On Thu, Jun 25, 2009 at 2:55 PM, Gabor Grothendieck <ggrothendieck@gmail.com
> wrote:

> It works for me.  Try a more recent version of R.


Good to see that it is fixed in 2.9.1. I am using the latest release and am
going to wait till 2.9.1 is released.

Thanks,

Rainer


>
> > a <- c("PR", "NC", "A2", "BS")
> > b <- c(1, 0.5, 0.25, 0.125, 0.0625, 0.03125)
> >
> > class(expand.grid(a, b, stringsAsFactors=FALSE)[[1]])
> [1] "character"
> > class(expand.grid(a, b, stringsAsFactors=TRUE)[[1]])
> [1] "factor"
>
> > R.version.string
> [1] "R version 2.9.1 RC (2009-06-19 r48804)"
>
>
> On Thu, Jun 25, 2009 at 7:21 AM, Rainer M Krug<r.m.krug@gmail.com> wrote:
> > Hi
> >
> > I have the feeling, that the argument stringsAsFactors has no impact in
> the
> > function expand.grid:
> >
> > a <- c("PR", "NC", "A2", "BS")
> > b <- c(1, 0.5, 0.25, 0.125, 0.0625, 0.03125)
> >
> > class(expand.grid(css, fscs, stringsAsFactors=FALSE)[[1]])
> > [1] "factor"
> > class(expand.grid(css, fscs, stringsAsFactors=TRUE)[[1]])
> > [1] "factor"
> >
> > Also, when I look at the code of expand.grid,  stringsAsFactors does not
> > occur in the code.
> >
> > Am I missing something?
> >
> >> version
> >               _
> > platform       i486-pc-linux-gnu
> > arch           i486
> > os             linux-gnu
> > system         i486, linux-gnu
> > status
> > major          2
> > minor          9.0
> > year           2009
> > month          04
> > day            17
> > svn rev        48333
> > language       R
> > version.string R version 2.9.0 (2009-04-17)
> >
> > Cheers,
> >
> > Rainer
> > --
> > Rainer M. Krug, Centre of Excellence for Invasion Biology, Stellenbosch
> > University, South Africa
> >
> >        [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>



-- 
Rainer M. Krug, Centre of Excellence for Invasion Biology, Stellenbosch
University, South Africa

	[[alternative HTML version deleted]]


