compare strings
Peter Dalgaard wrote:
Also, extending the above slightly:
Oups. Two lines fell out. I meant:
> y <- factor(c("b","c","b"))
> x <- factor(c("a","b","b"))
> d <- as.character(x)==as.character(y)
> table(d)
d
FALSE TRUE
2 1
> which(!d)
[1] 1 2
O__ ---- Peter Dalgaard ?ster Farimagsgade 5, Entr.B c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918 ~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907