using IronPdf;
// Disable local disk access or cross-origin requests
Installation.EnableWebSecurity = true;
// Instantiate Renderer
var renderer = new ChromePdfRenderer();
// Create a PDF from a HTML string using C#
var pdf = renderer.RenderHtmlAsPdf("<h1>Hello World</h1>");
// Export to a file or Stream
pdf.SaveAs("output.pdf");
// Advanced Example with HTML Assets
// Load external html assets: Images, CSS and JavaScript.
// An optional BasePath 'C:\site\assets\' is set as the file location to load assets from
var myAdvancedPdf = renderer.RenderHtmlAsPdf("<img src='icons/iron.png'>", @"C:\site\assets\");
myAdvancedPdf.SaveAs("html-with-assets.pdf");
// Remove these
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
using ceTe.DynamicPDF.Merger;
using ceTe.DynamicPDF.Conversion;
// Add this
using IronPdf;
// Remove these
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
using ceTe.DynamicPDF.Merger;
using ceTe.DynamicPDF.Conversion;
// Add this
using IronPdf;
Imports IronPdf
$vbLabelText $csharpLabel
步驟3:配置授權
// Add at application startup (Program.cs or Startup.cs)
IronPdf.License.LicenseKey = "YOUR-LICENSE-KEY";
// Add at application startup (Program.cs or Startup.cs)
IronPdf.License.LicenseKey = "YOUR-LICENSE-KEY";
' Add at application startup (Program.vb or Startup.vb)
IronPdf.License.LicenseKey = "YOUR-LICENSE-KEY"
// NuGet: Install-Package ceTe.DynamicPDF.Converter.NET
// HTML-to-PDF is a separate add-on; CoreSuite alone does not include it.
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.Conversion;
class Program
{
static void Main()
{
string html = "<html><body><h1>Hello World</h1></body></html>";
HtmlConverter converter = new HtmlConverter(html);
converter.Convert("output.pdf");
}
}
// NuGet: Install-Package ceTe.DynamicPDF.Converter.NET
// HTML-to-PDF is a separate add-on; CoreSuite alone does not include it.
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.Conversion;
class Program
{
static void Main()
{
string html = "<html><body><h1>Hello World</h1></body></html>";
HtmlConverter converter = new HtmlConverter(html);
converter.Convert("output.pdf");
}
}
Imports ceTe.DynamicPDF
Imports ceTe.DynamicPDF.Conversion
Class Program
Shared Sub Main()
Dim html As String = "<html><body><h1>Hello World</h1></body></html>"
Dim converter As New HtmlConverter(html)
converter.Convert("output.pdf")
End Sub
End Class
$vbLabelText $csharpLabel
IronPDF實現:
// NuGet: Install-Package IronPdf
using IronPdf;
class Program
{
static void Main()
{
string html = "<html><body><h1>Hello World</h1></body></html>";
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf(html);
pdf.SaveAs("output.pdf");
}
}
// NuGet: Install-Package IronPdf
using IronPdf;
class Program
{
static void Main()
{
string html = "<html><body><h1>Hello World</h1></body></html>";
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf(html);
pdf.SaveAs("output.pdf");
}
}
Imports IronPdf
Class Program
Shared Sub Main()
Dim html As String = "<html><body><h1>Hello World</h1></body></html>"
Dim renderer = New ChromePdfRenderer()
Dim pdf = renderer.RenderHtmlAsPdf(html)
pdf.SaveAs("output.pdf")
End Sub
End Class
// NuGet: Install-Package ceTe.DynamicPDF.CoreSuite.NET
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.Merger;
class Program
{
static void Main()
{
MergeDocument document = new MergeDocument("document1.pdf");
document.Append("document2.pdf");
document.Draw("merged.pdf");
}
}
// NuGet: Install-Package ceTe.DynamicPDF.CoreSuite.NET
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.Merger;
class Program
{
static void Main()
{
MergeDocument document = new MergeDocument("document1.pdf");
document.Append("document2.pdf");
document.Draw("merged.pdf");
}
}
Imports ceTe.DynamicPDF
Imports ceTe.DynamicPDF.Merger
Class Program
Shared Sub Main()
Dim document As New MergeDocument("document1.pdf")
document.Append("document2.pdf")
document.Draw("merged.pdf")
End Sub
End Class
$vbLabelText $csharpLabel
IronPDF實現:
// NuGet: Install-Package IronPdf
using IronPdf;
class Program
{
static void Main()
{
var pdf1 = PdfDocument.FromFile("document1.pdf");
var pdf2 = PdfDocument.FromFile("document2.pdf");
var merged = PdfDocument.Merge(pdf1, pdf2);
merged.SaveAs("merged.pdf");
}
}
// NuGet: Install-Package IronPdf
using IronPdf;
class Program
{
static void Main()
{
var pdf1 = PdfDocument.FromFile("document1.pdf");
