C#

namespace Template
{
    public partial class Template
    {
        private System.Timers.Timer tt = null ;
 
        public Template
        (
            int Interval
        )
        {
            tt = new System.Timers.Timer ( Interval ) ;
 
            tt.Elapsed += F ;
 
            return ;
        }
 
        private void
        F
        (
            object                         sender
        ,
            System.Timers.ElapsedEventArgs e
        )
        {
            System.Console.WriteLine ( System.DateTime.Now.ToString() ) ;
 
            // Do other stuff
 
            return ;
        }
 
        public void
        Start
        (
        )
        {
            tt.Start() ;
 
            return ;
        }
 
        public void
        Stop
        (
        )
        {
            tt.Stop() ;
 
            return ;
        }
 
        [System.STAThreadAttribute()]
        public static int
        Main
        (
            string[] args
        )
        {
            int result = 0 ;
 
            try
            {
                Template x = new Template ( 5000 ) ;
 
                x.Start() ;
 
                System.Console.ReadLine() ;
 
                x.Stop() ;
            }
            catch ( System.Exception err )
            {
                while ( err != null )
                {
                    System.Console.WriteLine ( err.Message ) ;
 
                    err = err.InnerException ;
                }
            }
 
            return ( result ) ;
        }
    }
}

George_George wrote:

better performance

static void ThreadMethod3()
{
    while (true)
    {
        CheckEvent.WaitOne (1000);
        // we can not know whether the event is set or not here?
        Console.WriteLine(DateTime.Now);
         // do some work
    }
}

lockepeak wrote:

it is like Oicq or icq

private void tree(params string[] optional_parameter)
{
    if (optional_parameter.Length > 1)
       throw new Exception("tree(): Invalid parameter count");
    else if (optional_parameter.Length == 1)
    {
           // do something with optional_parameter[0]
    }
    // regular code
}