Unselects listview item with id.
unselect(id1, [id2], ...)
id string, id of the listview item
Returns boolean.

Description

The item must exists in the .items array of the listview. The item is identified by the .id property. The method will set .selected property of the item to false and will set .focused property of the listview to null, if it points to the identified item.
If you have defined listview in the following way: You can usselect items: