# IsAnyPrefabInstanceRoot(GameObject)

> Is the GameObject the root of any Prefab instance?

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor](/engine/6000.3/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
public static bool IsAnyPrefabInstanceRoot(GameObject gameObject)
```

### Parameters

**** (\[GameObject]\(/engine/6000.3/script-reference/unityengine/gameobject)): The GameObject to check.

### Returns

| Type                                                          | Description                                                           |
| ------------------------------------------------------------- | --------------------------------------------------------------------- |
| [bool](https://learn.microsoft.com/dotnet/api/system.boolean) | True if the GameObject is the root GameObject of any Prefab instance. |

### Remarks

Returns true if the GameObject is the root GameObject of a Prefab instance or the root GameObject of a nested Prefab.

This also returns true for a root GameObject of a nested Prefab instance inside a Prefab Asset.

The method return false for the root GameObject of a Prefab Asset itself, except if it’s a Prefab Variant, in which case it returns true.

![PrefabInstanceRoots (IsAnyPrefabInstanceRoot(GameObject))](/api/media?file=/engine/6000.3/media/images/PrefabInstanceRoots.png)

*Overview of which objects are Prefab instance roots.*

Additional Resources: [PrefabUtility.IsOutermostPrefabInstanceRoot](/engine/6000.3/script-reference/unityeditor/prefabutility/isoutermostprefabinstanceroot.md).