An example of using tasks and continueWith

taskExample.cs

using System;
using System.Threading.Tasks;

namespace TasksExample
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Welcome to the Tasks example app.");
            Console.WriteLine();
            Console.WriteLine();

            Console.WriteLine("I'm going to run a number of tasks. Press any key to start...");
            Console.ReadLine();

            Console.WriteLine("Im creating a task which is 'completed' by default");
            Task<string> t = Task.FromResult("I'm the result");
            Console.WriteLine("Task details: " + t.Status + " '" + t.Result + "'");

            Console.WriteLine();
            Console.WriteLine("Ready for the next one?");
            Console.ReadLine();

            Console.WriteLine("Ok lets chain tasks together....");
            Task chain = stepOne().ContinueWith(fs => stepTwo()).ContinueWith(s => stepThree(s.Id)).ContinueWith(s => finalStep(DateTime.Now));
            chain.Wait();

            Console.WriteLine("The chain finished!");
            Console.WriteLine("Chain details: " + chain.Status);
        }

        static Task stepOne()
        {
            Console.WriteLine("I'm the first step.");
            return Task.CompletedTask;
        }

        static Task stepTwo() {
            Console.WriteLine("I'm the second step.");
            return Task.CompletedTask;
        }

        static Task stepThree(int previousId) {
            Console.WriteLine("I'm the third step. " + previousId );
            return Task.CompletedTask;
        }

        static Task finalStep(DateTime time)
        {
            Console.WriteLine("I'm the final step. " + time);
            return Task.CompletedTask;
        }
    }
}