# LoadHierarchyCallback

Type alias · category: Other

Source: https://github.com/playcanvas/engine/blob/b5b983982a9860d21e0c1dafb2f85f72e2c01afb/src/framework/scene-registry.js#L12

Callback used by [SceneRegistry#loadSceneHierarchy](https://api.playcanvas.com/engine/classes/SceneRegistry.md#loadscenehierarchy).

```ts
type LoadHierarchyCallback = (err: string | null, entity?: Entity) => void
```