Aspose.Cells  for C++

Merge CSV to XLT via C++

High-speed C++ library for merging CSV to XLT. Use our excel conversion API to develop high-level, platform independent software in C++. This is a professional software solution to import and export Excel, CSV, OpenOffice, PDF, HTML, image, and many other excel formats.

Merge CSV to XLT Using C++

How do I merge CSV to XLT? With Aspose.Cells for C++ library, you can easily merge CSV to XLT programmatically with a few lines of code. Aspose.Cells for C++ is capable of building cross-platform applications with the ability to generate, modify, convert, render and print all Excel files. C++ Excel API not only convert between spreadsheet formats, it can also render Excel files as images, PDF, HTML, ODS, CSV, SVG, JSON, WORD, PPT and more, thus making it a perfect choice to exchange documents in industry-standard formats. You can download its latest version directly, just open NuGet package manager, search for Aspose.Cells.Cpp and install. You may also use the following command from the Package Manager Console.


PM> Install-Package Aspose.Cells.Cpp

Merge CSV to XLT in C++

The following example demonstrates how to merge CSV to XLT in Aspose.Cells for C++.

Follow the easy steps to merge CSV to XLT. Upload your files, call Workbook.Combine method for merging files, and then save it to XLT file. If you develop code in C++, this will be simpler than it sounds. See C++ example that merges CSV to XLT.

Sample Code to Merge CSV to XLT in C++
Select two files
Output format


Workbook wkb(u"Input.xlsx");



How to Merge CSV to XLT via C++

Need to merge CSV to XLT programmatically? A basic document merging and concatenating with Aspose.Cells for C++ APIs can be done with just few lines of code.

  • Install ‘Aspose.Cells for C++’.
  • Add a library reference (import the library) to your C++ project.
  • Load the CSV file with Workbook class.
  • Call the Workbook.Combine method for merging files.
  • Call the Workbook.Save method and pass the output file name as a parameter.
  • Now you can open and use the output file in Microsoft Office, Adobe PDF or any other compatible program.

C++ library to merge CSV to XLT

There are three options to install “Aspose.Cells for C++” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:

  1. Install a NuGet Package . See Documentation
  2. Install the library using Include and lib Folders. See Documentation
  3. Install Aspose.Cells for C++ in Linux. See Documentation

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 C++ Runtime Environment for Windows 32 bit, Windows 64 bit and Linux 64 bit.
  • Add reference to the Aspose.Cells for C++ DLL in your project.

CSV What is CSV File Format?

Files with .csv (Comma Separated Values) extension represent plain text files that contain records of data with comma separated values. Each line in a CSV file is a new record from the set of records contained in the file. Such files are generated when data transfer is intended from one storage system to another. Since all applications can recognize records separated by comma, import of such data files to database is done very conveniently. Almost all spreadsheet applications such as Microsoft Excel or OpenOffice Calc can import CSV without much effort. Data imported from such files is arranged in cells of a spreadsheet for representation to user.

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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.

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Other Supported Merging Formats

Using C++, One can also merge csv to many other file formats including.

Merge CSV to DOCX (Microsoft Word document)
Merge CSV to SQL (Structured Query Language)
Merge CSV to BMP (Bitmap Image)
Merge CSV to EMF (Enhanced Metafile Format)
Merge CSV to GIF (Graphical Interchange Format)
Merge CSV to HTML (Hyper Text Markup Language)
Merge CSV to MD (Markdown Language)
Merge CSV to MHTML (Web Page Archive Format)
Merge CSV to ODS (OpenDocument Spreadsheet File)
Merge CSV to PDF (Portable Document Format)
Merge CSV to PNG (Portable Network Graphics)
Merge CSV to SVG (Scalable Vector Graphics)
Merge CSV to TSV (Tab-Separated Values)
Merge CSV to TXT (Text Document)
Merge CSV to XLS (Excel Binary Format)
Merge CSV to XLSB (Binary Excel Workbook File)
Merge CSV to XLSM (Spreadsheet File)
Merge CSV to XLSX (OOXML Excel File)
Merge CSV to XLT (Microsoft Excel Template)
Merge CSV to XLTM (Excel Macro-enabled Template)
Merge CSV to XLTX (Office OpenXML Excel Template)
Merge CSV to XML (Extensible Markup Language)
Merge CSV to XPS (XML Paper Specifications)
Merge CSV to JSON (JavaScript Object Notation)
Merge CSV to JPEG (JPEG Image)