Oops, Sorry, wrong number. x <- 20101020 as.Date(as.character(x), format="%Y%m%d") as.POSIXct(as.character(x), format="%Y%m%d") Rui Barradas -- View this message in context: http://r.789695.n4.nabble.com/Dates-in-R-tp4614266p4614756.html Sent from the R help mailing list archive at Nabble.com.