- subtract-duration! TIME1 TIME-DURATIONprocedure
The time resulting from subtracting time-duration to time1, which is a time object of the same time type as time1. Time1 may used to create the resulting time object.
The time resulting from subtracting time-duration to time1, which is a time object of the same time type as time1. Time1 may used to create the resulting time object.