how to update a list index value in java
public class ArrayListExample
{
public static void main(String[] args)
{
ArrayList<String> list = new ArrayList<>();
list.add("A");
list.add("B");
list.add("C");
list.add("D");
System.out.println(list);
//Replace C with C_NEW
//1 - In multiple steps
int index = list.indexOf("C");
list.set(index, "C_NEW");
System.out.println(list);
//2 - In single step replace D with D_NEW
list.set( list.indexOf("D") , "D_NEW");
System.out.println(list);
}
}