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