loop through dictionary in java

/**
 * @author lautturi.com
 * Java example: iterate through dictionary in java
 */

public class Lautturi {

	public static void main(String[] args) {

		Dictionary<Integer, String> dict = new Hashtable<Integer, String>();
        
        dict.put(1,"Java");
        dict.put(2,"Python");
        dict.put(3,"C++");
        dict.put(4,"Perl");
        dict.put(5,"JavaScript");
        
		for (Map.Entry<Integer, String> entry :((Hashtable<Integer, String>) dict).entrySet()) {
		    Integer key = entry.getKey();
		    String val = entry.getValue();
		    
		    System.out.println(key+" "+val);
		}
		
	}
}

output:

5 JavaScript
4 Perl
3 C++
2 Python
1 Java