# OldValue Property

## Overloads

| [OldValue](https://help.qlik.com/en-US/sense-developer/November2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IStructureDiff.OldValue.htm#Qlik_Engine_IStructureDiff_OldValue) |  | The original value of the property. |
| --- | --- | --- |

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

## OldValue

The original value of the property.

### Declaration

```

          string OldValue { get; }
    
  
```

### Property Value

| Type | Description |
| --- | --- |
| System.String |  |