using System;

using RestSharp;

using Newtonsoft.Json.Linq;

namespace DBDll

{

    public class RestSharpApi

    {

        public static void GetWebResonse(string baseUrl = "https://api.github.com/repos/restsharp/restsharp/releases")

        {

            var client = new RestClient(baseUrl);

            IRestResponse response = client.Execute(new RestRequest());

            //return the formatted json string from a clumsy json string.

            var releases = JArray.Parse(response.Content);

            Console.WriteLine(releases);

        }

    }

}

using Newtonsoft.Json.Linq;

using System;

using System.IO;

using System.Net;

namespace DBDll

{

    public class HttpWebRequestDemo

    {

        public static void HttpWebRequestShow(string baseUrl = "https://api.github.com/repos/restsharp/restsharp/releases")

        {

            var httpRequest = (HttpWebRequest)WebRequest.Create(baseUrl);

            httpRequest.Method = "GET";

            httpRequest.UserAgent = "Mozilla / 5.0(Windows NT 6.1; Win64; x64) AppleWebKit / 537.36(KHTML, like Gecko) Chrome / 58.0.3029.110 Safari / 537.36";

            httpRequest.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;

            var httpResponse = (HttpWebResponse)httpRequest.GetResponse();

            string content = string.Empty;

            using(var responseStream=httpResponse.GetResponseStream())

            {

                using(var sr=new StreamReader(responseStream))

                {

                    content = sr.ReadToEnd();

                }

            }

            Console.WriteLine(content);

        }

    }

}

using System;

using System.IO;

using System.Net.Http;

namespace DBDll

{

    public class HttpClientDemo

    {

        public static void HttpClientShow(string url)

        {

            HttpClient httpClient = new HttpClient();

            var response = httpClient.GetStringAsync(url);

            Console.WriteLine(response.Result);

            string textFile = Directory.GetCurrentDirectory() + "//" + "web.txt";

            using(StreamWriter webWriter=new StreamWriter(textFile,true))

            {

                webWriter.WriteLine(response.Result+"\n");

            }

        }

    }

}

using System;

using ServiceStack;

namespace DBDll

{

    public class ServiceStackDemo

    {

        public static void ServiceStackShow(string url)

        {

            var response= url.GetJsonFromUrl();

            Console.WriteLine(response);

        }

    }

}