# CondDef Class

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

## Inheritance

* System.Object
  * CondDef

## Syntax

```
[ValueClass]
public class CondDef : ICondDef
```

## Constructors

| Name | Description |
| --- | --- |
| [CondDef()](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.CondDef.-ctor.htm#Qlik_Engine_CondDef__ctor) |  |

## Properties

| Name | Description |
| --- | --- |
| [Always](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.CondDef.Always.htm#Qlik_Engine_CondDef_Always) | JSON property name: qAlways |
| [Expression](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.CondDef.Expression.htm#Qlik_Engine_CondDef_Expression) | JSON property name: qExpression |