# Undo.WillFlushUndoRecord

> Delegate used for Undo.willFlushUndoRecord.

## Definition

* **Type:** Delegate
* **Namespace:** [UnityEditor](/engine/6000.5/script-reference/unityeditor.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public delegate void Undo.WillFlushUndoRecord()
```