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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

    523298
    523298
    523298
    523298
    953115
    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
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