools, but would like to know if
> there is a clean way to do so using LaTeX or Sweave so that the latest
> version of the code is included in my homework each time I run 'R CMD Sweave
> HW4.Rnw; pdflatex HW4.tex'.
> e.g I envision something such as:
> \begin{document}
> <<fig3, echo=false, results=hide, fig=true, eps=F>>=
> plot(runif(1000))
> @
> TA here is my code:
> % some manner of Sweave/LaTeX macro to include the R code tangled out of
> this '.Rnw' document
> % in this case it would just be 'plot(runif(1000))', perhaps manually
> enclosed in a verbatim environment
> \end{document}
> I am running R-2.6.2 on Ubuntu Hardy Heron.
> Thanks for all your help with Sweave.  I think it is a fantastic tool.
> Kyle

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