---
title: changedObjectID
framework: coredata
role: symbol
role_heading: Instance Property
path: coredata/nspersistenthistorychange/changedobjectid
---

# changedObjectID

The identifier of the managed object that changed. (swift) Declaration: @property(readonly, copy) NSManagedObjectID *changedObjectID; (objc) Availability: iOS: 11.0 — iPadOS: 11.0 — Mac Catalyst: 13.1 — macOS: 10.13 — tvOS: 11.0 — visionOS: 1.0 — watchOS: 4.0 (objc,swift) }

## Declaration

```swift
@NSCopying var changedObjectID: NSManagedObjectID { get }
```

## See Also

### Inspecting Change Details

- [changeID](coredata/nspersistenthistorychange/changeid.md)
- [changeType](coredata/nspersistenthistorychange/changetype.md)
- [NSPersistentHistoryChangeType](coredata/nspersistenthistorychangetype.md)
- [tombstone](coredata/nspersistenthistorychange/tombstone.md)
- [transaction](coredata/nspersistenthistorychange/transaction.md)
- [updatedProperties](coredata/nspersistenthistorychange/updatedproperties.md)