Thanks people! another question, is there something similar to sort for dates?
sort(x, decreasing = FALSE, ...) On Tue, Dec 13, 2011 at 8:34 AM, Jorge I Velez <[email protected]> wrote: > Hi Ana, > > Check section 4 of http://www.jstatsoft.org/v40/i03/paper for more > alternatives. > > HTH, > Jorge.- > > > On Mon, Dec 12, 2011 at 9:39 PM, Ana <> wrote: >> >> How do I sum 15 years to my dataset? >> >> original dataset >> dates val >> 1 2001-01-12 1.2 >> 2 2001-02-12 1.2 >> 3 2001-03-12 1.2 >> >> result >> dates val >> 1 2016-01-12 1.2 >> 2 2016-02-12 1.2 >> 3 2016-03-12 1.2 >> >> ______________________________________________ >> [email protected] mailing list >> 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. > > ______________________________________________ [email protected] mailing list 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.

