# NxAttrExprDef Constructor

## Overloads

| [NxAttrExprDef()](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.NxAttrExprDef.-ctor.htm#Qlik_Engine_NxAttrExprDef__ctor) |  | Creates an instance of the NxAttrExprDef class |
| --- | --- | --- |

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

## NxAttrExprDef()

Creates an instance of the NxAttrExprDef class

### Declaration

```

          public NxAttrExprDef()
    
  
```