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.... 创建 Presentation 类的实例。 在幻灯片上添加簇状柱形图。 访问第一个图表系列。...auto presentation = System :: MakeObject < Presentation > ();...