readAttributePowerSetting(completion:)
Declaration
func readAttributePowerSetting(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePowerSetting() async throws -> NSNumberfunc readAttributePowerSetting(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePowerSetting() async throws -> NSNumber