Create text file using C#

string folderName = AppDomain.CurrentDomain.BaseDirectory + @"Log";

 if (!Directory.Exists(folderName))

 {

    Directory.CreateDirectory(folderName);

 }

 String fileName = folderName + "\\TraceLog " + DateTime.Now.ToString("MMddyyyyHHmmss") + ".txt";

 if (!File.Exists(fileName))

 {

     using (StreamWriter sw = File.CreateText(fileName))

     {

            sw.Write(Message);

            sw.Close();

     }

 }