[R] partially sorting?

Dominik.Cullmann at Forst.bwl.de Dominik.Cullmann at Forst.bwl.de
Wed Jul 29 09:45:24 CEST 2009


> x <-
+ matrix(c(1239,10,10,10,10,1234,10,10,10,10,1500,11,11,11,11,1001,11,11,11,11,
+              
+ 1009,11,11,11,11,1344,12,12,12,12,1349,12,12,12,12,1458,13,13,13,13),8,5,byrow
+ = T) 
> x[order(x[,1]),]
     [,1] [,2] [,3] [,4] [,5]
[1,] 1001   11   11   11   11
[2,] 1009   11   11   11   11
[3,] 1234   10   10   10   10
[4,] 1239   10   10   10   10
[5,] 1344   12   12   12   12
[6,] 1349   12   12   12   12
[7,] 1458   13   13   13   13
[8,] 1500   11   11   11   11


see ?order
regards, nik

----------------------------------------------
Andreas Dominik Cullmann
Forstliche Versuchs- und Forschungsanstalt 
Wonnhalde 4 
79100 Freiburg 
Tel. +49 761 4018 204 
Email: dominik.cullmann at forst.bwl.de <mailto:dominik.cullmann at forst.bwl.de> 
Homepage: www.fva-bw.de <http://www.fva-bw.de> 


> -----Ursprüngliche Nachricht-----
> Von: r-help-bounces at r-project.org 
> [mailto:r-help-bounces at r-project.org] Im Auftrag von ashley2000
> Gesendet: Mittwoch, 29. Juli 2009 03:44
> An: r-help at r-project.org
> Betreff: [R] partially sorting?
> 
> 
> Dear all,
> 
> x <-
> matrix(c(1239,10,10,10,10,1234,10,10,10,10,1500,11,11,11,11,10
> 01,11,11,11,11,
>              
> 1009,11,11,11,11,1344,12,12,12,12,1349,12,12,12,12,1458,13,13,
> 13,13),8,5,byrow
> = T) 
> 
> > x
>      [,1] [,2] [,3] [,4] [,5]
> [1,] 1239   10   10   10   10
> [2,] 1234   10   10   10   10
> [3,] 1500   11   11   11   11
> [4,] 1001   11   11   11   11
> [5,] 1009   11   11   11   11
> [6,] 1344   12   12   12   12
> [7,] 1349   12   12   12   12
> [8,] 1458   13   13   13   13
> 
> I tried to sort by 1st column, but stayed the other columns 
> as they were. I
> mean
> 
> 
> 
>      [,1] [,2] [,3] [,4] [,5]
> [2,] 1234   10   10   10   10
> [1,] 1239   10   10   10   10
> --------------------------------------
> [4,] 1001   11   11   11   11
> [5,] 1009   11   11   11   11
> [3,] 1500   11   11   11   11
> --------------------------------------
> [6,] 1344   12   12   12   12
> [7,] 1349   12   12   12   12
> --------------------------------------
> [8,] 1458   13   13   13   13
> 
> 
> 
> any suggestions?
> 
> thanks 
> 
> ashley
> -- 
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> http://www.nabble.com/partially-sorting--tp24710996p24710996.html
> Sent from the R help mailing list archive at Nabble.com.
> 
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