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documentnode selectsinglenode vb.net
Terrible Turkey
on Mar 20, 2021
Dim webClient As WebClient = New WebClient() Dim page As String = webClient.DownloadString("https://www.psx.com.pk/market-summary/") Dim doc As HtmlAgilityPack.HtmlDocument = New HtmlAgilityPack.HtmlDocument() doc.LoadHtml(page) Dim lstNode As List(Of HtmlNode) = New List(Of HtmlNode) Dim lstName As List(Of String) = New List(Of String) Dim lstTable As List(Of DataTable) = New List(Of DataTable) For Each thed As HtmlNode In doc.DocumentNode.SelectNodes("//thead") lstNode.Add(thed.ParentNode) Dim text = thed.SelectSingleNode("tr").SelectSingleNode("th").SelectSingleNode("h4").InnerText Console.WriteLine(text) lstName.Add(text) Next For i As Integer = 0 To lstNode.Count - 1 Dim dt As DataTable = New DataTable dt.TableName = lstName(i) For Each trNode As HtmlNode In lstNode(i).SelectNodes("tr") If trNode.Attributes("class") Is Nothing Then For Each colNode As HtmlNode In trNode.SelectNodes("td") dt.Columns.Add(colNode.InnerText) Next Else Dim j As Integer = 0 Dim row As DataRow = dt.NewRow() For Each rowNode As HtmlNode In trNode.SelectNodes("td") row(j) = rowNode.InnerText j += 1 Next dt.Rows.Add(row) End If Next lstTable.Add(dt) NextSource: docs.microsoft.com
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