Advanced User Interface Controls and Components
Expands a specified item in TreeView component.
| Param | Type | Details |
|---|---|---|
| item (optional) | Object | The item to be expanded |
This method does not return a value.
A call to this method will trigger beforeExpand and afterExpand events. By handling beforeExpand event you can prevent expanding of specified item using your own custom conditions.
If there is no specified item, all items in TreeView will become expanded.
Supported in: v1.0.