Java Collection Tutorial - Java ArrayDeque.toArray()

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Syntax

ArrayDeque.toArray() has the following syntax.

public Object [] toArray()

Example

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

import java.util.ArrayDeque;
import java.util.Deque;
//from w ww.  j  a  v  a  2 s.c  om
public class Main {
   public static void main(String[] args) {
      
    
     Deque<Integer>  deque = new ArrayDeque<Integer> (8);

    
      deque.add(3);
      deque.add(1);
      deque.add(25);
      deque.add(18);
    
    System.out.println(deque);
     

    // printing the array length of elements added above
    Object[] ob = deque.toArray();
    System.out.println("\n Array Size : " + ob.length);   
  }
}

The code above generates the following result.

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