Async Sample

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AsyncConsoleApplication
{
    class Program
    {
        static void Main(string[] args)
        {
            A1Class a1 = new A1Class();
            a1.Method1();
            Console.ReadLine();
        }
    }

    public class A1Class
    {
        public void Method1()
        {
            Console.WriteLine("Method1 Start");

            this.Method2();

            Console.WriteLine("Method1 End");
        }

        public async void Method2()
        {
            Console.WriteLine("Method2 Start");

            await Task.Run(
             () => {
                 int i = 0;
                 while (i < 10) {
                     ++i;
                     Console.WriteLine(i.ToString());
                 }
             });

            Console.WriteLine("Method2 End");
        }
    }
}