Hard to say without knowing what dat looks like. Can you show us a small sample, perhaps via dput( head( dat)) ? See ?dput, ?head for details.
A guess would be that dat is a data frame and not a character string, but ???? Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Tue, Feb 5, 2019 at 9:24 AM Johannes Møllerhagen <joha...@stud.ntnu.no> wrote: > Hello there! I am a master student working on my master thesis, and I am > trying to convert some data to xts so I can apply a highfrequency package > to it. > > At the moment I am trying to use a POSIXct function. I am quite new at > this program and I am having some issue. The file is attached. > > > The current coding is: > > > dat<-read_csv("TEL5minint.csv") > xts(dat,order.by=as.POSIXct(dat),"%d/%m/%Y %H:%M") > > > And the error is: > > Error in as.POSIXct.default(dat) : > do not know how to convert 'dat' to class “POSIXct” > > > Any help is appreciated! > > > Kind Regards > > Johannes > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.