main.cpp

来自「C++ Source code from a tutorial」· C++ 代码 · 共 48 行

#include <iostream>
#include <stdlib.h>
#include <string>

using namespace std;

class Product {
public:
    string Name;
    int InStock;
    int TimesStolen;
    int TimesInjured;
    int InsurancePremium;
};

Product & operator += (Product &prod, const int &num) {
    prod.InStock += num;
    return prod;
}

Product operator + (Product &prod, const int &num) {
    Product newinst = prod;
    newinst.InStock += num;
    return newinst;
}

int main(int argc, char *argv[])
{
    Product inst = {
        "Chokable 2000",
        20, 8, 12, 200
    };
    
    inst += 50;
    
    cout << inst.InStock << endl;
    
    inst = inst + 30;
    cout << inst.InStock << endl;
 
    int a,b;
    b = 10;
    a = +(b,3);
    cout << a << endl;   
    system("PAUSE");	
    return 0;
}