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Insert an element to List using ListIterator in Java
Let us first create an ArrayList −
ArrayList < Integer > arrList = new ArrayList < Integer > (); arrList.add(100); arrList.add(200); arrList.add(300); arrList.add(400); arrList.add(500);
Now, create a ListIterator from the above ArrayList and insert more elements −
ListIterator < Integer > iterator = arrList.listIterator(); iterator.add(1000); iterator.add(2000); iterator.add(3000);
Example
import java.util.ArrayList; import java.util.ListIterator; public class Demo { public static void main(String[] args) { ArrayList<Integer>arrList = new ArrayList<Integer>(); arrList.add(100); arrList.add(200); arrList.add(300); arrList.add(400); arrList.add(500); arrList.add(600); arrList.add(700); arrList.add(800); ListIterator<Integer>iterator = arrList.listIterator(); iterator.add(1000); iterator.add(2000); iterator.add(3000); for (Integer i: arrList) { System.out.println(i); } } }
output
1000 2000 3000 100 200 300 400 500 600 700 800
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