Thank you both!
Bill Dunlap
TIBCO Software
wdunlap tibco.com
On Wed, Oct 7, 2015 at 1:44 PM, peter dalgaard <pda...@gmail.com> wrote:
> This is fixed/changed in r-devel:
>
> > str(type.convert("i"))
> Factor w/ 1 level "i": 1
>
> It was reported on July 18 as PR#16473, if you care.
>
> (Funny how an obscure issue goes unnoticed for a decade, then pops up
> twice independently within a few months. A property of the Poisson process,
> I suppose.)
>
>
> > On 07 Oct 2015, at 22:22 , William Dunlap <wdun...@tibco.com> wrote:
> >
> > I just noticed that read.table() and type.convert() interpret the string
> "i"
> > as a missing value of type complex.
> >> str(read.table(text=c("i\ni\ni\ni\n")))
> > 'data.frame': 4 obs. of 1 variable:
> > $ V1: cplx NA NA NA ...
> >> str(type.convert("i"))
> > cplx NA
> >
> > If there are other strings in the column it makes the column character so
> > most people will not notice
> >> str(read.table(text=c("i\nii\niii\niv\n")))
> > 'data.frame': 4 obs. of 1 variable:
> > $ V1: Factor w/ 4 levels "i","ii","iii",..: 1 2 3 4
> >
> > Is this intended? It surprised me.
> >
> > Bill Dunlap
> > TIBCO Software
> > wdunlap tibco.com
> >
> > [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-devel@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-devel
>
> --
> Peter Dalgaard, Professor,
> Center for Statistics, Copenhagen Business School
> Solbjerg Plads 3, 2000 Frederiksberg, Denmark
> Phone: (+45)38153501
> Email: pd....@cbs.dk Priv: pda...@gmail.com
>
>
>
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>
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