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Aspose.Cells  for .NET

Merge XLSM Formats in C#

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

How to Merge XLSM File Using C#

In order to merge XLSM file, we’ll use Aspose.Cells for .NET API which is a feature-rich, powerful and easy to use document manipulation and merging API for C# platform. 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 Merging XLSM Files in C#

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

  • Load all the XLSM files with full path.
  • Make one document as the base file
  • Call the relevant method for concatenating and merging files one by one.
  • Call the Save() method and pass the file name (full path) and format (XLSM) as a parameter.
  • Now you can open and use the XLSM file in Microsoft Office, Adobe PDF or any other compatible program.

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, 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
 

Merge XLSM Files - C#

 

Online XLSM Merger Live Demos

About Aspose.Cells for .NET API

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.

XLSM What is XLSM File Format?

Files with XLSM extension is a type of Spreadsheet files that support Macros. From application point of view, a Macro is set of instructions that are used for automating processes. A macro is used to record the steps that are performed repeatedly and facilitates performing the actions by running the macro again. Macros are programmed with Microsoft's Visual Basic for Applications (VBA) from within the Excel Workbook using the Visual Basic Editor and can be run/debug directly from there.

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Other Supported Merging Formats

Using C#, One can also merge many other file formats including.

CSV (Comma Separated Values)
HTML (Hyper Text Markup Language)
MHTML (Web Page Archive Format)
ODS (OpenDocument Spreadsheet File)
TSV (Tab-Separated Values)
TXT (Text Document)
XLS (Excel Binary Format)
XLSB (Binary Excel Workbook File)
XLSX (OOXML Excel File)
XLT (Microsoft Excel Template)
XLTM (Excel Macro-enabled Template)
XLTX (Office OpenXML Excel Template)