just cbind the cols in the appropriate order:
m.2 = cbind( m.1[,1:5], yourthreecolumns, m.1[,6:ncol(m.1)] )
on 06/24/2008 07:02 AM Daren Tan said the following:
Instead of prepend or append new columns to a matrix, how to insert them to a matrix ? For example, I would like to insert 3 new column
Try something like this:
m <- matrix(1:20, ncol = 5)
cbind(m[, 1:3], matrix(1:16, ncol = 4), m[,4:ncol(m)])
On Tue, Jun 24, 2008 at 8:02 AM, Daren Tan <[EMAIL PROTECTED]> wrote:
>
> Instead of prepend or append new columns to a matrix, how to insert them to
> a matrix ? For example, I would like
Instead of prepend or append new columns to a matrix, how to insert them to a
matrix ? For example, I would like to insert 3 new columns after the 5th column
of matrix m.
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