public static string GetCode() { string strList ="1234567890qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM"; Random rd = new Random(); string strResult = ""; for (int i = 0; i < 6; i++)
{ strResult += strList[rd.Next(0, strList.Length)]; } return strResult; }
原文：https://www.cnblogs.com/PinkMi/p/14258051.html