hashtable.java

java技术内幕源代码,配合书籍看有事半功倍的效果

import java.util.*;
 
class hashtable
{
    public static void main(String args[]) 
    {
        Hashtable hashtable1 = new Hashtable();

        hashtable1.put("Item 0", "Value 0");
        hashtable1.put("Item 1", "Value 1");
        hashtable1.put("Item 2", "Value 2");
        hashtable1.put("Item 3", "Value 3");
        hashtable1.put("Item 4", "Value 4");
        hashtable1.put("Item 5", "Value 5");
        hashtable1.put("Item 6", "Value 6");

        Enumeration keys = hashtable1.keys();

        while(keys.hasMoreElements()) {
            String key = (String) keys.nextElement();
            System.out.println(key + "/" + hashtable1.get(key));
        }
    }
}