Java Collection Tutorial - Java ArrayList.add(int index, E element)

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Syntax

ArrayList.add(int index, E element) has the following syntax.

public void add(int index,  E element)

Example

In the following code shows how to use ArrayList.add(int index, E element) method.

//from  www  . ja  v  a  2  s  .c  o m

import java.util.ArrayList;

public class Main {
   public static void main(String[] args) {
      
    ArrayList<Integer>  arrlist = new ArrayList<Integer> (5);

    arrlist.add(15);
    arrlist.add(22);
    arrlist.add(30);
    arrlist.add(40);

    // adding element 25 at third position
    arrlist.add(2,25);
    
    System.out.println(arrlist); 
  }
}

The code above generates the following result.

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