---
title: updateCount
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/clothbodyevents/newsimulationpositions/updatecount
---

# updateCount

The simulation update that this event originates from.

## Declaration

```swift
let updateCount: UInt64
```

## See Also

### Identifying the event source

- [bodyEntity](realitykit/clothbodyevents/newsimulationpositions/bodyentity.md)