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....Hide ] 更改演示文稿和形状文本的语言 创建一个 Presentation 类的实例。 通过使用其索引获取幻灯片的引用。 向幻灯片添加一个类型为...上述步骤的实现如下所示示例。 Presentation pres = new Presentation ( "test.pptx"...