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Edit XLT Formats in C#

Native and high performance XLT document editing using server-side Aspose.Cells for .NET APIs, without the use of any software like Microsoft or Adobe PDF.

How to Edit XLT File Using C#

In order to edit XLT file, we’ll use Aspose.Cells for .NET API which is a feature-rich, powerful and easy to use API for C# platform for any editor. Open NuGet package manager, search for Aspose.Cells and install. You may also use the following command from the Package Manager Console.

Command
PM> Install-Package Aspose.Cells

Steps for Editing XLT Files in C#

A basic document editing with Aspose.Cells for .NET APIs can be done with just few lines of code.

Include the namespace in your class file
Load your sample file.
Add and access the new worksheet of the workbook.
Get the desired cell(s) of the worksheet and put the value in the cell(s).
Insert PivotTable and set the style
Use Save method to save the workbook as XLT file.

System Requirements

Our APIs are supported on all major platforms and Operating Systems. Before executing the code below, please make sure that you have the following prerequisites on your system.

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 - Install from NuGet using the Download button above

Edit XLT Files - C#

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.

Online XLT Editor Live Demos

Edit XLT documents right now by visiting our Live Demos website . The live demo has the following benefits

No need to download Aspose API.

No need to write any code.

Just upload your XLT files, Use online editor for editing instantly.

Then save and download.

XLT What is XLT File Format?

Files with .XLT extension are template files created with Microsoft Excel which is a spreadsheet application which comes as part of Microsoft Office suite. Microsoft Office 97-2003 supported creating new XLT files as well as opening these. The latest version of Excel is still capable of opening this old format template files. Such a template file is used to quickly create new Excel files with default data and settings such as page formatting, font size, margins, charts, etc which can be further saved as new .XLS files.