34 lines
490 B
C++
34 lines
490 B
C++
/**
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* @file virmoreinhe.cpp
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* @brief 虚函数多继承
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* @author 光城
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* @version v1
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* @date 2019-07-21
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*/
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#include <iostream>
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using namespace std;
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class A {
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virtual void fun() {}
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};
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class B {
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virtual void fun2() {}
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};
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class C : public A, public B {
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public:
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virtual void fun3() {}
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};
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int main() {
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/**
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* @brief 8 8 16 派生类继承多个虚函数，会继承所有虚函数的vptr
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*/
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cout << sizeof(A) << " " << sizeof(B) << " " << sizeof(C);
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return 0;
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}
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