UFT Pro (LeanFT) .NET SDK Reference, Version 14.03
Select(Int32,MouseButton) Method
0-based index of the item.
Optional: The mouse button used to select the list item. Default is left button.
Selects the specified tab item.
Syntax
void Select( 
   int index,
   MouseButton button
)

Parameters

index
0-based index of the item.
button
Optional: The mouse button used to select the list item. Default is left button.