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.... Workbook wbk = new Workbook (); //Create a Worksheet...addMergedRegion 合并单元格。 Java Workbook wb = new HSSFWorkbook (); Sheet sheet...