Java Deque.poll()

Syntax

Deque.poll() has the following syntax.

E poll()

Example

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


/*from w  w w  .j a v  a2s . co  m*/
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(1);
      deque.add(2);
      deque.add(3);
      deque.add(4);        
           
      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.