• Obviously, from the above example, arrays implement this interface.
• As we shall see later, we can also use foreach loops with the Collection classes as they also implement this interface.
• And, if we provide our own class that implements the Iterable interface, we could also use a foreach loop with an object of that class.
• There are many situations where the traditional code for looking at each element will still have to be used, ...
• e.g., if you wish to know the element number containing the largest value of an array.