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Adding element to front of LinkedList in Java

By Chaitanya Singh | Filed Under: Java.util package

Description

Program to add element to front(head) of LinkedList.

Program

import java.util.LinkedList;
class LinkedListExample {

  public static void main(String[] args) {

     // create a LinkedList
     LinkedList<String> list = new LinkedList<String>();

     // Add elements
     list.add("AA");
     list.add("BB");
     list.add("CC");
     list.add("DD");
 
     // Display List element
     System.out.println("LinkedList Elements:"+list);

     // Adding element to front of LinkedList
     /* public boolean offerFirst(E e): Inserts the 
      * specified element at the front of this list.
      */
     list.offerFirst("NEW Element");

     // Displaying List after adding element
     System.out.println("LinkedList After Addition:"+list);
  }
}

Output:

LinkedList Elements:[AA, BB, CC, DD]
LinkedList After Addition:[NEW Element, AA, BB, CC, DD]

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