Add the specified collections as children of the collection list.
- iOS 8+
- macOS 10.15+
- Mac Catalyst 13.0+
- tvOS 10+
An array of
PHCollectionobjects (asset collections or other collection lists) to be added to the collection list.
If you created the change request with a snapshot of the collection list’s contents using the
change method, Photos inserts the new children after the existing child collections in the collection list. Otherwise, the arrangement of the new children relative to others in the collection is undefined.