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" ); try { var slide = pres ...将形状从源幻灯片的形状集合克隆到新幻灯片。 将修改后的演示文稿保存为 PPTX 文件。 下面的示例向幻灯片添加了一个组形状。 // 实例化...