[R] More trouble with empty subsets
a215020 at agate.fmr.com
Fri Oct 12 16:20:33 CEST 2001
Here's another curious problem with empty subsets:
R> x <- as.factor(1:10)
R> x <- NA
Error in "[<-.factor"(*tmp*, , value = NA) :
Argument "i" is missing, with no default
Bug, or merely different from S-Plus?
-- David Brahm (brahm at alum.mit.edu)
Peter Dalgaard <p.dalgaard at biostat.ku.dk> in thread [Trouble with 3-dots] said:
> Time might be better spent figuring out why
> > "[<-"(x,value=0)
> Error: SubAssignArgs: invalid number of arguments
> whereas x<-0 works fine. (So does "[<-"(x,,value=0), which could be
> part of the explanation).
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