Ops.Date {base} | R Documentation |
Operators for the "Date"
class.
There is a method for the Ops
group
generic handing the comparison operators and specific methods for
+
and -
.
date + x x + date date - x date1 lop date2
date |
date objects |
date1, date2 |
date objects. One can be a character
vector which will be converted by as.Date . |
x |
a numeric vector (in days) or an object of class
"difftime" , rounded to the nearest whole day. |
lop |
One of == , != , < , <= , >
or >= . |
x
does not need to be integer if specified as a numeric vector,
but see the comments about fractional days in the help for
Dates
.
(z <- Sys.Date()) z + 10 z < c("2009-06-01", "2010-01-01", "2015-01-01")