How to insert or add a hyperlink in a PDF using C# and VB.NET?
Syncfusion Essential PDF is a .NET PDF library used to create, read, and edit PDF documents. Using this library, you can insert or add a hyperlink in a PDF using C# and VB.NET. Hyperlinks are added to the PDF to navigate to another part of a web page.
Steps to insert or add hyperlink in PDF programmatically:
- Create a new C# console application project.
- Install the Syncfusion.Pdf.WinForms NuGet package as reference to your .NET Framework application from NuGet.org.
- Include the following namespaces in the Program.cs file.
C#
using Syncfusion.Pdf;
using Syncfusion.Pdf.Graphics;
using Syncfusion.Pdf.Interactive;
VB.NET
Imports Syncfusion.Pdf
Imports Syncfusion.Pdf.Graphics
Imports Syncfusion.Pdf.Interactive
- Use the following code snippet to add a hyperlink in the PDF document.
C#
//Create a new PDF document
PdfDocument document = new PdfDocument();
//Add a page to the document
PdfPage page = document.Pages.Add();
//Create the font
PdfFont font = new PdfStandardFont(PdfFontFamily.Helvetica, 12f);
//Create the Text Web Link
PdfTextWebLink textLink = new PdfTextWebLink();
//Set the hyperlink
textLink.Url = "http://www.syncfusion.com";
//Set the link text
textLink.Text = "Syncfusion .NET components and controls";
//Set the font
textLink.Font = font;
//Draw the hyperlink in PDF page
textLink.DrawTextWebLink(page, new PointF(10, 40));
//Save the document
document.Save("Hyperlink.pdf");
//Close the document
document.Close(true);
//This will open the PDF file so, the result will be seen in default PDF viewer
Process.Start("Hyperlink.pdf");
VB.NET
'Create a new PDF document
Dim document As New PdfDocument()
'Add a page to the document
Dim page As PdfPage = document.Pages.Add()
'Create the font
Dim font As PdfFont = New PdfStandardFont(PdfFontFamily.Helvetica, 12.0F)
'Create the Text Web Link
Dim textLink As New PdfTextWebLink()
'Set the hyperlink
textLink.Url = "http://www.syncfusion.com"
'Set the link text
textLink.Text = "Syncfusion .NET components and controls"
'Set the font
textLink.Font = font
'Draw the hyperlink in PDF page
textLink.DrawTextWebLink(page, New PointF(10, 40))
'Save the document
document.Save("Hyperlink.pdf")
'Close the document
document.Close(True)
'This will open the PDF file so, the result will be seen in default PDF viewer
Process.Start("Hyperlink.pdf")
A complete working sample can be downloaded from HyperlinkSample.zip.
By executing the program, you will get the PDF document as follows. 
Take a moment to peruse the documentation, where you can find options like add hyperlink for web and internal and external document navigation. Also, the features like add bookmarks in the PDF document, named destination, and interactive annotations with code examples.
Refer here to explore the rich set of Syncfusion Essential PDF features.
Starting with v16.2.0.x, if you reference Syncfusion assemblies from trial setup or from the NuGet feed, include a license key in your projects. Refer to link to learn about generating and registering Syncfusion license key in your application to use the components without trail message.
Conclusion
I hope you enjoyed learning about how to insert or add a hyperlink in a PDF using C# and VB.NET.
You can refer to our WinForms PDF feature tour page to know about its other groundbreaking feature representations and documentation, and how to quickly get started for configuration specifications.
For current customers, you can check out our components from the License and Downloads page. If you are new to Syncfusion, you can try our 30-day free trial to check out our other controls.
If you have any queries or require clarifications, please let us know in the comments section below. You can also contact us through our support forums, Direct-Trac, or feedback portal. We are always happy to assist you!
