QuestPDF添加页码到PDF替代方案对比IronPDF（示例）

using IronPdf;

class Program
{
    static void Main(string[] args)
    {
        // HTML content for the PDF
        var html = "<h1>Hello World!</h1><p>This document was generated using IronPDF</p>";

        // Set up the IronPDF renderer with header for page numbers
        ChromePdfRenderer renderer = new ChromePdfRenderer
        {
            RenderingOptions = 
            {
                HtmlHeader = new HtmlHeaderFooter
                {
                    HtmlFragment = "<center><i>{page} of {total-pages}</i></center>"
                }
            }
        };

        // Render the HTML as a PDF
        PdfDocument pdf = renderer.RenderHtmlAsPdf(html);

        // Save the PDF to a file
        pdf.SaveAs("pageNumbers.pdf");
    }
}

Imports IronPdf

Friend Class Program
	Shared Sub Main(ByVal args() As String)
		' HTML content for the PDF
		Dim html = "<h1>Hello World!</h1><p>This document was generated using IronPDF</p>"

		' Set up the IronPDF renderer with header for page numbers
		Dim renderer As New ChromePdfRenderer With {
			.RenderingOptions = {
				HtmlHeader = New HtmlHeaderFooter With {.HtmlFragment = "<center><i>{page} of {total-pages}</i></center>"}
			}
		}

		' Render the HTML as a PDF
		Dim pdf As PdfDocument = renderer.RenderHtmlAsPdf(html)

		' Save the PDF to a file
		pdf.SaveAs("pageNumbers.pdf")
	End Sub
End Class

using QuestPDF.Fluent;
using QuestPDF.Infrastructure;

class Program
{
    static void Main(string[] args)
    {
        // Set the license type for QuestPDF
        QuestPDF.Settings.License = LicenseType.Community;

        // Create a PDF document using the QuestPDF fluent API
        var document = Document.Create(container =>
        {
            // Define a page with content and a header with page numbers
            container.Page(page =>
            {
                page.Content().Text("Hello, QuestPDF!");

                // Add a centered header with page number and total pages
                page.Header().AlignCenter().Text(text =>
                {
                    text.Span("Page ");
                    text.CurrentPageNumber();
                    text.Span(" of ");
                    text.TotalPages();
                });
            });
        });

        // Generate and save the PDF document
        document.GeneratePdf("QuestPdfOutput.pdf");
    }
}

Imports QuestPDF.Fluent
Imports QuestPDF.Infrastructure

Friend Class Program
	Shared Sub Main(ByVal args() As String)
		' Set the license type for QuestPDF
		QuestPDF.Settings.License = LicenseType.Community

		' Create a PDF document using the QuestPDF fluent API
		Dim document = Document.Create(Sub(container)
			' Define a page with content and a header with page numbers
			container.Page(Sub(page)
				page.Content().Text("Hello, QuestPDF!")

				' Add a centered header with page number and total pages
				page.Header().AlignCenter().Text(Sub(text)
					text.Span("Page ")
					text.CurrentPageNumber()
					text.Span(" of ")
					text.TotalPages()
				End Sub)
			End Sub)
		End Sub)

		' Generate and save the PDF document
		document.GeneratePdf("QuestPdfOutput.pdf")
	End Sub
End Class