Replace an element at specified index of ArrayList - Java Collection Framework

Java examples for Collection Framework:ArrayList

  1. HOME
  2. Java
  3. Collection Framework
  4. ArrayList

Description

Replace an element at specified index of ArrayList

Demo Code


import java.util.ArrayList;
 
public class Main {
 
  public static void main(String[] args) {
    ArrayList arrayList = new ArrayList();
   /*w w  w.  j a v a 2  s .co m*/
    arrayList.add("1");
    arrayList.add("2");
    arrayList.add("3");
   
    arrayList.set(1,"REPLACED ELEMENT");
 
    System.out.println("ArrayList contains...");

    for(int index=0; index < arrayList.size(); index++)
      System.out.println(arrayList.get(index));
   
  }
}

Result


Related Tutorials