生成包含大小写字母,数字的 注册码

privatestaticchar[]
constant
=
 
{
  
'0','1','2','3','4','5','6','7','8','9',
  
'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',
  
'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'
  
}
;
 
publicstaticstring GenerateRandom(int Length)
 
{   
   
System.Text.StringBuilder newRandom
=new System.Text.StringBuilder(62);
   
Random rd
=new Random();
  
for(int i=0;i<Length;i++)
  
{
    
newRandom.Append(constant[rd.Next(
62)]);
   
}

  
return newRandom.ToString();
  
}

原文地址:https://www.cnblogs.com/xiexingen/p/2850170.html