using System;  using System.Timers;  class TestTimer  {      public static void Main()      {          Timer timer = new Timer();          timer.Elapsed += new ElapsedEventHandler( DisplayTimeEvent );          timer.Interval = 1000;          timer.Start();          timer.Enabled = true;          while ( Console.Read() != 'q' )          {              //-------------          }      }      public static void DisplayTimeEvent( object source, ElapsedEventArgs e )      {          Console.Write(\r{0}, DateTime.Now);      }  }