A list of ubiquity attributes used to generate and send notifications whenever an attribute in the list changes.
- iOS 11.0+
- macOS 10.13+
- Mac Catalyst 13.0+
Valid attributes include the
NSURLIs attribute and any attribute whose name starts with
If the property is not implemented, the system generates notifications for all the ubiquity attributes.
The system checks this property only when the file coordinator's
add method is called. Make all changes to this property before calling