[R] naming rows and columns in a matrix

jim holtman jholtman at gmail.com
Sun Dec 28 21:01:31 CET 2008


?rownames
?colnames

> x <- matrix(nrow=7, ncol=3)
> rownames(x) <- paste('name', 1:7)
> rownames(x)
[1] "name 1" "name 2" "name 3" "name 4" "name 5" "name 6" "name 7"
>


On Sun, Dec 28, 2008 at 12:43 PM, Math Girl <mathmathgurl at yahoo.com> wrote:
> Hello,
>
> I have a 3 x 7 matrix.  I want to assign a name to each row
> and each column.  I tried using
> dimnames, but for some reason I cannot retrieve the names of the rows or the names
> of the columns.  Is there another way to name the rows and columns and refer to them?
>
>
>
>        [[alternative HTML version deleted]]
>
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> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?



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