ArrayDeque.contains(Object) in Java

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

Syntax:

boolean java.util.ArrayDeque.contains(Object o)

This method takes one argument. This method returns true if this deque contains the specified element.

Parameters: One parameter is required for this method.

o: object to be checked for containment in this deque.

Returns: true if this deque contains the specified element.

Exceptions: NA

Approach

Java

import java.util.ArrayDeque;

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

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

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

        Object o = 3;
        System.out.println(arrayDeque.contains(o));

    }
}

Output:

false