ArrayDeque.isEmpty() in Java

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

Syntax:

boolean java.util.ArrayDeque.isEmpty()

This method returns true if this deque contains no elements.

Parameters: NA

Returns: true if this deque contains no elements.

Exceptions: NA

Approach

Java

import java.util.ArrayDeque;

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

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

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

        System.out.println(arrayDeque.isEmpty());

    }
}

Output:

false