C# 任务的异常和延续处理

        public static void ContinueWithException()
        {
            TaskCreationOptions tco = TaskCreationOptions.AttachedToParent;
            Task task = Task.Factory.StartNew(() =>
            {
                Task.Factory.StartNew(() => { throw new Exception(Environment.NewLine + "first exception" + Environment.NewLine); }, tco);
                Task.Factory.StartNew(() => { throw new Exception(Environment.NewLine + "second exception" + Environment.NewLine); }, tco);
                Task.Factory.StartNew(() => { throw new Exception(Environment.NewLine + "third exception" + Environment.NewLine); }, tco);
            }).ContinueWith(t => Console.WriteLine("Message:" + t.Exception.Message + Environment.NewLine), TaskContinuationOptions.OnlyOnFaulted);
            task.Wait();


            Task task01 = Task.Factory.StartNew(() =>
            {
                Console.WriteLine("task01 executed.");
            });
            Task ok1 = task01.ContinueWith(t => Console.WriteLine("Ok"), TaskContinuationOptions.NotOnFaulted);
            Task fail1 = task01.ContinueWith(t => Console.WriteLine("Failure:" + t.Exception.Message), TaskContinuationOptions.OnlyOnFaulted);

            Task task02 = Task.Factory.StartNew(() =>
            {
                throw new Exception("task02 executed.");
            });
            Task ok2 = task02.ContinueWith(t => Console.WriteLine("Ok"), TaskContinuationOptions.NotOnFaulted);
            Task fail2 = task02.ContinueWith(t => Console.WriteLine("Failure:" + t.Exception.Message), TaskContinuationOptions.OnlyOnFaulted);

        }