[Rd] Bug? (PR#690)
Peter Dalgaard BSA
p.dalgaard@biostat.ku.dk
11 Oct 2000 11:45:12 +0200
td2mafea@uco.es writes:
> I donīt know if it is a bug, but what's wrong in the folloing (R version
> 1.1.1, August 15, 2000, under windows 98):
> > x<-matrix(nrow=10, ncol=2)
> > for (i in 1:10)
> + {
> + x[i][1]<-i
> + x[i][2]<-i^2
> + }
> Warning messages:
> 1: number of items to replace is not a multiple of replacement length
> 2: number of items to replace is not a multiple of replacement length
Not a bug. You mean x[i,1] etc. Notice that single-indexing a matrix
ignores dimensions:
> x<-matrix(1:20,nrow=10, ncol=2)
> x[1]
[1] 1
> x[12]
[1] 12
--
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk) FAX: (+45) 35327907
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