建構函式

#include "stdafx.h"
#include <iostream>
using namespace std;


class student
{
public:
	student()
	{
		ID = 76048;
		height = 163;
		weight = 47.5;

	}
	void show()
	{
		cout << "ID=" << ID << endl;
		cout << "height=" << height << endl;
		cout << "weight=" << weight << endl;
	}
private:

	int ID;
	double height, weight;

};

void main()
{
	student me;
	me.show();
}