/**
*@author:kingsley
*@description:Hashtable Example program for ContainsKey
*/
import java.util.Hashtable;
class HashTableExam
{
public static void main ( String[] args )
{
Hashtable ht=new Hashtable(); // creating hashtable object
ht.put(1, "kings"); // ht.put(key,"value")
ht.put(2, "manee");
ht.put(3, "sathish"); // adding hashtable with keys
ht.put(4, "kings");
System.out.println("Hash table contains key number '4' :" + ht.containsKey(4) ); // Using hashtable containsKey() method;
}
}
Output:
Hash table contains key number ‘4’ : true
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