Sets the selection in the edit control portion of a combo box.
Parametersstart : int
Specifies the starting position. If the starting position is set to -1, then any existing selection is removed.end : int
Specifies the ending position. If the ending position is set to -1, then all text from the starting position to the last character in the edit control is selected.
Return ValueThe return value is always None - an exception is raised if the combo is a dropdown style, or does not have an edit control.