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....pptm" ); try { // 访问演示文稿中的第一张幻灯片..."withActiveX-edited_java.pptm" , SaveFormat . Pptm ); // 移除控件 pres ....