.NET实现工资管理系统

 using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace gongzi { class Program { static bool flag = true; //工人数 const int NUM = 3; //定义二维数组 static string[,] gong = new string[NUM, 5]; static void Main(string[] args) { Console.Title = "工资管理系统"; jiemian();  //菜单界面 login();   //登录界面 while (flag) { caidan(); //菜单界面 } } static void jiemian() { Console.Clear(); Console.WriteLine("------工资管理系统------"); Console.WriteLine("-----@lijia---2018-4-4-----------"); Console.ReadKey(); } static void login() //登录界面 { Console.WriteLine("请输入用户名："); String username = Console.ReadLine(); Console.WriteLine("请输入密码："); String password = Console.ReadLine(); if (username == "lijia" && password == "123456") { flag = true;//进入菜单界面 } else { Console.WriteLine("对不起，你输入的用户名或者密码错误！请重新输入！"); flag = false; } } static void caidan() { Console.Clear(); Console.WriteLine("工资管理系统"); Console.WriteLine("1.工资录入"); Console.WriteLine("2.工资查询"); Console.WriteLine("3.工资修改"); Console.WriteLine("4.工资统计"); Console.WriteLine("0.退出系统"); Console.WriteLine("请输入0-3数字："); String choice = Console.ReadLine(); switch (choice) { case "1": Console.WriteLine("工资录入"); Inputgongzi(gong,NUM); Console.ReadKey(); break; case "2": Console.WriteLine("工资查询"); Outputgongzi(gong, NUM); Console.ReadKey(); break; case "3": Console.WriteLine("请输入你需要选择的哪种工资的修改：（1基本工资2奖金）"); string temp = string.Empty; int t = Convert.ToInt32(Console.ReadLine()); switch (t) { case 1: Console.WriteLine("输入您要修改基本工资在二维数组中所在行数(0-2)："); int t1 = Convert.ToInt32(Console.ReadLine()); temp = gong[t1, 2]; gong[t1, 2] = Console.ReadLine(); sfgz(); break; case 2: Console.WriteLine("输入您要修改的奖金在二维数组中所在行数(0-2)："); int t2 = Convert.ToInt32(Console.ReadLine()); temp = gong[t2, 3]; gong[t2, 3] = Console.ReadLine(); sfgz(); break; } break; case "4": double a = Convert.ToDouble(gong[0, 4]); double b = Convert.ToDouble(gong[1, 4]); double c = Convert.ToDouble(gong[2, 4]); if (a > b) { if (a > c) { Console.WriteLine("最高工资:{0}", a); if (b > c) { Console.WriteLine("最低工资:{0}", c); } else { Console.WriteLine("最低工资:{0}", b); } } else { Console.WriteLine("最高工资:{0}", c); } } else {//a c) { Console.WriteLine("最高工资:{0}", b); if (a > c) { Console.WriteLine("最低工资:{0}", c); } else { Console.WriteLine("最低工资:{0}", a); } } else//b 20000) { sodeshui = 3000 * 0.03 + 2000 * 0.15 + (jbgz - 20000) * 0.25; } //计算实发工资 sfgz = jbgz + jj - sodeshui; gong[i, 4] = Convert.ToString(sfgz); } } static void sfgz() { double sodeshui = 0; double sfgz; int i = 0; double jbgz = Convert.ToDouble(gong[i, 2]); double jiangjin = Convert.ToDouble(gong[i, 3]); if ((jbgz + jiangjin) <5000) { sfgz = jbgz + jiangjin - sodeshui; gong[i, 4] = Convert.ToString(sfgz); } else if ((jbgz + jiangjin) <8000) { sodeshui = jbgz * 0.03; } else if ((jbgz + jiangjin) <20000) { sodeshui = 3000 * 0.03 + (jbgz - 8000) * 0.15; } else if ((jbgz + jiangjin) > 20000) { sodeshui = 3000 * 0.03 + 2000 * 0.15 + (jbgz - 20000) * 0.25; } //计算实发工资 sfgz = jbgz + jiangjin - sodeshui; gong[i, 4] = Convert.ToString(sfgz); } static void Outputgongzi(string[,] gong, int NUM) { Console.WriteLine("-----------工人工资单-------------"); Console.WriteLine("|----------------------------------|"); Console.WriteLine("|工 号|姓  名|基本工资|奖  金|实发工资|"); Console.WriteLine("-----------------------------------|"); for (int i = 0; i