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....Create Aspose . Cells Helper Object $ptr = new \COM ( 'Aspose.Cells...$workbook = $ptr -> New ( "Aspose.Cells.Workbook" , array ( $dataDir...