Change the year in a datetime object in R?

Question

I have the following:

\"0014-06-30\"

And I\'d like to change it to:

\"0000-06-30\"

How would I do this in

Answer 1

> x <- as.Date('0014-06-30')
> x
[1] "0014-06-30"
> library(lubridate)
> year(x)
[1] 14
> year(x) <- 0
> x
[1] "0000-06-30"