Java Deque.peek()
Syntax
Deque.peek() has the following syntax.
E peek()
Example
In the following code shows how to use Deque.peek() method.
/* w ww.j a v a2s . c o 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);
int retval = deque.peek();
System.out.println("Retrieved Element is " + retval);
System.out.println(deque);
}
}
The code above generates the following result.
Home »
Java Tutorial »
java.util »
Java Tutorial »
java.util »