Dear R users, I need to add 0 in front of a series of numbers, e.g. 1->001, 19->019, Is there a fast way of doing that?
Many thanks yan [[alternative HTML version deleted]] ______________________________________________ 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.