public string GetGuid() { string[] arr=new string[]{"1","2","3","4","5","6","7","8","9","a","b","c","d","e","f","g"}; string str1 = DateTime.Now.ToString("yyyyMMdd"); string str2 = ""; Random ran = new Random(); for (int i = 0; i < 12; i++) { str2+=arr[ran.Next(0, 16)]; } return str1 + str2; }
该Guid由时间+12位16进制数组成