Operators on the Date Class (original) (raw)
| Ops.Date {base} | R Documentation |
|---|
Description
Operators for the "[Date](../../base/help/Date.html)" class.
There is an [Ops](../../base/help/S3groupGeneric.html) method and specific methods for + and - for the [Date](../../base/help/Date.html) class.
Usage
date + x
x + date
date - x
date1 lop date2
Arguments
| date | an object of class "Date". |
|---|---|
| date1, date2 | date objects or character vectors. (Character vectors are 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 >=. |
Details
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](../../base/help/Dates.html).
Examples
(z <- Sys.Date())
z + 10
z < c("2009-06-01", "2010-01-01", "2015-01-01")
[Package _base_ version 4.6.0 Index]