Answer Posted / qamar islam

package Qamar;
import java.util.*;




import javax.xml.crypto.dsig.spec.HMACParameterSpec;
public class HashMapExtract {




public static void main(String args[])
{
HashMap<Integer, String> hm=new HashMap<Integer, String>();
hm.put(1, "Qamar");
hm.put(2, "Gulnar");
hm.put(3, "Qamar");
hm.put(4, "Gulnar");
hm.put(51, "Qamar");
hm.put(6, "Gulnar");
Set set =hm.entrySet();

Iterator itr=set.iterator();
while(itr.hasNext())
{
System.out.println("values in hashmap: "+itr.next());
}
}
}

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