# CId Property

## Overloads

| [CId](https://help.qlik.com/en-US/sense-developer/November2025/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IHyperCubeMeasureqDef.CId.htm#Qlik_Sense_Client_Visualizations_IHyperCubeMeasureqDef_CId) |  | Id used by the client. Must be unique within the current chart (amongst dimensions and measures).<br><br>JSON property name: cId |
| --- | --- | --- |

[](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IHyperCubeMeasureqDef.CId.htm) [](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IHyperCubeMeasureqDef.CId.htm)

## CId

Id used by the client. Must be unique within the current chart (amongst dimensions and measures).

JSON property name: cId

### Declaration

```

          string CId { get; set; }
    
  
```

### Property Value

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