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