var pdf2 = PdfDocument.FromFile("document2.pdf");
var merged = PdfDocument.Merge(pdf1, pdf2);
merged.SaveAs("merged.pdf");
}
}
Imports IronPdf
Class Program
Shared Sub Main()
Dim pdf1 = PdfDocument.FromFile("document1.pdf")
Dim pdf2 = PdfDocument.FromFile("document2.pdf")
Dim merged = PdfDocument.Merge(pdf1, pdf2)
merged.SaveAs("merged.pdf")
End Sub
End Class
// NuGet: Install-Package ceTe.DynamicPDF.CoreSuite.NET
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
class Program
{
static void Main()
{
Document document = new Document();
Page page = new Page(PageSize.Letter);
Label label = new Label("Hello from DynamicPDF!", 0, 0, 504, 100);
page.Elements.Add(label);
document.Pages.Add(page);
document.Draw("output.pdf");
}
}
// NuGet: Install-Package ceTe.DynamicPDF.CoreSuite.NET
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
class Program
{
static void Main()
{
Document document = new Document();
Page page = new Page(PageSize.Letter);
Label label = new Label("Hello from DynamicPDF!", 0, 0, 504, 100);
page.Elements.Add(label);
document.Pages.Add(page);
document.Draw("output.pdf");
}
}
Imports ceTe.DynamicPDF
Imports ceTe.DynamicPDF.PageElements
Class Program
Shared Sub Main()
Dim document As New Document()
Dim page As New Page(PageSize.Letter)
Dim label As New Label("Hello from DynamicPDF!", 0, 0, 504, 100)
page.Elements.Add(label)
document.Pages.Add(page)
document.Draw("output.pdf")
End Sub
End Class
$vbLabelText $csharpLabel
IronPDF實現:
// NuGet: Install-Package IronPdf
using IronPdf;
using IronPdf.Editing;
class Program
{
static void Main()
{
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<html><body></body></html>");
var textStamper = new TextStamper()
{
Text = "Hello from IronPDF!",
FontSize = 20,
VerticalAlignment = VerticalAlignment.Top
};
pdf.ApplyStamp(textStamper);
pdf.SaveAs("output.pdf");
}
}
// NuGet: Install-Package IronPdf
using IronPdf;
using IronPdf.Editing;
class Program
{
static void Main()
{
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<html><body></body></html>");
var textStamper = new TextStamper()
{
Text = "Hello from IronPDF!",
FontSize = 20,
VerticalAlignment = VerticalAlignment.Top
};
pdf.ApplyStamp(textStamper);
pdf.SaveAs("output.pdf");
}
}
Imports IronPdf
Imports IronPdf.Editing
Class Program
Shared Sub Main()
Dim renderer As New ChromePdfRenderer()
Dim pdf = renderer.RenderHtmlAsPdf("<html><body></body></html>")
Dim textStamper As New TextStamper() With {
.Text = "Hello from IronPDF!",
.FontSize = 20,
.VerticalAlignment = VerticalAlignment.Top
}
pdf.ApplyStamp(textStamper)
pdf.SaveAs("output.pdf")
End Sub
End Class
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
using ceTe.DynamicPDF.Merger;
// Generation (requires Generator license)
Document document = new Document();
Page page = new Page(PageSize.A4);
Label title = new Label("Invoice Report", 0, 0, 595, 30, Font.HelveticaBold, 18);
title.Align = TextAlign.Center;
page.Elements.Add(title);
Table2 table = new Table2(40, 60, 515, 500);
// ... complex table setup with columns, rows, cells...
page.Elements.Add(table);
document.Pages.Add(page);
document.Draw("invoice.pdf");
// Merging (requires Merger license)
MergeDocument mergeDoc = new MergeDocument("cover.pdf");
mergeDoc.Append("invoice.pdf");
mergeDoc.Draw("final.pdf");
using ceTe.DynamicPDF;
using ceTe.DynamicPDF.PageElements;
using ceTe.DynamicPDF.Merger;
// Generation (requires Generator license)
Document document = new Document();
Page page = new Page(PageSize.A4);
Label title = new Label("Invoice Report", 0, 0, 595, 30, Font.HelveticaBold, 18);
title.Align = TextAlign.Center;
page.Elements.Add(title);
Table2 table = new Table2(40, 60, 515, 500);
// ... complex table setup with columns, rows, cells...
page.Elements.Add(table);
document.Pages.Add(page);
document.Draw("invoice.pdf");
// Merging (requires Merger license)
MergeDocument mergeDoc = new MergeDocument("cover.pdf");
mergeDoc.Append("invoice.pdf");
mergeDoc.Draw("final.pdf");
Imports ceTe.DynamicPDF
Imports ceTe.DynamicPDF.PageElements
Imports ceTe.DynamicPDF.Merger
' Generation (requires Generator license)
Dim document As New Document()
Dim page As New Page(PageSize.A4)
Dim title As New Label("Invoice Report", 0, 0, 595, 30, Font.HelveticaBold, 18)
title.Align = TextAlign.Center
page.Elements.Add(title)
Dim table As New Table2(40, 60, 515, 500)
' ... complex table setup with columns, rows, cells...
