Adding Element to a HashTable

 

import java.util.Hashtable;

import java.util.Iterator;

public class HashTableDemo {

public static void main(String[] args) {

//creating hashTable

Hashtable<Integer, String> ht = new Hashtable<>();

//Adding element to our HashTable

ht.put(1, "Vidya");

ht.put(2, "Sambhavna");

ht.put(3, "Tina");

ht.put(4, "Gravit");

ht.put(5, "Anmol");

Iterator<Integer> itr = ht.keySet().iterator();

//cant perform any manupulation after taking iterator out

// ht.put(6, "Kiran");

while (itr.hasNext()) {

Integer key = itr.next();

String value = ht.get(key);

System.out.println("key = " + key + " " + "Value = " + value);

}

}

}