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....getHeight ()); # 将演示文稿写入磁盘 $pres -> save ( "Legend_out.pptx" , SaveFormat...setMaxValue ( 10 ); $pres -> save ( "output.pptx" , SaveFormat...