![]() 'Get row number and column number of a certain tableĭim column As Integer = table.GetColumnCount()įile.WriteAllText("Table.txt", builder. If tableList Nothing And tableList.Length > 0 Then Return End If Dim f As New SautinSoft.PdfFocus() 'this property is necessary only for registered version 'f.Serial 'XXXXXXXXXXX' f.OpenPdf(FileUpload1.FileBytes) If f.PageCount > 0 Then 'Convert whole PDF to Text (extract text from PDF) Dim text As String f.ToText() 'show text TextBox1.Text Text Else TextBox1. TableList = extractor.ExtractTable(pageIndex) 'Initialize an instance of PdfTableExtractor classĭim extractor As PdfTableExtractor = New PdfTableExtractor(doc)įor pageIndex = 0 To - 1 Step pageIndex 1 Get row number and column number of a certain tableįile.WriteAllText("Table.txt", builder.ToString()) ĭim doc As PdfDocument = New PdfDocument()ĭoc.LoadFromFile("C:\Users\Administrator\Desktop\Table.pdf")ĭim builder As StringBuilder = New StringBuilder() PdfTableExtractor extractor = new PdfTableExtractor(doc) Initialize an instance of PdfTableExtractor class StringBuilder builder = new StringBuilder() ![]() Load the sample PDF a StringBuilder object Loop through the cells in a certain table, and get the cell value via PdfTable.GetText() method. Loop through the pages in the document, and get the table list from a specific page using ExtractTable() method. Create a Document object, and the load the source PDF file. Below are the detailed steps to extract table from a whole PDF document. Spire.PDF offers the PdfTableExtractor.ExtractTable() method to extract tables from a specific page. Or, you can install it directly via NuGet. Installing Spire.PDFįirst of all, you need to download the latest version of Spire.PDF from this link, and manually add the DLL files in your. In this article, I am going to introduce how to extract data from all tables in a PDF document using Spire.PDF for. For example, there is some useful information stored in the tables of a PDF invoice and you want to extract the data for further analysis. If fields.Count > 0 Then For Each field As BaseFormField In fieldsĬonsole.WriteLine( " Name: " field.Name)Ĭonsole.WriteLine( " Type: " "CheckBox")Ĭonsole.WriteLine( " IsChecked: " obj.IsChecked)ĮlseIf TypeOf field Is AFRadioButton ThenĬonsole.WriteLine( " Type: " "RadioButton")Ĭonsole.WriteLine( " Type: " "TextBox")Ĭonsole.WriteLine( " Content: " obj.Text)Ĭonsole.WriteLine( " Type: " "ListBox")Ĭonsole.WriteLine( " Selected Item Index: " obj.SelectedIndexes(0))Ĭonsole.WriteLine( " Type: " "ComboBox")Ĭonsole.WriteLine( " Selected Item Index: " obj.Sometimes you may need to extract table data from PDF documents. VB.NET demo code below can help you retrieve PDF file outline.ĭim inputFilePath As String = Program.RootPath "\\" "1_AF_Filled.pdf" Dim fields As List(Of BaseFormField) = PDFFormHandler.GetFormFields(inputFilePath)Ĭonsole.WriteLine( "Number of Fields: " fields.Count) In order to run the sample code, the following steps would be necessary.ĭemo Code to Retrieve All Form Fields from a PDF File in VB.NET VB demo codes listed below can help you have a quick evaluation of our PDF SDK.ĭLLs: Read and Extract Field Data in VB.NET This page is mainly designed to tell you how to read or retrieve field data from PDF and how to extract and get field data from PDF in VB.NET project. NET PDF SDK is such one provide various of form field edit functions. Generally, for a full-featured PDF software, it should have functions for processing text, image as well as field. EdgePDF: ASP.NET PDF Editor is the best HTML5 PDF Editor andĪSP.NET PDF Viewer based on XDoc.PDF, JQuery, HTML5.
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