[R] sorting ascending descending! & THX@coling

Thomas Vogels tov at ece.cmu.edu
Fri Jan 12 20:09:33 CET 2001


Witold Eryk Wolski <wolski at molgen.mpg.de> writes:

> THX.
> You are right!!
> 
> 
>  a[order(-1*a)]
> [1] 110  23   4   3   2
> 
> 
> Eryk

hmm, I would have thought rev(order(...)) to be more intuitive:

x[order(x)] sorts in ascending order,
x[rev(order(x))] sorts in descending order...

Enjoy,
  -tom

-- 
mailto:tov at ece.cmu.edu (Tom Vogels)   Tel: (412) 268-6638   FAX: -3204
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