菱形继承
详见 1.http://www.tuicool.com/articles/MNzieu
2.http://blog.youkuaiyun.com/tounaobun/article/details/8443228
菱形继承
详见 1.http://www.tuicool.com/articles/MNzieu
2.http://blog.youkuaiyun.com/tounaobun/article/details/8443228
转载于:https://www.cnblogs.com/li-ning/p/9489960.html