车类

function.h
#include”members.h”
#include<iostream>
using namespace std;
 
Car::Car(double w, double s)
{
    weight = w;
    speed = s;
}

Car::Car (const Car &p)
{
    weight = p.weight;
    speed = p.speed;
}

void Car::print()
{
    cout<< “重量为” << weight << endl;
    cout<< “速度为” << speed << endl;
}
 
 

main.cpp

#include”members.h”
#include”function.h”
#include<iostream>

using namespace std;

int main()
{
    Car car_3(1000.23, 3000.4);
    car_3.print();
    Car car_1(100.1, 100.3);
    Car car_2(car_1);
    car_1.print();
    return 0;
}
 
members.h

// 类的定义
// 定义数据和成员函数
#ifndef  COMPLEX_H_
#define  COMPLEX_H_
 
#include<iostream>
using namespace std;
 
class Car
{
    private:
        double weight;
        double speed;

    public:
        Car (double, double);
        Car (const Car &p);
        void print();
};
#endif