java singly linked list example 2
import java.util.*;
public class LinkedListExample {
public static void main(String args[]) {
/* Linked List Declaration */
LinkedList<String> linkedlist = new LinkedList<String>();
/*add(String Element) is used for adding
* the elements to the linked list*/
linkedlist.add("Item1");
linkedlist.add("Item5");
linkedlist.add("Item3");
linkedlist.add("Item6");
linkedlist.add("Item2");
/*Display Linked List Content*/
System.out.println("Linked List Content: " +linkedlist);
/*Add First and Last Element*/
linkedlist.addFirst("First Item");
linkedlist.addLast("Last Item");
System.out.println("LinkedList Content after addition: " +linkedlist);
/*This is how to get and set Values*/
Object firstvar = linkedlist.get(0);
System.out.println("First element: " +firstvar);
linkedlist.set(0, "Changed first item");
Object firstvar2 = linkedlist.get(0);
System.out.println("First element after update by set method: " +firstvar2);
/*Remove first and last element*/
linkedlist.removeFirst();
linkedlist.removeLast();
System.out.println("LinkedList after deletion of first and last element: " +linkedlist);
/* Add to a Position and remove from a position*/
linkedlist.add(0, "Newly added item");
linkedlist.remove(2);
System.out.println("Final Content: " +linkedlist);
}
}