Case
TimeZone.NameStyle.daylightSaving
iOS 8.0+
iPadOS 8.0+
Mac Catalyst 8.0+
macOS 10.10+
tvOS 9.0+
watchOS 2.0+
Specifies a daylight saving name style. For example, “Central Daylight Time” for Central Time.
case daylightSavingCase
case daylightSaving