CODE EXAMPLE FOR JAVA

ArrayList Java

// Java program to demonstrate
// size() method
// for Integer value
  
import java.util.*;
  
public class GFG1 {
    public static void main(String[] argv)
        throws Exception
    {
        try {
  
            // Creating object of ArrayList<Integer>
            ArrayList<Integer>
                arrlist = new ArrayList<Integer>();
  
            // Populating arrlist1
            arrlist.add(1);
            arrlist.add(2);
            arrlist.add(3);
            arrlist.add(4);
            arrlist.add(5);
  
            // print arrlist
            System.out.println("Before operation: "
                               + arrlist);
  
            // getting total size of arrlist
            // using size() method
            int size = arrlist.size();
  
            // print the size of arrlist
            System.out.println("Size of list = "
                               + size);
        }
  
        catch (IndexOutOfBoundsException e) {
  
            System.out.println("Exception thrown: "
                               + e);
        }
    }
}