is.Date {lubridate}

Various date utilities

Description

Date() mirrors primitive contructors in base R (double(), character() etc.)

Usage

is.Date(x)

Date(length = 0L)

NA_Date_

Arguments

x

an R object

length

A non-negative number specifying the desired length. Supplying an argument of length other than one is an error.

Format

An object of class Date of length 1.

See Also

is.instant(), is.timespan(), is.POSIXt(), POSIXct()

Examples

is.Date(as.Date("2009-08-03")) # TRUE
is.Date(difftime(now() + 5, now())) # FALSE