MapRemove

import java.util.*;

class MapRemove 
{
    public static void main(String[] args) 
    {
        Map m=new HashMap();
        m.put("a","1234567");
        System.out.println(m.remove("a"));
    }
}
//1234567

 

posted @ 2017-09-21 13:32  sky20080101  阅读(62)  评论(0)    收藏  举报