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MHT File Viewer for .NET
View Excel & OpenOffice spreadsheets such as MHT without requiring Microsoft Excel or Office Automation.
Aspose.Cells for .NET
Overview
How to View MHT File Using C#
In order to view MHT file, we’ll use Aspose.Cells for .NET API which is a feature-rich, powerful and easy to use API for C# platform to be used with any Viewer. Open NuGet package manager, search for Aspose.Cells and install. You may also use the following command from the Package Manager Console.
Package Manager Console Command
PM> Install-Package Aspose.Cells
Steps to View MHT via C#
Aspose.Cells makes it easy for the developers to view the MHT file with just few lines of code.
- Load the MHT file in an instance of Workbook
- Create an instance of HtmlSaveOptions & set ExportHeadings property to true
- Save the MHT file in HTML format using Workbook.Save method
- Load resultant HTML in default browser with Process.Start
System Requirements
Aspose.Cells for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.
- Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms
- Development environment like Microsoft Visual Studio
- Add reference to the Aspose.Cells for .NET DLL in your project
C# example code to view MHT file
string output = System.IO.Path.GetTempPath() + Guid.NewGuid().ToString() + ".html";
// load the MHT file in an instance of Workbook
var book = new Aspose.Cells.Workbook("template.mht");
// create an instance of HtmlSaveOptions & set ExportHeadings property to true
var options = new Aspose.Cells.HtmlSaveOptions();
options.ExportHeadings = true;
// save the MHT file in HTML format
book.Save(output, options);
// load resultant HTML in default browser
System.Diagnostics.Process.Start(output);
Aspose.Cells API can be used to create, edit, convert and render Microsoft Excel formats to different formats. Moreover, it can be used for comprehensive charting, scalable reporting and reliable calculations within software applications. Aspose.Cells is a standalone API and it does not require any software like Microsoft or OpenOffice.