[R] R Equivalent to matlab's find() command?

Kjetil Kjernsmo kjetil.kjernsmo at astro.uio.no
Thu Jun 8 15:29:46 CEST 2000


On Thu, 8 Jun 2000, Stephen Eglen wrote:

>so, in R, how do I do:
>
>ans <- rfind( c(1,0,0,1,0))
>
>so that ans is the vector c(1,4)

You can do:
> which(c(1,0,0,1,0) != 0)
[1] 1 4

Best,

Kjetil
-- 
Kjetil Kjernsmo
Graduate astronomy-student                    Problems worthy of attack
University of Oslo, Norway            Prove their worth by hitting back
E-mail: kjetikj at astro.uio.no                                - Piet Hein
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