深入.NET平台和C#编程.租车系统

-------------------------------------------------Vehicle类-------------------------------------------------

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Threading.Tasks;
 6 
 7 namespace Qichechuzxt
 8 {
 9     public abstract class Vehicle
10     {
11         //颜色
12         public string Color { get; set; }
13 
14         //日租金
15         public double DailyRent { get; set; }
16 
17         //车牌号
18         public string LicenseNO { get; set; }
19 
20         //车名称
21         public string Name { get; set; }
22 
23         //时间
24         public int RentDate { get; set; }
25 
26         //使用人
27         public string RentUser { get; set; }
28 
29         //使用年限
30         public int YearsOfService { get; set; }
31 
32         //构造函数
33         public Vehicle(string color, double dailyrent, string licenseNO, string name, int rentDate, string rentUser, int yearsOfService)
34         {
35             this.Color = color;
36             this.DailyRent = dailyrent;
37             this.LicenseNO = licenseNO;
38             this.Name = name;
39             this.RentDate = rentDate;
40             this.RentUser = rentUser;
41             this.YearsOfService = yearsOfService;
42         }
43 
44         //方法重写
45         public Vehicle() { }
46 
47         //执行
48         public abstract double CalcPrice();
49     }
50 }

Vehicle