C++博客-且行且珍惜-最新评论http://www.cppblog.com/sunus/CommentsRSS.aspx书到用时方恨少非君子zh-cnMon, 22 Jan 2007 01:12:12 GMTMon, 22 Jan 2007 01:12:12 GMTcnblogsre: 在C++中禁止类继承[未登录]http://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30022sunussunusTue, 14 Aug 2007 13:54:00 GMThttp://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30022

sunus 2007-08-14 21:54 发表评论
]]>re: 在C++中禁止类继承http://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30021linwenlinwenTue, 14 Aug 2007 13:32:00 GMThttp://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30021#include <iostream>
using namespace std;
class A;
class Lock {
friend class A;
private:
Lock() {}
};
class A : virtual public Lock {

public:
A(){}
A(int t){}
};

class B : public A
{
public:
B(): Lock(*(new A))
{ }
};

int main()
{
B b;
getchar();
}


linwen 2007-08-14 21:32 发表评论
]]>re: 在C++中禁止类继承http://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30020linwenlinwenTue, 14 Aug 2007 13:17:00 GMThttp://www.cppblog.com/sunus/archive/2007/08/14/17532.html#30020
派生是没有错的，只有在实例化派生类时才错。

linwen 2007-08-14 21:17 发表评论
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