摘要: #include#includeusingnamespacestd;classA{private:intdata;//dataint*pi;//pointtodatapublic://禁止隐式转换A(){data=0;pi=&data;}~A(){data=-999999;pi=nullptr;}e... 阅读全文
posted @ 2014-09-28 17:35 withChengChen 阅读(289) 评论(0) 推荐(0) 编辑