On Nov 18, 2011, at 10:09 AM, Jaensch, Steffen [TIBBE] wrote:
Hi all, Can somebody explain why length("") returns 1 and not 0? How do I test if a given string is the empty string?
character(0) is not the same as "" -- 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.