StringBuilder sb = new StringBuilder();
sb.AppendLine(DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss") + " " + arg0 );
System.IO.File.AppendAllText(@"D:FileLogloginLog.txt", sb.ToString());
StringBuilder sb = new StringBuilder();
sb.AppendLine(DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss") + " " + arg0 );
System.IO.File.AppendAllText(@"D:FileLogloginLog.txt", sb.ToString());