# this[]

> Retrieves the key at index. (Read Only)

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.6/script-reference/unityengine.md)
* **Assembly:** UnityEngine.CoreModule

## this\[int]

```csharp
public Keyframe this[int index] { get; }
```

### Parameters

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

### Returns

| Type                                                                | Description |
| ------------------------------------------------------------------- | ----------- |
| [Keyframe](/engine/6000.6/script-reference/unityengine/keyframe.md) |             |