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How to convert HTML string to PDF using C#?

2 mins read

The Syncfusion HTML to PDF Converter is a .NET library for converting webpages, SVG, MHTML, and  HTML to PDF using C#. It is reliable and accurate. The result preserves all graphics, texts, fonts and the layout of the original HTML document or webpage.

Using this library, you can convert HTML string to PDF document using C#.

Steps to convert HTML string to PDF programmatically:

  1. Create a new C# Windows Forms application project. Create new Windows Forms application
  2. Install the Syncfusion.HtmlToPdfConverter.WinForms NuGet package as reference to your .NET Framework application from NuGet.org.

NuGet package reference

  1.  Include the following namespaces in the Form1.Designer.cs file.

C#

using Syncfusion.HtmlConverter;
using Syncfusion.Pdf;
using System.IO;
  1. Use the following code snippet to convert HTML string to PDF document.

C#

//Initialize HTML to PDF converter 
HtmlToPdfConverter htmlConverter = new HtmlToPdfConverter();
 
//Set HTML string and Base URL 
string htmlText = "<html><body Align='Left'></br><p> <font size='12'>Hello World</p></font> </body></html>";
string baseUrl = string.Empty;
 
//Convert HTML string to PDF
PdfDocument document = htmlConverter.Convert(htmlText, baseUrl);
 
//Save and close the PDF document 
document.Save("Output.pdf");
document.Close(true);
 
//This will open the PDF file so, the result will be seen in default PDF viewer 
Process.Start("Output.pdf");

 

A complete working sample can be downloaded from HTMLStringtoPDF_Sample.zip.

By executing the program, you will get the PDF document as follows. Output PDF document

Take a moment to peruse the documentation, where you can find converting HTML pages to PDF document along with respective customization options and features.

Refer here to explore the rich set of Syncfusion Essential PDF features.

An online sample link for Converting HTML to PDF.

Note:

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.

 

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