periodDF-class {timeDF}

periodDF S3 class

Description

periodDF object stores definitions of periods.

Details

periodDF object stores definitions of periods and the periods can be defined in one of some timescales, "time", "date" or "time_in_a_day". If "time" is specified, each period means period between two timepoints. If "date" is specified, each period represents period between two dates. If "time_in_a_day" is used, each period means period between two timepoints in a day. periodDF object is used with functions in timeDF-package, and those functions behave diffrently based on the timescale.

See Also

as.periodDF vec_to_periodDF timeDF-package