asp.net C# 控制台模拟红绿灯（交通信号灯）

时间：2024-03-05 10:26:00

一、需求分析

通过控制台输入绿灯，黄灯，红灯显示时间，然后倒计时，周而复始。

二、运行效果

1、输入显示时间

2、绿灯，黄灯，红灯，倒计时周而复始

三、实现代码

  1 using System;
  2 using System.Collections.Generic;
  3 using System.Linq;
  4 using System.Text;
  5 using System.Threading;
  6 using System.Threading.Tasks;
  7 
  8 namespace ConsoleApp1
  9 {
 10     class Program
 11     {
 12         static void Main(string[] args)
 13         {
 14             Console.ForegroundColor = ConsoleColor.Green;
 15             Console.Write("请输入绿灯显示时间：");
 16             int GreenNum = InputNum();
 17 
 18             Console.ForegroundColor = ConsoleColor.Yellow;
 19             Console.Write("请输入黄灯显示时间：");
 20             int YellowNum = InputNum();
 21 
 22             Console.ForegroundColor = ConsoleColor.Red;
 23             Console.Write("请输入红灯显示时间：");
 24             int RedNum = InputNum();
 25             //循环执行
 26             while (true)
 27             {
 28                 //绿灯倒计时
 29                 for (int i = GreenNum; i > 0; i--)
 30                 {
 31                     WriteNum(i, ConsoleColor.Green);
 32                     //暂停1秒
 33                     Thread.Sleep(1000);
 34                 }
 35                 //黄灯倒计时
 36                 for (int i = YellowNum; i > 0; i--)
 37                 {
 38                     WriteNum(i, ConsoleColor.Yellow);
 39                     //暂停1秒
 40                     Thread.Sleep(1000);
 41                 }
 42                 //红灯倒计时
 43                 for (int i = RedNum; i > 0; i--)
 44                 {
 45                     WriteNum(i, ConsoleColor.Red);
 46                     //暂停1秒
 47                     Thread.Sleep(1000);
 48                 }
 49             }
 50         }
 51         /// <summary>
 52         /// 获取输入值逻辑
 53         /// </summary>
 54         /// <returns></returns>
 55         public static int InputNum()
 56         {
 57             string s_Num = Console.ReadLine();
 58             if(s_Num.Length>2)
 59             {
 60                 Console.Write("输入值不能超过两位数，请重新输入：");
 61                 return InputNum();
 62             }
 63             int Num = 0;
 64             bool IsNum = int.TryParse(s_Num, out Num);
 65             if(!IsNum)
 66             {
 67                 Console.Write("输入值不是整数，请重新输入：");
 68                 return InputNum();
 69             }
 70             if(Num<=0)
 71             {
 72                 Console.Write("输入值不是正数，请重新输入：");
 73                 return InputNum();
 74             }
 75             if (Num > 99 )
 76             {
 77                 Console.Write("输入值不能超过99，请重新输入：");
 78                 return InputNum();
 79             }
 80             return Num;
 81         }
 82         /// <summary>
 83         /// 生成指定数字
 84         /// </summary>
 85         /// <param name="Num"></param>
 86         public static void WriteNum(int Num, ConsoleColor consoleColor)
 87         {
 88             int FirstNum = 0;
 89             int SecondNum = Num;
 90             if (Num.ToString().Length == 2)
 91             {
 92                 FirstNum = int.Parse(Num.ToString()[0].ToString());
 93                 SecondNum = int.Parse(Num.ToString()[1].ToString());
 94             }
 95             Console.Clear();
 96             for (int i = 0; i < 20; i++)
 97             {
 98                 for (int j = 0; j < 10; j++)
 99                 {
100                     ChangeColor(FirstNum, i, j, consoleColor);
101                     Console.Write("●");
102                 }
103                 Console.Write("   ");
104                 for (int j = 0; j < 10; j++)
105                 {
106                     ChangeColor(SecondNum, i, j, consoleColor);
107                     Console.Write("●");
108                 }
109                 Console.WriteLine();
110             }
111         }
112         public static void ChangeColor(int Num, int i, int j, ConsoleColor consoleColor)
113         {
114             Console.ForegroundColor = ConsoleColor.White;
115             switch (Num)
116             {
117                 case 0:
118                     if (i <= 1 || i >= 18 || j <= 1 || j >= 8)
119                     {
120                         Console.ForegroundColor = consoleColor;
121                     }
122                     break;
123                 case 1:
