C# Program to check if a file exists at a particular URL and download the content

using System;
using System.Net;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            string fileLocation = @"http://TestWebAPI/SampleText/sample.txt";            
            var serverResponse = GetServerResponse(fileLocation);
            Console.WriteLine("URL Validity : {0} \n Server Response : {1}", serverResponse.Item1, serverResponse.Item2);
            Console.ReadKey();
        }

        private static Tuple<bool,string> GetServerResponse(string fileLocation)
        {
            bool isValidURL = true;
            string data = string.Empty;
            using (WebClient client = new WebClient())
            {
                try
                {
                    data = client.DownloadString(fileLocation);
                }catch(WebException weX){
                    isValidURL = !isValidURL;
                    data = weX.Message;
                }
            }
            return Tuple.Create<bool, string>(isValidURL, data);
        }
    }
}