Linked List
import java.util.Iterator;
import java.util.LinkedList;
public class LinkedListDemo
{
public static void main(String[] args)
{
LinkedList list=new LinkedList();
for (int i = 0; i < 5; i++)
{
list.add(i); // adds elements to the linkedlist
}
Iterator i = list.iterator(); // Iterators provide a standard way to loop through all items in a collection, regardless of the type of collection
while (i.hasNext())
System.out.println(i.next());
list.remove(); // removes the first element
System.out.println("After deleting first element:");
Iterator ii = list.iterator();
while (ii.hasNext())
System.out.println(ii.next());
}
}
Output:
0
1
2
3
4
After deleting first element:
1
2
3
4