obtainPermanentIDs(for:)
Returns an array containing the object IDs for a given array of newly-inserted objects.
Declaration
func obtainPermanentIDs(for array: [NSManagedObject]) throws -> [NSManagedObjectID]Parameters
- array:
An array of newly-inserted objects.
Return Value
An array containing the object IDs for the objects in array.
Discussion
The returned array must return the object IDs in the same order as the objects appear in array.
Discussion
This method is called before execute(_:with:) with a save request, to assign permanent IDs to newly-inserted objects.