hashmap.java

来自「软通公司培训的课件和习题里面有答案。。。」· Java 代码 · 共 29 行

package com.eight.java;

import java.util.Enumeration;
import java.util.Hashtable;

public class HashMap {


	public static void main(String[] args) {
		
		HashMap hm = new HashMap(); 
		Hashtable ht = new Hashtable();
        
		
		ht.put("one",new Integer(1));
		ht.put("two",new Integer(2));
		ht.put("three",new Integer(3));
		
		Enumeration em = ht.keys();
		while(em.hasMoreElements()){
			Object key = em.nextElement();
			Object value = ht.get(key);
			System.out.println("Key:"+key+" Value:"+value);
		}

	}

}