Re: [R] Change Julian function in SPlus to R date code

The parameters for the built-in julian() are a bit different. This should be what you can use: start <- julian(as.Date(sprintf("%d-%d-%d", nn, mt1, 1)), origin=as.Date("1971-01-01")) end <- julian(as.Date(sprintf("%d-%d-%d", nn, mt2, 1)), origin=as.Date("1971-01-01"))

Re: [R] Change Julian function in SPlus to R date code

Try looking at the julian() function in base ... ?julian Jean On Wed, Jun 10, 2015 at 2:46 AM, roslinazairimah zakaria < roslina...@gmail.com> wrote: > Dear r-users, > > I have a code in SPlus which use julian function. What is the similar code > used in R? > > define.date1<-function(dt1,mt1,m