124                     if (j >= 8)
125                     {
126                         Console.ForegroundColor = consoleColor;
127                     }
128                     break;
129                 case 2:
130                     if (i <= 1 || i == 9 || i == 10 || i >= 18)
131                     {
132                         Console.ForegroundColor = consoleColor;
133                     }
134                     if (i < 10 && j >= 8)
135                     {
136                         Console.ForegroundColor = consoleColor;
137                     }
138                     if (i > 10 && j <= 1)
139                     {
140                         Console.ForegroundColor = consoleColor;
141                     }
142                     break;
143                 case 3:
144                     if (i == 0 || i == 1 || i == 9 || i == 10 || i == 18 || i == 19)
145                     {
146                         Console.ForegroundColor = consoleColor;
147                     }
148                     if (j >= 8)
149                     {
150                         Console.ForegroundColor = consoleColor;
151                     }
152                     break;
153                 case 4:
154                     if (i == 9 || i == 10)
155                     {
156                         Console.ForegroundColor = consoleColor;
157                     }
158                     if (i < 10 && j <= 1)
159                     {
160                         Console.ForegroundColor = consoleColor;
161                     }
162                     if (j >= 8)
163                     {
164                         Console.ForegroundColor = consoleColor;
165                     }
166                     break;
167                 case 5:
168                     if (i <= 1 || i == 9 || i == 10 || i >= 18)
169                     {
170                         Console.ForegroundColor = consoleColor;
171                     }
172                     if (i > 10 && j >= 8)
173                     {
174                         Console.ForegroundColor = consoleColor;
175                     }
176                     if (i < 10 && j <= 1)
177                     {
178                         Console.ForegroundColor = consoleColor;
179                     }
180                     break;
181                 case 6:
182                     if (i <= 1 || i == 9 || i == 10 || i >= 18)
183                     {
184                         Console.ForegroundColor = consoleColor;
185                     }
186                     if (j <= 1)
187                     {
188                         Console.ForegroundColor = consoleColor;
189                     }
190                     if (i > 10 && j >= 8)
191                     {
192                         Console.ForegroundColor = consoleColor;
193                     }
194                     break;
195                 case 7:
196                     if (i <= 1)
197                     {
198                         Console.ForegroundColor = consoleColor;
199                     }
200                     if (j >= 8)
201                     {
202                         Console.ForegroundColor = consoleColor;
203                     }
204                     break;
205                 case 8:
206                     if (i <= 1 || i >= 18 || i == 9 || i == 10)
207                     {
208                         Console.ForegroundColor = consoleColor;
209                     }
210                     if (j <= 1 || j >= 8)
211                     {
212                         Console.ForegroundColor = consoleColor;
213                     }
214                     break;
215                 case 9:
216                     if (i <= 1 || i == 9 || i == 10 || i >= 18)
217                     {
218                         Console.ForegroundColor = consoleColor;
219                     }
220                     if (i < 10 && j <= 1)
221                     {
222                         Console.ForegroundColor = consoleColor;
223                     }
224                     if (j >= 8)
225                     {
226                         Console.ForegroundColor = consoleColor;
227                     }
228                     break;
229             }
230         }
231     }
232 }
C# Code

注：以上代码属个人整理，用于交流学习，原创。转载请标明出处。（QQ/微信：742010299 昵称：同心同德）

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