[R] Reshape a matrix

cruz cruadam at gmail.com
Thu Nov 6 08:29:12 CET 2008


On Thu, Nov 6, 2008 at 8:53 AM, dinesh kumar <barupal at gmail.com> wrote:
> Dear R users,
>
> I have a matrix like
>
> A      X    1
> B      Y    2
> C      Z    3
>
> I want to reshape this matrix into this format
>
>    X      Y      Z
> A  1
> B         2
> C                 3
>

is this what you want?

> matrix(diag(c(1,2,3)),nrow=3,ncol=3,dimnames=list(c("A","B","C"),c("X","Y","Z")))
 X Y Z
A 1 0 0
B 0 2 0
C 0 0 3



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