ArrayDeque.descendingIterator() in Java

ArrayDeque.descendingIterator(): This method is available in java.util.ArrayDeque class of Java.

Syntax:

Iterator<E> java.util.ArrayDeque.descendingIterator()

This method returns an iterator over the elements in this deque in reverse sequential order.

Parameters: NA

Returns: an iterator over the elements in this deque in reverse sequence.

Exceptions: NA

Approach

Java

public class ArrayDequedescendingIterator {
    public static void main(String[] args) {

        ArrayDeque<Integer> arrayDeque = 
                            new ArrayDeque<Integer>();

        arrayDeque.add(1);
        arrayDeque.add(4);
        arrayDeque.add(5);
        arrayDeque.add(2);

        Iterator<Integer> it = arrayDeque.descendingIterator();
        while (it.hasNext()) {
            System.out.print(it.next() + " ");
        }

    }
}

Output:

2 5 4 1