virtual.cpp

//
//  virtual.cpp
//  

#include "virtual.h"

Base::~Base() {
    
}

int ChildA::print(const char * s) {
    std::cout << "+class ChildA+" << std::endl;
    std::cout << s << std::endl;
    std::cout << "-class ChildA-" << std::endl;

    return 1;
}


int ChildB::print(const char * s) {
    std::cout << "+class ChildB+" << std::endl;
    std::cout << s << std::endl;
    std::cout << "-class ChildB-" << std::endl;
    return 1;
}

void print(Base * printer, const char * s) {
    printer->print(s);
}

void virtual_go() {
    std::cout << "<<virtual_go start>>" << std::endl;
    ChildA * p_a = new ChildA;
    ChildB * p_b = new ChildB;
    
    print(p_a, "hahahahah");
    print(p_b, "hahahhahh");
    
    delete p_a;
    delete p_b;
    
    std::cout << "<<virtual_go end>>" << std::endl;
}