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....IDocumentProperties ,该类表示与演示文稿文件关联的文档属性,通过 Presentation.DocumentProperties 属性访问。...属性访问。 开发人员可以使用 Presentation 对象公开的 IDocumentProperties 属性来访问演示文稿文件的文档属性,如下所述:...