Or x=c("2009-03-09 12:00:00","2009-03-09 13:30:00")
y=data.frame(x) attach(y) x=as.POSIXlt(x) x[1]-x[2] On Wed, Jun 10, 2009 at 5:04 AM, koj<jens.k...@gmx.li> wrote: > > > > > > I have time data in the following format: > > > > 2009-03-09 12:00:00 > > 2009-03-09 13:30:00 > > > > > [[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.