# IsNum Property

## Overloads

| [IsNum](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.AlfaNumString.IsNum.htm#Qlik_Engine_AlfaNumString_IsNum) |  | Is set to true if the value is a numeric.<br><br>JSON property name: qIsNum |
| --- | --- | --- |

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

## IsNum

Is set to true if the value is a numeric.

JSON property name: qIsNum

### Declaration

```

          public bool IsNum { get; set; }
    
  
```

### Property Value

| Type | Description |
| --- | --- |
| System.Boolean |  |

### Implements

[IAlfaNumString.IsNum](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IAlfaNumString.IsNum.htm#Qlik_Engine_IAlfaNumString_IsNum)