using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Xml;

​

using Hap = HtmlAgilityPack;

​

public class Program

{

    private const String UrlBiKurs = @"http://www.bi.go.id/id/moneter/informasi-kurs/transaksi-bi/Default.aspx";

​

    private const String XpathTable = @"//table[@class=""table1""]";

    public static void Main()

    {

        var doc = (new Hap.HtmlWeb()).Load(UrlBiKurs);

​

        (from table in doc.DocumentNode.SelectNodes(XpathTable)

         where table.Attributes.Contains(@"id")

         from row in table.SelectNodes(@"tr")

         where row.ChildNodes.Count >= 2 && row.ChildNodes.Any(p => p.Name.Equals(@"td"))

         select row)

        .ToList()

        .ForEach(node =>

            Console.WriteLine(

                @"{1}{0}{2}{0}{3}",

                "\t",

                node.ChildNodes[1].ChildNodes[0].InnerText,

                node.ChildNodes[3].ChildNodes[0].InnerText,

                node.ChildNodes[4].ChildNodes[0].InnerText));

​

        doc

            .DocumentNode

            .SelectNodes(XpathTable)

            .Where(table => table.Attributes.Contains(@"id"))

            .SelectMany(table => table.SelectNodes(@"tr"), (table, row) => new { table, row })

            .Where(p => p.row.ChildNodes.Count >= 2 && p.row.ChildNodes.Any(pn => pn.Name.Equals(@"td")))

            .Select(s => s.row)

            .ToList()

            .ForEach(node =>

                Console.WriteLine(

                    @"{1}{0}{2}{0}{3}",

                    "\t",

                    node.ChildNodes[1].ChildNodes[0].InnerText,

                    node.ChildNodes[3].ChildNodes[0].InnerText,

                    node.ChildNodes[4].ChildNodes[0].InnerText));   

    }

}