[R] sort.list, order

Robert Cunningham robut at forest.go.th
Fri Nov 15 02:12:02 CET 2002


Dear Jun,

It is working fine. It is just that it is returning the vector indices
in the correct order-you think it is returning the values.

try this

c(2,3,1,5,4)[order(c(2,3,1,5,4))]

or 

x<-c(2,3,1,5,4) #easier to follow
x[order(x)]



and look at ?sort


Cheers, 


Robert Cunningham



Jun Takeda writes:
 > 
 > Dear all: 
 > 
 > I think "sort.list" and "order" somtimes return incorrect results. 
 > 
 > ===R1.6.1===
 > > sort.list(c(2,3,1,5,4))
 > [1] 3 1 2 5 4
 > > order(c(2,3,1,5,4))
 > [1] 3 1 2 5 4
 > >
 > ===========
 > 
 > These results must be "[1] 2 3 1 5 4".  
 > 
 > Sincerely, 
 > 
 > Jun Takeda
 > 
 > 
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