W3School TIY Editor

#include <iostream> #include <string> using namespace std; // 基类 class Vehicle { public: string brand = "福特"; void honk() { cout << "嘟嘟! \n" ; } }; // 派生类 class Car: public Vehicle { public: string model = "野马"; }; int main() { Car myCar; myCar.honk(); cout << myCar.brand + " " + myCar.model; return 0; }