Tests whether an object is a Date, POSIXct, or hms vector.
is.POSIXct(x)
is_date_time(x)
is.Date(x)
is_date(x)
is.hms(x)
is_time(x)
An object
A flag indicating whether x inherits from Date, POSIXct or hms.
Other is:
dtt_is_date_time()
,
dtt_is_date()