C\#무 작위 문자열 생 성 실례

/// <summary>  
 ///          
 /// </summary>  
 private class RandomStringGenerator  
 {  
     static readonly Random r = new Random();  
     const string _chars = "0123456789";  
     public static string GetRandomString()  
     {  
         char[] buffer = new char[5];  
         for (int i = 0; i < 5; i++)  
         {  
             buffer[i] = _chars[r.Next(_chars.Length)];  
          }  
          return new string(buffer);  
      }  
 }