[R] Unique rows

Lanre Okusanya lanre.okusanya at gmail.com
Wed Aug 9 20:50:33 CEST 2006


Thanks. I tried that, however for some reason, it still left some duplicates

On 8/9/06, Gary Collins <collins.gs at gmail.com> wrote:
> try
>
> > unique(cc)
>    aa bb
> 1   1 56
> 3   2 33
> 5   3 53
> 7   4 20
> 9   5 63
> 11  6  9
>
> HTH
>
> Gary
>
> On 09/08/06, Lanre Okusanya <lanre.okusanya at gmail.com> wrote:
> > hello all,
> >
> > I have a dataset where the subjects are duplicated. How do I subset
> > such that I can get only I row/subject.
> >
> > aa<-c(1,1,2,2,3,3,4,4,5,5,6,6)
> > bb<-c(56,56,33,33,53,53,20,20,63,63,9,9)
> > cc<-data.frame(aa,bb)
> >
> > I would like to subset df(cc) such that I can get
> > aa bb
> > 1 56
> > 2 33
> > 3 53
> > 4 20
> > 5 63
> > 6 9
> >
> > I know this should be fairly easy but I can't figure how to do it in a
> > dataframe and keep all my columns
> >
> > Thanks
> >
> > ______________________________________________
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> > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>



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