Java How to Program, Early Objects, 11th Edition

... the counting details are hidden from you in the enhanced for statement:

for (int counter = 0; counter < array.length; counter++) {
   total += array[counter];
}

Fig. 7.12

 1   // Fig. 7.12: EnhancedForTest.java
 2   // Using the enhanced for statement to total integers in an array.
 3
 4   public class EnhancedForTest {
 5      public static void main(String[] args) {
 6         int[] array = {87, 68, 94, 100, 83, 78, 85, 91, 76, 87};
 7         int total = 0;
 8
 9         // add each element's value to total
10         for (int number : array) {
11            total += number;
12         }
13
14         System.out.printf("Total of array elements: %d%n", total);
15      }
16   }

Total of array elements: 849

Using the enhanced for statement to total integers in an array.

The enhanced for statement can be used only to obtain array elements—it ...