# GroupToggleDetail

> _Since v0.1.1_

Event detail for group toggle *

## Properties

| Property | Type | Description |
| -------- | ---- | ----------- |
| `key?` | <code>string</code> | The group key that was toggled. Omitted for bulk operations  (`expandAll` / `collapseAll`) and when applying a deferred expansion  after `setGroupOn`. |
| `expanded?` | <code>boolean</code> | Whether the group is now expanded. Omitted for bulk operations. |
| `value?` | <code>any</code> | The group value. Omitted for bulk operations. |
| `depth?` | <code>number</code> | Depth level. Omitted for bulk operations. |
| `expandedKeys?` | <code>string[]</code> | All currently expanded keys after the operation |