模板方法模式c++实现

#include<iostream>

using namespace std;

class Base{
public:
virtual void methodA(){
cout<<"Base::methodA"<<endl;
};

virtual void methodB(){
cout<<"Base::methodB"<<endl;
};

};

class DerivedA : public Base{
public:
void methodA(){
cout<<"DerivedA::methodA"<<endl;
};
};

class DerivedB : public Base{
public:
void methodB(){
cout<<"DerivedB::methodB"<<endl;
};
};

int main(){
Base * b = new DerivedA;
b->methodA();
b->methodB();
b = new DerivedB;
b->methodA();
b->methodB();
return 0;
}