# SetActiveField method

Set a cyclic dimension's active field directly.

Tip note

This operation is only possible for cyclic dimensions.

Warning note**EXPERIMENTAL.**  
This API is under development. Do not rely on it. It may change or be removed in future versions.

## Parameters

| Name | Description | Mandatory | Type |
| --- | --- | --- | --- |
| qIx | Index of the new active field. | Yes | Integer |