?ts tells you exactly how to do this.
-- Bert 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 Sat, Apr 1, 2017 at 1:37 PM, Lorenzo Isella <lorenzo.ise...@gmail.com> wrote: > Dear All, > I am sure the solution is a one liner, but I am a bit struggling. > Given a time series which starts at a given time t_ini, I would like to set > a initial start time farther away in the past and have NA before t_ini > (I need this to align different time series). > For instance > > > d<-ts(seq(20), start=1986) > > I would like e.g. d to start at 1980 and consist of NA's before 1986. > Ho can I achieve that? > Many thanks > > Lorenzo > > ______________________________________________ > 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. ______________________________________________ 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.
