Dictionary class keys() method example
Dictionary class keys()method example. This example shows you how to use keys()method.This method Returns an enumeration of the keys in this dictionary.
Here is the code:-
/**
* @Program that Returns an enumeration of the keys in this dictionary.
* keysDictionary.java
* Author:-RoseIndia Team
* Date:-21-May-2008
*/
import java.util.*;
public class keysDictionary {
public static void main(String[] args) {
Dictionary d=new Hashtable();
//Adding Elements in the HashTable
d.put("1", "RoseIndia");
d.put("2","Harish" );
d.put("8","Prakash" );
// Returns an enumeration of the keys from this dictionary.
for (Enumeration e = d.keys(); e.hasMoreElements();)
System.out.println(e.nextElement());
}
} |
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