# OnDirty Method

## Overloads

| [OnDirty()](https://help.qlik.com/en-US/sense-developer/November2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.QixClassBase.OnDirty.htm#Qlik_Engine_QixClassBase_OnDirty) |  | Invokes the Changed Event with full dirty handling if possible |
| --- | --- | --- |

[](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Engine.QixClassBase.OnDirty.htm) [](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Engine.QixClassBase.OnDirty.htm)

## OnDirty()

Invokes the Changed Event with full dirty handling if possible

### Declaration

```

          protected virtual void OnDirty()
    
  
```