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....pptx" ); //第一种方法 byte [] imageData..."presentation_out.pptx" , SaveFormat . Pptx ); 为保留页面编号而保存幻灯片添加的方法...