[R] swapping rows with columns

Uwe Ligges ligges at statistik.uni-dortmund.de
Tue Mar 12 17:25:47 CET 2002



Arne Mueller wrote:
> 
> Hello,
> 
> I've read in a data file as a frame and now I'd like the columns to be
> rows and the rows to be columns. What's the easiest way to do this in R?
> 
> > class(d)
> [1] "data.frame"
> 
> > rownames(d)
> [1] "98x101" "40x98"  "30x40"  "0x30"
> 
> > colnames(d)
>  [1] "H..sapiens"      "C..elegans"      "D..melanogaster"
> "S..cerevisiae"
>  [5] "E..coli"         "M..tuberculosis" "B..subtilis"
> "V..cholerae"
>  [9] "A..pernix"       "P..horikoshii"   "M..jannaschii"
> "A..aeolicus"
> [13] "H..pylori"       "M..genitalium"
> 
> Do I have to recunstruct the new frame or matrix manually?


t(x)

Uwe
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