vect_1[vect_2_id]
and perhaps a readthrough of some of the very nice
intro to R materials available online.
Sarah
On Tue, Mar 15, 2011 at 3:41 PM, Vincy Pyne <vincy_p...@yahoo.ca> wrote:
> Dear R helpers
>
> Suppose I have a vector as
>
> vect_1 = c("AAA", "AA", "A", "BBB", "BB", "B", "CCC")
>
> vect_1_id = c(1:length(vect_1))
>
> Through some process I obtain
>
> vect_2_id = c(2, 3, 7), then I need a new vector say vect_2 which will give me
>
> vect2 = ("AA", "A", "CCC") i.e. I need the subset of vect_1 as per vect_2_id.
>
> Thanking in advance
>
> Regards
>
> Vincy
>
>
>
>
--
Sarah Goslee
http://www.functionaldiversity.org
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