source file name: enumdemo.java

import java.util.*;

class enumdemo

{

public static void main(String as[])

{

System.out.println("Vector demo program");

Vector v=new Vector();

Object ob;

 for(int i=0;i<as.length;i++)

 {

 ob=new String(as[i]);

 v.add(ob);

 }

System.out.println("vector v="+v);

String s1="123";

String s2="456";

v.add(s1);

v.add(s2);

System.out.println("after adding 2 strings vector v="+v);

Enumeration e=v.elements();

double sum=0.0;

   while(e.hasMoreElements())

  {

  ob=e.nextElement();

  double n=Double.parseDouble(ob.toString());

  sum=sum+n;

  System.out.println(ob);

}

System.out.println("sum="+sum);

}

}


output:

D:\JavaPrograms>java enumdemo 15 25 2.5 3.6
Vector demo program
vector v=[15, 25, 2.5, 3.6]
after adding 2 strings vector v=[15, 25, 2.5, 3.6, 123, 456]
15
25
2.5
3.6
123
456
sum=625.1