Thanks Henrique, that works! for anyone else as slow as me, just:
##Assign x <- factor(dat.ID$ID2, labels = 1:7) ##Convert to dataframe x <- as.data.frame(x) ##Then bind to your data z <- cbind(y,x) Thanks again, I expected it to be more complicated! Cheers, Ross -- View this message in context: http://r.789695.n4.nabble.com/Simple-loop-code-tp2075322p2075586.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.