SelectPdf for .NET - Partial Page Conversion with Html to Pdf Converter - VB.NET / ASP.NET MVC Sample

This sample shows how the html to pdf converter can be used to convert only a section of a web page using SelectPdf Pdf Library for .NET.

The section of the page that will be converted is identified using the element id.


Render element with ID:

Sample Code VB.NET

Imports SelectPdf

Namespace Controllers
    Public Class PartialConversionController
        Inherits Controller

        ' GET: PartialConversion
        Public Function Index() As ActionResult
            Return View()
        End Function

        Public Function SubmitAction(collection As FormCollection) As ActionResult
            ' instantiate a html to pdf converter object
            Dim converter As New HtmlToPdf()

            ' specify the id of the section that will be converted to pdf
            If Not String.IsNullOrEmpty(collection("TxtElements")) Then
                converter.Options.VisibleWebElementId = collection("TxtElements")
            End If

            ' create a new pdf document converting an url
            Dim doc As PdfDocument = converter.ConvertUrl(collection("TxtUrl"))

            ' save pdf document
            Dim pdf As Byte() = doc.Save()

            ' close pdf document

            ' return resulted pdf document
            Dim fileResult As FileResult = New FileContentResult(pdf, "application/pdf")
            fileResult.FileDownloadName = "Document.pdf"
            Return fileResult
        End Function
    End Class
End Namespace