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....$responseData = "" ; $document = new Document ( $inputFile ); $page...$page = $document -> getPages () -> get_Item ( 1 ); $stampAnnotation...