---
title: rollback
framework: coredata
role: symbol
role_heading: Type Property
path: coredata/nssnapshoteventtype/rollback
---

# rollback

Specifies a change due to the managed object context being rolled back.

## Declaration

```swift
static var rollback: NSSnapshotEventType { get }
```

## See Also

### Event Types

- [undoInsertion](coredata/nssnapshoteventtype/undoinsertion.md)
- [undoDeletion](coredata/nssnapshoteventtype/undodeletion.md)
- [undoUpdate](coredata/nssnapshoteventtype/undoupdate.md)
- [refresh](coredata/nssnapshoteventtype/refresh.md)
- [mergePolicy](coredata/nssnapshoteventtype/mergepolicy.md)