Edit HTML in C#

Edit HTML documents in C# using Aspose.Slides for .NET.

Aspose.Slidesfor .NET

Edit HTML in C#

Using Aspose.Slides for .NET , you can update text imported from an HTML document with a few lines of C# code.

C# code for editing HTML

using var presentation = new Presentation();
presentation.Slides.RemoveAt(0);
presentation.Slides.AddFromHtml("page.html");

var slide = presentation.Slides[0];

if (slide.Shapes[0] is IAutoShape shape && shape.TextFrame is not null)
{
    shape.TextFrame.Text = "New text";
}

presentation.Save("page.html", SaveFormat.Html);

Edit HTML Using Aspose.Slides

Aspose.Slides for .NET can load HTML into a presentation, update slide content, and save the result back to HTML.

How to Edit HTML

  1. Create a Presentation object.
  2. Load HTML content with AddFromHtml.
  3. Access the target slide and shape through variables.
  4. Update the text through TextFrame and save with SaveFormat.Html.

Built with Aspose.Slides

Edit PPTX Files Online

The free Aspose.Slides Editor app is built with Aspose.Slides for .NET, the same API as the code above. Open it and see what the API can do with your own PPTX files.

  • Runs in your browser, nothing to install.
  • See how Aspose.Slides handles your files before you write code.
  • Upload your PPTX files and edit them instantly.
  • Save and download the edited file.
Open Aspose.Slides Editor All free apps

Edit other files

You can also edit files in other formats