# IsExpandedByIndex(int)

> Return whether the item with the specified index is expanded in the tree.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.UIElements](/engine/6000.7/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public bool IsExpandedByIndex(int index)
```

### Parameters

**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): The item index

### Returns

| Type                                                          | Description                                                                                                     |
| ------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------- |
| [bool](https://learn.microsoft.com/dotnet/api/system.boolean) | Whether the item with the specified index is expanded in the tree. Will return false if the index is not valid. |