Answer Posted / tamilvendan

import java.util.*;
public class VectorDemo{
public static void main(String[] args){
Vector<Object> vector = new Vector<Object>();
int primitiveType = 10;
Integer wrapperType = new Integer(20);
String str = "tapan joshi";
vector.add(primitiveType);
vector.add(wrapperType);
vector.add(str);
vector.add(2, new Integer(30));
System.out.println("the elements of vector: " + vector);
System.out.println("The size of vector are: " +
vector.size());
System.out.println("The elements at position 2 is: " +
vector.elementAt(2));
System.out.println("The first element of vector is: " +
vector.firstElement());
System.out.println("The last element of vector is: " +
vector.lastElement());
vector.removeElementAt(2);
Enumeration e=vector.elements();
System.out.println("The elements of vector: " + vector);
while(e.hasMoreElements()){
System.out.println("The elements are: " +
e.nextElement());
}
}
}

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