# IUndoInfo Interface

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

Displays information about the number of possible undos and redos. Is the layout for `UndoInfoDef`.

## Syntax

```
[ValueClass]
public interface IUndoInfo : IAbstractStructure
```

## Properties

| Name | Description |
| --- | --- |
| [RedoCount](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IUndoInfo.RedoCount.htm#Qlik_Engine_IUndoInfo_RedoCount) | Number of possible redos.<br><br>JSON property name: qRedoCount |
| [UndoCount](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IUndoInfo.UndoCount.htm#Qlik_Engine_IUndoInfo_UndoCount) | Number of possible undos.<br><br>JSON property name: qUndoCount |