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....worksheet_to_mhtml() des Converter-Moduls auf. Ruby-Code def...workbook . save ( @data_dir + "convert.mht" , sv ) puts "MHTML saved...