created: 11/27/98; revised: 11/27/99, 01/24/00, 07/20/02, 05/29/03, 02/03/06, 08/16/14, 09/13/17
A method can change the values in
an array that has been passed to it as a parameter.
Often a method rearranges the data in
an array or alters selected elements.
(Review Question:) what types of data can arrays hold in their cells?