zoukankan      html  css  js  c++  java
  • C++中结构体函数的实现

    函数不能返回数组却可以返回结构体

    #include <iostream>  
    struct travel_time  
    {  
        int hours;  
        int mins;  
    };  
    const int Mins_per_hr = 60;  
      
    travel_time sum(travel_time t1, travel_time t2);  
    void show_time(travel_time t);  
      
    int main()  
    {  
        using namespace std;  
        travel_time day1 = {5, 45};    // 5 hrs, 45 min  
        travel_time day2 = {4, 55};    // 4 hrs, 55 min  
      
        travel_time trip = sum(day1, day2);  
        cout << "Two-day total: ";  
        show_time(trip);  
      
        travel_time day3= {4, 32};  
        cout << "Three-day total: ";  
        show_time(sum(trip, day3));  
        // cin.get();  
      
        return 0;  
    }  
      
    travel_time sum(travel_time t1, travel_time t2) 
    {  
        //结构作为函数参数直接传入
        travel_time total;  
      
        total.mins = (t1.mins + t2.mins) % Mins_per_hr;  
        total.hours = t1.hours + t2.hours +  
                     (t1.mins + t2.mins) / Mins_per_hr;  
        return total;
        //结构体作为结果被传出
    }  
      
    void show_time(travel_time t)  
    {  
        using namespace std;  
        cout << t.hours << " hours, "  
             << t.mins << " minutes
    ";  
    }  

    还是我太菜鸡啦,555

  • 相关阅读:
    java之 向上转型与向下转型
    java之 惰性初始化
    mysql 学习网站
    history of program atan2(y,x)和pow(x,y)
    atom 之 前端必备插件
    js之正则表达式
    Django之模型层
    每日作业5/28
    每日作业5/27
    每日作业5.26
  • 原文地址:https://www.cnblogs.com/jaszzz/p/12609188.html
Copyright © 2011-2022 走看看