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....// Get the range of cells, i.e., A1:C1. Range range = worksheet...cell2Name ); // Merge the cells. range . Merge (); // Saving the Excel...