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....需要先调用方法 Chart.validateChartLayout() 来填充属性的实际值。...Presentation (); try { var chart = pres . getSlides (). get_Item...