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