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c++ - 有人可以解释一下这个 C++ 输出吗

转载 作者:行者123 更新时间:2023-11-28 03:00:24 24 4
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我有这段 C++ 代码和代码的输出。有人可以告诉我这段代码是如何迭代的吗?我试图试运行流程但无法弄清楚。

#include <iostream>

using namespace std;

class Something
{
public:
Something(){cout<<"A\n";}
virtual ~Something(){cout<<"B\n";}
};
class Parent
{
public:
Parent(){cout<<"C\n";}
virtual ~Parent(){cout<<"D\n";}
};
class Child : public Parent
{
public:
Child(){cout<<"E\n";}
Child(const Child& P){cout<<"F\n";}
Child& operator=(const Child& rhs){cout<<"G\n";}
virtual ~Child(){cout<<"H\n";}
protected:
Something S_;
};
int main()
{
Child ChildA;
Child ChildB=ChildA;
ChildA=ChildB;

return 0;
}

输出:CA乙CAFGH乙丁H乙

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