JUMP TOArrayInstance MethodschunkconcatdifferencedifferenceBydifferenceWithdropdropRightdropRightWhiledropWhilefindIndexfindLastIndexintersectionintersectionByintersectionWithsliceDateInstance MethodsisAfterisBeforetoStringtoStringPropertieserayearmonthdayminutesecondnanosecondweekdayweekdayOrdinalquarterweekOfMonthweekOfYearIntdigitsdownTofactorialisEvenisInisOddtimesupToStringdatePowered by isBeforeisBefore(_ date: Date) -> BoolCheck if self is before input date. Parameters date: The date to compare to. Returns True if self is before input date, false otherwise. Swiftlet date = Date() let futuredate = date.addingTimeInterval(1) date.isBefore(futuredate) // -> true