package ArrayLists;
import java.util.*;
public class ArrayLists {
public static void main(String[] args) {
ArrayList cars = new ArrayList();
cars.add("Mercedes"); // adds elements to the ArrayList
cars.add("Audi");
cars.add("Ferrari");
cars.add("Jaguar");
System.out.println(cars.isEmpty()); // prints true if list is empty or false if elements are present
System.out.println(cars.size()); // prints the size / number of elements present in the list
System.out.println(cars); // prints the entire list
System.out.println(cars.get(0)); // prints element at 0th index of ArrayList
cars.set(1, "Bugatti"); // changes value of the element at the specified index
System.out.println(cars);
// loop through the ArrayList
for (int i = 0; i < cars.size(); i++) {
System.out.println(cars.get(i));
}
Collections.sort(cars); // sort method from collections class is used to sort the elements in the list alphabetically/numerically
System.out.println(cars);
cars.clear(); // clears the list
System.out.println(cars);
}
}