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