---
title: event
framework: arkit
role: symbol
role_heading: Instance Property
path: arkit/anchorupdate/event-swift.property
---

# event

The event which caused the anchor to update.

## Declaration

```swift
let event: AnchorUpdate<AnchorType>.Event
```

## See Also

### Inspecting anchor updates

- [anchor](arkit/anchorupdate/anchor.md)
- [timestamp](arkit/anchorupdate/timestamp.md)
- [AnchorUpdate.Event](arkit/anchorupdate/event-swift.enum.md)
- [description](arkit/anchorupdate/description.md)