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....fileUpload fileUploadListener = "#\{workbook.onFileUpload\}" update = ":ribbon...InputStream ,创建 com.aspose.cells.Workbook 类的实例。只要用户在 Web 浏览器中查看或编辑电...