Java tutorial
import java.util.Vector; public class Main { public static void main(String args[]) { Vector vec = new Vector(5); for (int i = 0; i < 10; i++) { vec.add(0, i); } System.out.println("Content of the vector: " + vec); System.out.println("Size of the vector: " + vec.size()); // ensure the capacity of the vector and add elements vec.ensureCapacity(40); for (int i = 0; i < 10; i++) { vec.add(0, i); } System.out.println(vec); System.out.println(vec.size()); } }