ByteScout PDF Suite – VB.NET – Load existing pdf document with pdf sdk

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ByteScout PDF Suite – VB.NET – Load existing pdf document with pdf sdk

printable version:
ByteScout-PDF-Suite-VB-NET-Load-existing-pdf-document-with-pdf-sdk.pdf

How to load existing pdf document with pdf sdk in VB.NET and ByteScout PDF Suite

Continuous learning is a crucial part of computer science and this tutorial shows how to load existing pdf document with pdf sdk in VB.NET

An easy to understand sample source code to learn how to load existing pdf document with pdf sdk in VB.NET What is ByteScout PDF Suite? It is the bundle that provides six different SDK libraries to work with PDF from generating rich PDF reports to extracting data from PDF documents and converting them to HTML. This bundle includes PDF (Generator) SDK, PDF Renderer SDK, PDF Extractor SDK, PDF to HTML SDK, PDF Viewer SDK and PDF Generator SDK for Javascript. It can help you to load existing pdf document with pdf sdk in your VB.NET application.

These VB.NET code samples for VB.NET guide developers to speed up coding of the application when using ByteScout PDF Suite. Follow the instructions from scratch to work and copy the VB.NET code. Complete and detailed tutorials and documentation are available along with installed ByteScout PDF Suite if you’d like to learn more about the topic and the details of the API.

Our website gives trial version of ByteScout PDF Suite for free. It also includes documentation and source code samples.

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Program.vb

      Imports Bytescout.PDF

''' <summary>
''' This example demonstrates how to load and modify an existing document.
''' </summary>
Class Program

    Shared Sub Main()

        ' Create new Document object
        Dim pdfDocument = New Document()
        pdfDocument.RegistrationName = "demo"
		pdfDocument.RegistrationKey = "demo"

        '  Load existing document
        pdfDocument.Load("sample.pdf")

        ' Add new page to loaded document
        Dim page As New Page(PaperFormat.A4)
        Dim font As New Font(StandardFonts.Times, 24)
        Dim brush As New SolidBrush()
        page.Canvas.DrawString("New Page", font, brush, 20, 20)
        pdfDocument.Pages.Add(page)

        ' Save document to file
        pdfDocument.Save("result.pdf")

        ' Cleanup 
		pdfDocument.Dispose()

        ' Open document in default PDF viewer app
        Process.Start("result.pdf")

    End Sub

End Class