If I remember correctly, %y is the last 2 digits of the year, so 90 would be 1990 and 15 would be 2015. I think you meant %Y
I think you can find this in ?Date, or maybe ?strptime, I can't remember exactly. On Sat, May 31, 2025, 12:38 Christofer Bogaso <bogaso.christo...@gmail.com> wrote: > Hi, > > I tried to convert a date-like string to date as below > > as.Date("202012", format = "%y%m") > > This gives NA > > Could you please help why I am getting NA value? > > ______________________________________________ > 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 > https://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 https://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.