PriorityQueue contains(Object) in Java

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

Syntax:

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

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

Parameters: One parameter is required for this method.

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

Returns: true if this queue contains the specified element.

Exceptions: NA

Approach

Java

import java.util.PriorityQueue;

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

        PriorityQueue<Integer> priorityQueue = 
                  new PriorityQueue<Integer>();

        priorityQueue.add(12);
        priorityQueue.add(5);
        priorityQueue.add(10);
        priorityQueue.add(2);

        Object o = 12;

        System.out.println(priorityQueue.contains(o));

    }
}

Output:

true