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....xls,.xlsx,.csv" /> < button id =...下面的示例将打印选项应用于上面示例中创建的文件(PageSetup.xls)。下面的屏幕截图显示了应用新选项之前的默认打印选项。 输入文档...