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真的了解随机数吗？ C# Random

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 
 5 public class Program
 6 {
 7   public static void Main()
 8   {
 9     var PinCode = new Random().Next(100000, 999999).ToString();
10       Console.WriteLine(PinCode);
11      PinCode = new Random().Next(100000, 999999).ToString();
12       Console.WriteLine(PinCode);
13      PinCode = new Random().Next(100000, 999999).ToString();
14       Console.WriteLine(PinCode);
15      PinCode = new Random().Next(100000, 999999).ToString();
16       Console.WriteLine(PinCode);
17      PinCode = new Random().Next(100000, 999999).ToString();
18       Console.WriteLine(PinCode);
19      PinCode = new Random().Next(100000, 999999).ToString();
20       Console.WriteLine(PinCode);
21      PinCode = new Random().Next(100000, 999999).ToString();
22       Console.WriteLine(PinCode);
23 
24     var r =new Random();
25 
26       Console.WriteLine("***********************");
27      PinCode =  r.Next(100000, 999999).ToString();
28       Console.WriteLine(PinCode);
29      PinCode =  r.Next(100000, 999999).ToString();
30       Console.WriteLine(PinCode);
31      PinCode =  r.Next(100000, 999999).ToString();
32       Console.WriteLine(PinCode);
33      PinCode =  r.Next(100000, 999999).ToString();
34       Console.WriteLine(PinCode);
35       Console.WriteLine("***********************");
36     
37        r =new Random(Guid.NewGuid().GetHashCode());
38     
39      PinCode = new Random(Guid.NewGuid().GetHashCode()).Next(100000, 999999).ToString();
40       Console.WriteLine(PinCode);
41      PinCode =  new Random(Guid.NewGuid().GetHashCode()).Next(100000, 999999).ToString();
42       Console.WriteLine(PinCode);
43      PinCode =  new Random(Guid.NewGuid().GetHashCode()).Next(100000, 999999).ToString();
44       Console.WriteLine(PinCode);
45      PinCode =  new Random(Guid.NewGuid().GetHashCode()).Next(100000, 999999).ToString();
46       Console.WriteLine(PinCode);
47   }
48 
49 }

View Code

运行结果:

523298

953115

***********************

953115

768308

355736

315258

***********************

595735

616488

287093

772007

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原文地址：https://www.cnblogs.com/RocCnBlog/p/11181375.html

真的了解 随机数吗？ C# Random

真的了解随机数吗？ C# Random