> For the complete documentation index, see [llms.txt](https://kinematicsoup.gitbook.io/scene-fusion/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/scene-fusion/api-reference/ks.scenefusion.client.unity.editor/ks.scenefusion.client.unity.editor.sffileidupdater/ks.scenefusion.client.unity.editor.sffileidupdater.replacehandler.md).

# Delegate sfFileIdUpdater.ReplaceHandler

Namespace: [KS.SceneFusion.Client.Unity.Editor](/scene-fusion/api-reference/ks.scenefusion.client.unity.editor.md)\
Assembly: KSUnity-Source.dll

Replace handler.

```csharp
public delegate void sfFileIdUpdater.ReplaceHandler(Object oldUObj, Object newUObj)
```

#### Parameters

`oldUObj` Object

Old object

`newUObj` Object

New object