Re: [R] compare 2 vectors

From: Christophe Pallier <christophe_at_pallier.org>
Date: Thu, 28 Jun 2007 12:14:48 +0200

setdiff(b,a) is even simpler.

On 6/28/07, Christophe Pallier <christophe_at_pallier.org> wrote:
>
>
>
> On 6/28/07, Joćo Fadista <Joao.Fadista@agrsci.dk> wrote:
> >
> > I would like to take out the values from one vector that are equal to
> > the values in another vector.
> >
> > Example:
> > a <- c(1,2,3,4,5,6,7,8,9)
> > b <- c(3,10,20,5,6)
> > b_noRepeats = c(10,20)
> >
> >
>
> b[!(b %in% intersect(a,b))]
>
> See ?intersect
>

>
> --
> Christophe Pallier (http://www.pallier.org)

-- 
Christophe Pallier (http://www.pallier.org)

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Received on Thu 28 Jun 2007 - 11:09:41 GMT

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