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How to convert word to html with images using C#, VB.NET

2 mins read

Syncfusion® Essential® DocIO is a .NET Word library used to create, read, and edit Word documents programmatically without Microsoft Word or interop dependencies. Using this library, you can convert Word to HTML with images in C# and VB.NET.

Steps to convert Word to HTML document using C#:

  1. Create a new C# console application project.Create Console application in Visual Studio
  2. Install the Syncfusion.DocIO.WinForms NuGet package as a reference to your .NET Framework applications from NuGet.org.Add DocIO NuGet package reference to the project
  3. Include the following namespaces in the Program.cs file.

C#

using Syncfusion.DocIO;
using Syncfusion.DocIO.DLS;

VB

Imports Syncfusion.DocIO
Imports Syncfusion.DocIO.DLS
  1. Use the following code to convert a Word document to an HTML document with images.

C#

// Loads an existing document
using (WordDocument document = new WordDocument("Sample.docx"))
{
    HTMLExport export = new HTMLExport();
    // Export the Word document image as Base-64 embedded image
    document.SaveOptions.HTMLExportImageAsBase64 = true;
    // Saves the document as HTML file
    export.SaveAsXhtml(document, "WordtoHtml.html");
}

VB

'Loads an existing document
Using document As WordDocument = New WordDocument("Sample.docx")
    Dim export As New HTMLExport()
    'Export the Word document image as Base-64 embedded image
    document.SaveOptions.HTMLExportImageAsBase64 = True
    'Saves the document as an HTML file
    export.SaveAsXhtml(document, "WordtoHtml.html")
End Using

A complete working example of how to convert Word to HTML document with images using C# can be downloaded from convert Word to HTML.zip

Input Word document as follows. Input document

By executing the program, you will get the output HTML document as follows. HTML Document

Take a moment to peruse the documentation, where you can find basic Word document processing options along with features like mail merge, merge and split documents, find and replace text in the Word document, protect the Word documents, and most importantly, PDF and image conversions with code examples.

Explore more about the rich set of Syncfusion® Word Framework features.

Note:

Starting with v16.2.0.x, if you reference Syncfusion® assemblies from a trial setup or from the NuGet feed, include a license key in your projects. Refer to the link to learn about generating and registering the Syncfusion® license key in your application to use the components without a trial message.

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