Hashtable ht = new Hashtable();
    ht.put("one",new Integer(1));
    ht.put("two",new Integer(2));
    Enumeration en = ht.elements();
    while(en.hasMoreElements()){
    System.out.println((Integer)en.nextElement());
    }

                 
    Set s = ht.entrySet();
    for (Object o:s.toArray()){
    System.out.println(o);
   }
      //only  java 5.0 
     //print one=1  two=2
    }