c# 最终 https的

可获取公司https的

  public static void test2(String url) {

            WebClient wc = new WebClient();
            wc.Encoding = Encoding.UTF8;
            wc.Headers.Add("Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9");
            wc.Headers.Add("Content-Type: application/json");
            wc.Headers.Add("User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36");
            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
           // result = wc.UploadString(url, "POST", data);
            string s = wc.DownloadString(url);
            Console.Write(s);
        }