# ChangedStates

> The states that were added or modified in this change event.

## Definition

* **Type:** Property
* **Namespace:** [Unity.GraphToolkit.Editor](/engine/6000.7/script-reference/unity/graphtoolkit/editor.md)
* **Assembly:** UnityEditor

```csharp
public IReadOnlyList<ChangedState> ChangedStates { get; }
```

### Remarks

Each entry's [ChangedState.ChangeKinds](/engine/6000.7/script-reference/unity/graphtoolkit/editor/changedstate/changekinds.md) indicates the kind of change (for example, `"Added"`, `"Topology"`, or one of the state machine's standard change categories). Removed states are not reported.