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....-> set_Value ( ObjectExt :: Box < String > ( u "新名称" )); pres...-> set_Value ( ObjectExt :: Box < String > ( u "新名称" )); 设置图表系列填充颜色...