554: Highlights

• If you want to specify that a parameter is an array, then include brackets with the parameter type specification.
• If you want to specify that a method produces an array value, then include brackets with the return-value type specification.
• When you hand an array argument to a method, the array address is copied, and is assigned to the corresponding method parameter. The array elements are not copied.
• When you return an array value from a method, the array address is returned. The array elements are not copied.