64. Hashtable class in JAVA

 //Hashtable class 

import java.util.*;

class HashtableDemo

{

public static void main(String[] args) {

Hashtable obj = new Hashtable();

obj.put("Apple", "Red");

obj.put("Banana", "Yellow");

System.out.println("The color of Apple is : " + obj.get("Apple"));

Enumeration e = obj.keys();

while(e.hasMoreElements())

{

String k = e.nextElement().toString();

String v = obj.get(k).toString();

System.out.println("\tkey : " + k + "\tValue : " + v);

}

}

}

OUTPUT:

The color of Apple is : Red

        key : Apple     Value : Red

        key : Banana    Value : Yellow