Syntax error What does the method addFirst(E e) do in java?

What does the method addFirst(E e) do in java?

The addFirst(E e) method of the class java.util.LinkedList inserts the specified element at the beginning of this list.

Example:

public class LinkedListDemo {
   public static void main(String[] args) {
      LinkedList list = new LinkedList();
      list.add("Hello");
      list.add(2);
      list.add("Chocolate");
      list.add("10");
      System.out.println("LinkedList:" + list);
      list.addFirst("Element");
      System.out.println("LinkedList:" + list);
   }
}

Output:

LinkedList:[Hello, 2, Chocolate, 10]
LinkedList:[Element, Hello, 2, Chocolate, 10]
Updated on: 2019-07-30T22:30:21+05:30

226 Views

Kickstart Your Career

Get certified by completing the course

Get Started
Advertisements