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....此外,应将文件保存为Excel97至2003或Xlsx格式,因为高级保护设置只支持Excel XP及更高版本。...path . join ( dataDir , "Book1.xlsx" ); // Loads the workbook which...