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.... set_Item ( 1 , 1 , "Some Text" ); Aspose.Cells Workbook myWorkbook...[ 0 , 0 ]. PutValue ( "Some Text" ); myWorkbook . Save ( fileName...