Java How To Program, Late Objects, 11th Edition

... useField(); // useField uses class Scope's field x
17         useLocalVariable(); // useLocalVariable reinitializes local x
18         useField(); // class Scope's field x retains its value
19
20         System.out.printf("%nlocal x in main is %d%n", x);
21      }
22
23      // create and initialize local variable x during each call
24      public static void useLocalVariable() {
25         int x = 25; // initialized each time useLocalVariable is called
26
27         System.out.printf(
28            "%nlocal x on entering method useLocalVariable is %d%n", x);
29         ++x; // modifies this method's local variable x
30         System.out.printf(
31            "local x before exiting method useLocalVariable is %d%n", x);
32      }
33
34      // modify class Scope's field x during each call
35      public static void useField() {
36 System.out.printf( ...