c++对象模型1

山野6

于 2022-06-25 00:00:21 发布

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分类专栏： c/c++ 文章标签： c++ 算法开发语言

本文链接：https://blog.youkuaiyun.com/qq_25677349/article/details/125454024

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代码示例

#include <iostream>
#include <string>

class X {};
class Y : public virtual X {};
class Z : public virtual X {};
class A : public Y, public Z {};

int main() {
    std::cout << "sizeof(X): " << sizeof(X) << "\n";
    std::cout << "sizeof(Y): " << sizeof(Y) << "\n";
    std::cout << "sizeof(Z): " << sizeof(Z) << "\n";
    std::cout << "sizeof(A): " << sizeof(A) << "\n";
    X x;
    Y y;
    Z z;
    A a;    
    return 0;
}

. 执行效果如下