many thanks for lots of different solutions. I have a couple of very large data frames but using the unique identifier for each row and Arun's solution
zz[is.na(match(zz$z1,xx$x1)),] has worked perfectly, Thanks! -- View this message in context: http://r.789695.n4.nabble.com/Remove-several-numbers-from-a-sequence-tp4640630p4640799.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.
