Thanks much. x %in% y works.
On 8/17/07, jim holtman <[EMAIL PROTECTED]> wrote:
>
> Also if you want all the matches
>
> > x[x %in% y]
> [1] 2 3 3 3
>
>
> On 8/17/07, Gonçalo Ferraz <[EMAIL PROTECTED]> wrote:
> > Hi,
> >
> > Imagine a vector x with elements (1,2,1,1,3,5,3,3,1) and a vector y with
> > elements (2,3). I need to find out what elements of x match any of the
> > elements of y.
> >
> > Is there a simple command that will return a vector with elements
> > (F,T,F,F,T,F,T,T,F). Ideally, I would like a solution that works with
> > dataframe colums as well.
> >
> > I have tried x==y and it doesn't work.
> > x==any(y) doesn't work either. I realize I could write a foor loop and
> go
> > through each element of y asking if it matches any element of x, but
> isn't
> > there a shorter way?
> >
> > Thanks,
> > Gonçalo
> >
> > [[alternative HTML version deleted]]
> >
> >
> > ______________________________________________
> > R-help@stat.math.ethz.ch 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.
> >
> >
>
>
> --
> Jim Holtman
> Cincinnati, OH
> +1 513 646 9390
>
> What is the problem you are trying to solve?
>
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