> 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.updatecallback.md).

# Delegate ksUpdateHook.UpdateCallback

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

Update delegate use for Update events.

```csharp
public delegate void ksUpdateHook.UpdateCallback(float realDeltaTime)
```

#### Parameters

`realDeltaTime` [float](https://learn.microsoft.com/dotnet/api/system.single)