Attribute "departure_date" verification

Check if the item "departure_date" is in date format year month day hour minute second UTC, if the value is inferior to the actual date and if it is inferior to the landing_date (if there are provided).

check_departure_date(departure_date, landing_date = NULL)

Arguments

departure_date

Object of class character expected. Departure date in format year month day hour minute second UTC.

landing_date

Object of class character expected. Landing date in format year month day hour minute second UTC. By default NULL.