Re: [R] how to sort columns in a matrix?

[Spencer Graves]

Alternatively, if you want to sort first on aaa$a and second on aaa$b, 
then try the following:

aaa[order(aaa$a, aaa$b),]

hope this helps.  spencer graves

Stefano Calza wrote:
On Wed, Jul 09, 2003 at 05:39:31PM +0200, David Andel wrote:

Hi,

if you want to sort in alphabical order the columns of the matrix you colud do this

aaa <- aaa[,sort(colnames(aaa))]

Is it what you want?

HIH,

Stefano


Hi

I am struggling in finding a way to sort columns in a matrix. Can anyone help me, please?

Thanks a lot,
David
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