如果在一个成员函数之前加一个friend!so this fuction will be a friend fuction.It is not belong to the
如果在一个成员函数之前加一个friend! so this fuction will be a friend fuction. It is not belong to the class? [解决办法] yes [解决办法] 如果函数属于这个类,又何必声明为友元函数呢 [解决办法] yes, you are right. [解决办法] 英语回答应该是。 No,it‘s not。(标点除外)。