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....Cells Java添加自定义文档属性,调用 Document 模块的 add_custom_property 方法。...//Retrieve a list of all custom document properties of the Excel file...