Instance Property
minimumDaysInFirstWeek
iOS 8.0+
iPadOS 8.0+
Mac Catalyst 8.0+
macOS 10.10+
tvOS 9.0+
watchOS 2.0+
The number of minimum days in the first week.
var minimumDaysInFirstWeek: Int { get set }Instance Property
var minimumDaysInFirstWeek: Int { get set }