popEpi (version 0.2.1)

is.Date: Test if object is a Date object

Description

Test if object is a Date object

Usage

is.Date(obj)

Arguments

obj

object to test on

See Also

get.yrs, is_leap_year, as.Date

Examples

## the base "capital Date" format
da <- as.Date("2000-01-01")
is.Date(da) ## TRUE
date::is.date(da) ## FALSE

## IDate format from data.table
da <- as.IDate("2000-01-01")
is.Date(da) ## TRUE
date::is.date(da) ## FALSE

## from package "date"
da <- date::as.date("1jan2000")
is.Date(da) ## FALSE
date::is.date(da) ## TRUE