.NET 10 開発者向け C# PDFWriter チュートリアル

using IronPdf;

var renderer = new ChromePdfRenderer();

renderer.RenderingOptions.MarginTop = 20;

renderer.RenderingOptions.MarginBottom = 20;

// Load and render each required document section
string termsHtml = await File.ReadAllTextAsync("Templates/terms-v3.2.html");

string disclosureHtml = (await File.ReadAllTextAsync("Templates/privacy-v4.0.html"))
    .Replace("{{CustomerName}}", customer.FullName)
    .Replace("{{EffectiveDate}}", transaction.ClosedAt.ToString("MMMM d, yyyy"));

string confirmationHtml = (await File.ReadAllTextAsync("Templates/account-confirmation.html"))
    .Replace("{{AccountNumber}}", account.Number)
    .Replace("{{CustomerName}}", customer.FullName);

// Create individual PDF objects
PdfDocument termsPdf = renderer.RenderHtmlAsPdf(termsHtml);
PdfDocument disclosurePdf = renderer.RenderHtmlAsPdf(disclosureHtml);
PdfDocument confirmationPdf = renderer.RenderHtmlAsPdf(confirmationHtml);

//Merge the PDFs into a single document
var pdfList = new List<PdfDocument> { termsPdf, disclosurePdf, confirmationPdf };
PdfDocument bundle = PdfDocument.Merge(pdfList);

// 6. Save the final file
bundle.SaveAs($"bundles/{transaction.Id}.pdf");

Imports IronPdf

Dim renderer As New ChromePdfRenderer()

renderer.RenderingOptions.MarginTop = 20

renderer.RenderingOptions.MarginBottom = 20

' Load and render each required document section
Dim termsHtml As String = Await File.ReadAllTextAsync("Templates/terms-v3.2.html")

Dim disclosureHtml As String = (Await File.ReadAllTextAsync("Templates/privacy-v4.0.html")) _
    .Replace("{{CustomerName}}", customer.FullName) _
    .Replace("{{EffectiveDate}}", transaction.ClosedAt.ToString("MMMM d, yyyy"))

Dim confirmationHtml As String = (Await File.ReadAllTextAsync("Templates/account-confirmation.html")) _
    .Replace("{{AccountNumber}}", account.Number) _
    .Replace("{{CustomerName}}", customer.FullName)

' Create individual PDF objects
Dim termsPdf As PdfDocument = renderer.RenderHtmlAsPdf(termsHtml)
Dim disclosurePdf As PdfDocument = renderer.RenderHtmlAsPdf(disclosureHtml)
Dim confirmationPdf As PdfDocument = renderer.RenderHtmlAsPdf(confirmationHtml)

' Merge the PDFs into a single document
Dim pdfList As New List(Of PdfDocument) From {termsPdf, disclosurePdf, confirmationPdf}
Dim bundle As PdfDocument = PdfDocument.Merge(pdfList)

' Save the final file
bundle.SaveAs($"bundles/{transaction.Id}.pdf")

renderer.RenderingOptions.HtmlFooter = new HtmlHeaderFooter
{
    HtmlFragment = @"
        <div style='font-size:9px; color:#555; text-align:center; width:100%;'>
            {page} of {total-pages} &nbsp;|&nbsp; Document Bundle — Confidential
        </div>",
    DrawDividerLine = true
};