Java Collection Tutorial - Java ArrayDeque.poll()

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Syntax

ArrayDeque.poll() has the following syntax.

public E poll()

Example

In the following code shows how to use ArrayDeque.poll() method.

/*from  www  .j  av a  2 s  .  c  om*/
import java.util.ArrayDeque;
import java.util.Deque;

public class Main {
   public static void main(String[] args) {
      
      
      Deque<Integer>  deque = new ArrayDeque<Integer> (8);

      
      deque.add(25);
      deque.add(2);
      deque.add(1);
      deque.add(18);        
           
      System.out.println(deque);
    
      int retval = deque.poll();
      System.out.println("Element removed is " + retval);
    
      System.out.println(deque);
   }
}

The code above generates the following result.

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