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.... Text = "幻灯片标题" ; //设置副标题文本 slide...2 ]. TextFrame . TextRange . Text = "幻灯片标题副标题" ; //将输出写入磁盘 pres...