Sets a value indicating whether a dropdown arrow is shown so that the user can select an item.
<void> SelectionFormField.setIsDropDownArrowVisible(<Boolean> isDropDownArrowVisible, [<EmptyRequestCallback> callback], [<ErrorCallback> errorCallback])| Parameter | Description |
|---|---|
| is |
Indicates whether a dropdown arrow is shown so that the user can select an item. |
| callback | Optional. Is called when the operation completed. |
| error |
Optional. Is called when the operation failed with an error. |