[BioC] How to sort a matrix based on its column names and preserving the identical column names

[James W. MacDonald]

Oh, wait. I didn't read the part about the repeated column names. I 
don't think you can resort without ending up with unique column names. 
Sorry for the noise...

carol white wrote:
> Hello,
> How to sort a matrix based on its column names and preserving the identical column names.
> 
> when I use mat [, sort(colnames(mat))], sort changes all column names to unique ones. for ex,  if the name of 2 columns is col, the 2nd will be changed to col.1 whereas I want to keep the col name for the two columns
> 
> col    col -> col   col.1
> 
> thanks
> 
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-- 
James W. MacDonald, M.S.
Biostatistician
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109
734-647-5623