Update XLTM File via C++

Modify XLTM spreadsheets via your C++ based applications without installing Microsoft Office^®.

For a programmer, who is trying to update XLTM files within C++ application, Aspose.Total for C++ API can help to automate the updating process. It’s a full package of different C++ libraries dealing multiple formats including Microsoft Excel documents. Aspose.Cells for C++ API that is part of Aspose.Total for C++ package makes this modifying process easy. Process of updating the XLTM document is simple by firstly accessing the sheet and then update cell value in excel using C++.

How to Update XLTM File in C++

Load the XLTM file using CreateIWorkbook
Access of relevant Worksheet using GetIWorksheets()->GetObjectByIndex(0) and relevant cell using GetICells()->GetObjectByIndex
Insert new data in the accessed cell using PutValue method
Save the file as .xltm file using Save method by passing the file with path as the parameter

Modification Requirements

For XLTM modification, following system requirements for Windows and Linux systems
Install from command line as nuget install Aspose.Total.Cpp
Or via Package Manager Console of Visual Studio with Install-Package Aspose.Total.Cpp
Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads

Code - Update XLTM File in C++

Explore File Editor Options with C++

Edit CSV (Comma Seperated Values)

Edit TSV (Tab-separated Values)

Edit XLS (Microsoft Excel Binary Format)

Edit XLSB (Excel Binary Workbook)

Edit XLSM (Macro-enabled Spreadsheet)

Edit XLSX (Open XML Workbook)

Edit XLT (Excel 97 - 2003 Template)

Edit XLTM (Excel Macro-Enabled Template)

Edit XLTX (Excel Template)