Java tutorial
import java.util.Collection; import java.util.Enumeration; import java.util.Hashtable; import java.util.Iterator; public class Main { public static void main(String[] args) { Hashtable<String, String> ht = new Hashtable<String, String>(); ht.put("1", "One"); ht.put("2", "Two"); ht.put("3", "Three"); Collection c = ht.values(); Iterator itr = c.iterator(); while (itr.hasNext()) { System.out.println(itr.next()); } c.remove("One"); Enumeration e = ht.elements(); while (e.hasMoreElements()) { System.out.println(e.nextElement()); } } }