[R] transforming dates into years

Saeed Abu Nimeh sabunime at gmail.com
Fri Aug 13 21:40:47 CEST 2010


myFrame$year<-years(strptime(x))

On Fri, Aug 13, 2010 at 12:36 PM, Dimitri Liakhovitski
<dimitri.liakhovitski at gmail.com> wrote:
> Hello!
>
> If I have in my data frame MyFrame a variable saved as a Date and want
> to translate it into years, I currently do it like this using "zoo":
>
> library(zoo)
> as.year <- function(x) as.numeric(floor(as.yearmon(x)))
> myFrame$year<-as.year(myFrame$date)
>
> Is there a function that would do it directly - like "as.yearmon" -
> but for years?
>
> Thank you!
>
>
> --
> Dimitri Liakhovitski
> Ninah Consulting
> www.ninah.com
>
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