On 5/14/2008 11:16 AM, Shubha Vishwanath Karanth wrote:
> Hi R,
>
>
>
> Suppose
>
> l=c(1,1,1,2,2,1,1,1)
>
>
>
> k[-which(k==1)]
>
> [1] 2 2
>
>
>
> k[-which(k==2)]
>
> [1] 1 1 1 1 1 1
>
>
>
> But,
>
>
>
> k[-which(k==3)]
>
> numeric(0)
>
>
>
> I do not want this numeric(0), instead the whole k itself should be my
> result... How do I do this?
>
>
>
>
>
> Thanks,
>
> Shubha
Look at the result of which(k==3) to see why your approach does not
work. You might try this instead:
k <- c(1,1,1,2,2,1,1,1)
k[!(k==1)]
[1] 2 2
k[!(k==2)]
[1] 1 1 1 1 1 1
k[!(k==3)]
[1] 1 1 1 2 2 1 1 1
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>
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>
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