On May 3, 2010, at 9:59 AM, someone wrote:
I dont want to apply the unique for all columns but just the ID column.
dataset[ !duplicated(dataset$ID), ]
-- David Winsemius, MD West Hartford, CT ______________________________________________ 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.