Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....VSTO and Aspose.Cells Contents [ Hide ] Adding Cell Formula VSTO...GetVstoObject ( m_sheet ); //Access cells A1, A2, A3 , A4 Microsoft ....