34 lines
691 B
C++
34 lines
691 B
C++
#include<iostream>
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#include<stdio.h>
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using namespace std;
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struct Base {
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int v1;
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// private: //error!
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int v3;
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public: //显示声明public
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int v2;
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virtual void print(){
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printf("%s\n","Base");
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};
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Base(){cout<<"Base construct"<<endl;};
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virtual ~Base(){cout<<"Base deconstruct"<<endl;};
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};
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struct Derived:Base {
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Derived(){cout<<"Derived construct"<<endl;};
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virtual ~Derived(){cout<<"Derived deconstruct"<<endl;};
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public:
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int v2;
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void print(){
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printf("%s\n","Derived");
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};
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};
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int main() {
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Base *b=new Derived();
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b->print();
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delete b;
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return 0;
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}
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