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

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

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,mt2,nn,da) { mt2<-mt2+1 start<-julian(mt1, 1, nn, origin=c(month=1, day=1, year=1971))+1 end<-julian(mt2, 1, nn, origin=c(month=1, day=1, year=1971))+da a<-dt1[start