Object Oriented Programming Through Java by Pearson

Key Points 4.23

18. while (itr.hasNext())System.out.print(itr.next()+” “);

19. System.out.println(“Using ListIterator move reverse”);

20. while (itr.hasPrevious())

21. System.out.print(itr.previous()+” “);

22. }// end of main

23. }// end of vectorDemo

OUTPUT: Displaying Vector elements using vec.get()

10 20 30 40 50 60 70 Displaying

Vector elements using ListIterator

Using ListIterator move forward

10 20 30 40 50 60 70

Using ListIterator move reverse

70 60 50 40 30 20 10

Line No. 6: Vector<Integer> vec = new Vector<Integer>();creates

an object called vec of Vector<Integer>

Line No. 8: defines an array called x and assigns values to the array

Line Nos. 9 to 11: adds elements into Vector object.Integers are converted to objects auto-

matically by ...