> For the complete documentation index, see [llms.txt](https://kinematicsoup.gitbook.io/reactor/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kinematicsoup.gitbook.io/reactor/api-reference/ks.reactor.client.unity/ks.reactor.client.unity.ksupdatehook/ks.reactor.client.unity.ksupdatehook.callback.md).

# Delegate ksUpdateHook.Callback

Namespace: [KS.Reactor.Client.Unity](/reactor/api-reference/ks.reactor.client.unity.md)\
Assembly: KSUnity-Source.dll

Void delegate used for OnQuit events.

```csharp
public delegate void ksUpdateHook.Callback()
```