C#生成随机字符串

 1 /// <summary>  
 2 /// 生成随机字符串  
 3 /// </summary>  
 4 private class RandomStringGenerator  
 5 {  
 6     static readonly Random r = new Random();  
 7     const string _chars = "0123456789";  
 8     public static string GetRandomString()  
 9     {  
10         char[] buffer = new char[5];  
11         for (int i = 0; i < 5; i++)  
12         {  
13             buffer[i] = _chars[r.Next(_chars.Length)];  
14          }  
15          return new string(buffer);  
16      }  
17 }

这个是在StackOverFlow上看见的

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原文地址：https://www.cnblogs.com/shuada/p/2945685.html