从网页中提取数据

问题描述

我想从网页中提取数据。我拉了数据网页的第一页，但我没有拉数据第二页。我必须拉第二页的数据。你能帮助我吗。 Fisrt页面代码：

I want to pull data from web pages. I pulled data web page's firt page but I don't pull datas second page. I must pull second page's datas. Can you help me. Fisrt page code:

static void Main(string[] args)
        {
            WebRequest wRequest = WebRequest.Create("http://www.posta.com.tr/");
            WebResponse GelenCevap = wRequest.GetResponse();

            string kaynak;
            StreamReader reader = new StreamReader(GelenCevap.GetResponseStream(), Encoding.UTF8);
            kaynak = reader.ReadToEnd();

            HtmlDocument dokuman = new HtmlDocument();
            dokuman.LoadHtml(kaynak);

            HtmlNode nesne = dokuman.DocumentNode;

            var baslikListesi = nesne.Descendants("div").Where(a => a.GetAttributeValue("class", "") == "list4").ToList();

            HtmlNodeCollection icerikler = dokuman.DocumentNode.SelectNodes("//div[@class=\"detailSpot\"]");


            List<string> liste=new List<string>();
            foreach (var baslik in baslikListesi)
            {
                liste.Add(baslik.InnerText);
            }
            for (int i = 0; i < liste.Count; i++)
            {
                Console.WriteLine(liste[i]);

            }
            Console.WriteLine(icerikler);
            Console.ReadLine();
        }

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