package JavaSessions;
import java.util.ArrayList;
public class DynamicArray {
public static void main(String[] args) {
//ArrayList
ArrayList ar = new ArrayList();
ar.add(100);//0
ar.add(200);//1
ar.add("Hello");//2
ar.add('m');//3
ar.add(12.33);//4
ar.add(true);//5
System.out.println(ar.size());
ar.add(300);//6
ar.add(400);//7
System.out.println(ar.size());
ar.add(4, 22.33);
System.out.println(ar.get(4));
System.out.println(ar.get(1));
//System.out.println(ar.get(8));//IndexOutOfBoundsException
//to print all the values of arraylist: use for loop:
for(int i=0; i