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Aspose.Cells  for .NET

Merge XLSX Formats in C#

Native and high performance XLSX 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 XLSX File Using C#

In order to merge XLSX 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 XLSX 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 XLSX 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 (XLSX) as a parameter.
  • Now you can open and use the XLSX 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 XLSX Files - C#

 

Online XLSX 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.

XLSX What is XLSX File Format

XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.

Read More

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)
XLSM (Spreadsheet File)
XLT (Microsoft Excel Template)
XLTM (Excel Macro-enabled Template)
XLTX (Office OpenXML Excel Template)