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.... 将演示文稿保存为PPTX文件。 上述步骤的实现如下所示。 // 实例化一个表示PPTX的Presentation类...save ( "formatText.pptx" , SaveFormat . Pptx ); } finally { if...