Check out example codes for "how to select a element in an arraylist java". It will help you in understanding the concepts better.

Code Example 1

import java.util.ArrayList;
import java.util.Arrays;
 
public class ArrayListExample 
{
    public static void main(String[] args) 
    {
        ArrayList<String> list = new ArrayList<>(Arrays.asList("alex", "brian", "charles", "dough"));
         
        String firstName = list.get(0);         //alex
        String secondName = list.get(1);        //brian
         
        System.out.println(firstName);
        System.out.println(secondName);
    }
}

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