Java tutorial
import java.util.ArrayList; import java.util.Collection; import java.util.LinkedList; public class Main { public static void main(String[] args) { // create a LinkedList LinkedList<String> list = new LinkedList<String>(); // add some elements list.add("Hello"); list.add("from java2s.com"); list.add("10"); // print the list System.out.println("LinkedList:" + list); // create a new collection and add some elements Collection collection = new ArrayList(); collection.add("One"); collection.add("Two"); collection.add("Three"); // add the collection in the LinkedList at index 2 list.addAll(2, collection); // print the new list System.out.println("LinkedList:" + list); } }