On Thu, Jan 06, 2011 at 01:34:31PM -0800, ADias wrote:
>
> Hi
>
> Suppose we have an object with strings:
>
> A<-c("a","b","c","d")
>
> Now I do:
>
> B<-matrix(A,4,4, byrow=F)
>
> and I get
>
> a a a a
> b b b b
> c c c c
> d d d d
>
> But what I really want is:
>
> a b c d
> b c d a
> c d a b
> d a b c
>
> How can I do this?
Try the following
A <- c("a","b","c","d")
B <- matrix(A, 5, 4)[1:4, ]
# [,1] [,2] [,3] [,4]
#[1,] "a" "b" "c" "d"
#[2,] "b" "c" "d" "a"
#[3,] "c" "d" "a" "b"
#[4,] "d" "a" "b" "c"
Petr Savicky.
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