Add Page Numbering in HTML

protected void createPdfButton_Click(object sender, EventArgs e)
{
    // Create a PDF document
    Document pdfDocument = new Document();

    // Set license key received after purchase to use the converter in licensed mode
    // Leave it not set to use the converter in demo mode
    pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

    // Add a PDF page to PDF document
    PdfPage pdfPage = pdfDocument.AddPage();

    try
    {
        // Create the document footer template
        pdfDocument.AddFooterTemplate(50);

        // ----- Add HTML with Page Numbering to Footer -----

        // Create a variable HTML element with page numbering
        string htmlStringWithPageNumbers = htmlWithPageNumbersTextBox.Text;
        string baseUrl = baseUrlTextBox.Text;
        HtmlToPdfVariableElement footerHtmlWithPageNumbers = new HtmlToPdfVariableElement(htmlStringWithPageNumbers, baseUrl);

        // Set the HTML element to fit the container height
        footerHtmlWithPageNumbers.FitHeight = true;

        // Add variable HTML element with page numbering to footer
        pdfDocument.Footer.AddElement(footerHtmlWithPageNumbers);

        // Optionally draw a line at the top of the footer
        if (drawFooterLineCheckBox.Checked)
        {
            float footerWidth = pdfDocument.Footer.Width;

            // Create a line element for the top of the footer
            LineElement footerLine = new LineElement(0, 0, footerWidth, 0);

            // Set line color
            footerLine.ForeColor = Color.Gray;

            // Add line element to the bottom of the footer
            pdfDocument.Footer.AddElement(footerLine);
        }

        // Create a HTML to PDF element to add to document
        HtmlToPdfElement htmlToPdfElement = new HtmlToPdfElement(0, 0, urlTextBox.Text);

        // Optionally set a delay before conversion to allow asynchonous scripts to finish
        htmlToPdfElement.ConversionDelay = 2;

        // Optionally add a space between footer and the page body
        // Leave this option not set for no spacing
        htmlToPdfElement.BottomSpacing = float.Parse(footerSpacingTextBox.Text);

        // Add the HTML to PDF element to document
        // This will raise the PrepareRenderPdfPageEvent event where the header and footer visibilit per page can be changed
        pdfPage.AddElement(htmlToPdfElement);

        // Save the PDF document in a memory buffer
        byte[] outPdfBuffer = pdfDocument.Save();

        // Write the memory buffer in a PDF file// Send the PDF as response to browser

        // Set response content type
        Response.AddHeader("Content-Type", "application/pdf");

        // Instruct the browser to open the PDF file as an attachment or inline
        Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Page_Numbers_in_HTML.pdf; size={0}", outPdfBuffer.Length.ToString()));

        // Write the PDF document buffer to HTTP response
        Response.BinaryWrite(outPdfBuffer);

        // End the HTTP response and stop the current page processing
        Response.End();
    }
    finally
    {
        // Close the PDF document
        pdfDocument.Close();
    }
}

Protected Sub createPdfButton_Click(ByVal sender As Object, ByVal e As EventArgs)
    ' Create a PDF document
    Dim pdfDocument As New Document()

    ' Set license key received after purchase to use the converter in licensed mode
    ' Leave it not set to use the converter in demo mode
    pdfDocument.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c="

    ' Add a PDF page to PDF document
    Dim pdfPage As PdfPage = pdfDocument.AddPage()

    Try
        ' Create the document footer template
        pdfDocument.AddFooterTemplate(50)

        ' ----- Add HTML with Page Numbering to Footer -----

        ' Create a variable HTML element with page numbering
        Dim htmlStringWithPageNumbers As String = htmlWithPageNumbersTextBox.Text
        Dim baseUrl As String = baseUrlTextBox.Text
        Dim footerHtmlWithPageNumbers As New HtmlToPdfVariableElement(htmlStringWithPageNumbers, baseUrl)

        ' Set the HTML element to fit the container height
        footerHtmlWithPageNumbers.FitHeight = True

        ' Add variable HTML element with page numbering to footer
        pdfDocument.Footer.AddElement(footerHtmlWithPageNumbers)

        ' Optionally draw a line at the top of the footer
        If drawFooterLineCheckBox.Checked Then
            Dim footerWidth As Single = pdfDocument.Footer.Width

            ' Create a line element for the top of the footer
            Dim footerLine As New LineElement(0, 0, footerWidth, 0)

            ' Set line color
            footerLine.ForeColor = Color.Gray

            ' Add line element to the bottom of the footer
            pdfDocument.Footer.AddElement(footerLine)
        End If

        ' Create a HTML to PDF element to add to document
        Dim htmlToPdfElement As New HtmlToPdfElement(0, 0, urlTextBox.Text)

        ' Optionally set a delay before conversion to allow asynchonous scripts to finish
        htmlToPdfElement.ConversionDelay = 2

        ' Optionally add a space between footer and the page body
        ' Leave this option not set for no spacing
        htmlToPdfElement.BottomSpacing = Single.Parse(footerSpacingTextBox.Text)

        ' Add the HTML to PDF element to document
        ' This will raise the PrepareRenderPdfPageEvent event where the header and footer visibilit per page can be changed
        pdfPage.AddElement(htmlToPdfElement)

        ' Save the PDF document in a memory buffer
        Dim outPdfBuffer() As Byte = pdfDocument.Save()

        ' Write the memory buffer in a PDF file// Send the PDF as response to browser

        ' Set response content type
        Response.AddHeader("Content-Type", "application/pdf")

        ' Instruct the browser to open the PDF file as an attachment or inline
        Response.AddHeader("Content-Disposition", String.Format("attachment; filename=Page_Numbers_in_HTML.pdf; size={0}", outPdfBuffer.Length.ToString()))

        ' Write the PDF document buffer to HTTP response
        Response.BinaryWrite(outPdfBuffer)

        ' End the HTTP response and stop the current page processing
        Response.End()
    Finally
        ' Close the PDF document
        pdfDocument.Close()
    End Try
End Sub

<!DOCTYPE html>
<html>
<head>
    <title>Add Page Numbering in HTML</title>
</head>
<body style="font-family: 'Times New Roman'; font-size: 14px">
    <table style="width: 100%">
        <tr>
            <td style="font-weight: bold; color: navy">HTML with Page Numbering</td>
            <td rowspan="2"><a href="http://www.evopdf.com">
                <img alt="Logo Image" style="width: 200px" src="img/logo.jpg" /></a></td>
            <td rowspan="2" style="width: 5px"></td>
        </tr>
        <tr>
            <!-- Add Page Numbering in HTML using &p; and &P -->
            <td style="width: 90%">Page <span style="color: navy; font-weight: bold">&p;</span> of <span style="font-size: 16px; color: green; font-weight: bold">&P;</span> pages
            </td>
        </tr>
    </table>
</body>
</html>