how to remove an element from an arraylist java
// Java program to demonstrate working of remove // on an integer arraylist import java.util.List; import java.util.ArrayList; public class GFG { public static void main(String[] args) { List<Integer> al = new ArrayList<>(); al.add(10); al.add(30); al.add(1); al.add(2); // This makes a call to remove(int) and // removes element 20. al.remove(1); // Now element 30 is moved one position back // So element 30 is removed this time al.remove(1); System.out.println("Modified ArrayList : " + al); } }