page.Elements.Add(table)
document.Pages.Add(page)
document.Draw("invoice.pdf")
' Merging (requires Merger license)
Dim mergeDoc As New MergeDocument("cover.pdf")
mergeDoc.Append("invoice.pdf")
mergeDoc.Draw("final.pdf")
$vbLabelText $csharpLabel
IronPDF實現:
using IronPdf;
var renderer = new ChromePdfRenderer();
// All features in one library
var html = @"
<html>
<head>
<style>
body { font-family: Helvetica, sans-serif; padding: 40px; }
h1 { text-align: center; font-size: 18pt; }
table { width: 100%; border-collapse: collapse; margin-top: 20px; }
th, td { border: 1px solid #ccc; padding: 8px; }
</style>
</head>
<body>
<h1>Invoice Report</h1>
<table>
<tr><th>Product</th><th>Qty</th><th>Price</th></tr>
<tr><td>Widget</td><td>10</td><td>$99.99</td></tr>
</table>
</body>
</html>";
var invoice = renderer.RenderHtmlAsPdf(html);
// Merging included - no separate license
var cover = PdfDocument.FromFile("cover.pdf");
var final = PdfDocument.Merge(cover, invoice);
final.SaveAs("final.pdf");
using IronPdf;
var renderer = new ChromePdfRenderer();
// All features in one library
var html = @"
<html>
<head>
<style>
body { font-family: Helvetica, sans-serif; padding: 40px; }
h1 { text-align: center; font-size: 18pt; }
table { width: 100%; border-collapse: collapse; margin-top: 20px; }
th, td { border: 1px solid #ccc; padding: 8px; }
</style>
</head>
<body>
<h1>Invoice Report</h1>
<table>
<tr><th>Product</th><th>Qty</th><th>Price</th></tr>
<tr><td>Widget</td><td>10</td><td>$99.99</td></tr>
</table>
</body>
</html>";
var invoice = renderer.RenderHtmlAsPdf(html);
// Merging included - no separate license
var cover = PdfDocument.FromFile("cover.pdf");
var final = PdfDocument.Merge(cover, invoice);
final.SaveAs("final.pdf");
Imports IronPdf
Dim renderer As New ChromePdfRenderer()
' All features in one library
Dim html As String = "
<html>
<head>
<style>
body { font-family: Helvetica, sans-serif; padding: 40px; }
h1 { text-align: center; font-size: 18pt; }
table { width: 100%; border-collapse: collapse; margin-top: 20px; }
th, td { border: 1px solid #ccc; padding: 8px; }
</style>
</head>
<body>
<h1>Invoice Report</h1>
<table>
<tr><th>Product</th><th>Qty</th><th>Price</th></tr>
<tr><td>Widget</td><td>10</td><td>$99.99</td></tr>
</table>
</body>
</html>"
Dim invoice As PdfDocument = renderer.RenderHtmlAsPdf(html)
' Merging included - no separate license
Dim cover As PdfDocument = PdfDocument.FromFile("cover.pdf")
Dim final As PdfDocument = PdfDocument.Merge(cover, invoice)
final.SaveAs("final.pdf")
$vbLabelText $csharpLabel
關鍵遷移注意事項
基於坐標的到HTML/CSS的定位
基本的範式轉變需要將X,Y坐標的定位轉換為基於CSS的佈局:
//DynamicPDF- coordinate-based
var label = new Label("Hello World", 100, 200, 300, 50);
//IronPDF- CSS positioning (if absolute positioning needed)
var html = "<div style='position:absolute; left:100px; top:200px; width:300px;'>Hello World</div>";
//IronPDF- preferred approach (flow-based)
var html = "<div style='margin-left:100px; margin-top:200px;'>Hello World</div>";
//DynamicPDF- coordinate-based
var label = new Label("Hello World", 100, 200, 300, 50);
//IronPDF- CSS positioning (if absolute positioning needed)
var html = "<div style='position:absolute; left:100px; top:200px; width:300px;'>Hello World</div>";
//IronPDF- preferred approach (flow-based)
var html = "<div style='margin-left:100px; margin-top:200px;'>Hello World</div>";
' DynamicPDF- coordinate-based
Dim label = New Label("Hello World", 100, 200, 300, 50)
' IronPDF- CSS positioning (if absolute positioning needed)
Dim html = "<div style='position:absolute; left:100px; top:200px; width:300px;'>Hello World</div>"
' IronPDF- preferred approach (flow-based)
html = "<div style='margin-left:100px; margin-top:200px;'>Hello World</div>"
$vbLabelText $csharpLabel
頁碼語法
DynamicPDF和IronPDF對頁碼使用不同的佔位語法:
//DynamicPDFplaceholders
"Page %%CP%% of %%TP%%"
//IronPDFplaceholders
"Page {page} of {total-pages}"
//DynamicPDFplaceholders
"Page %%CP%% of %%TP%%"
//IronPDFplaceholders
"Page {page} of {total-pages}"
'DynamicPDFplaceholders
"Page %%CP%% of %%TP%%"
'IronPDFplaceholders
"Page {page} of {total-pages}"