Java Collection Tutorial - Java PriorityQueue.offer(E e)

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Syntax

PriorityQueue.offer(E e) has the following syntax.

public boolean offer(E e)

Example

In the following code shows how to use PriorityQueue.offer(E e) method.

//from w w w . j av  a  2 s  .  c om

import java.util.PriorityQueue;

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

      PriorityQueue<Integer>   prq = new PriorityQueue<Integer>(); 
       
      for ( int i = 0; i < 10; i++ ){  
         prq.add (i) ; 
      }
      
      System.out.println(prq);
      
      // add using offer() function call
      prq.offer(122);
      
      System.out.println(prq);
   }
}

The code above generates the following result.

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