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....described in Working with Paragraphs and Working with Text Portions...n.pptx/slides/1/shapes/1/paragraphs/1/portions/1?subshape=1/nodes/1"...