The PlusWnd::LstBox_AddItem function adds an item in a ListBoxControl.
[number] LstBox_AddItem( [string] ControlId, [string] Label, [number, optional] ItemData );
If the new item is added successfully, the return value is the index of the new item in the list. If not, the return value is -1.
This function typically fails for the following reason:
None.
Object | PlusWnd |
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Availability | Messenger Plus! Live 4.00 |