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....in der ersten Folie zu IShape shp = sourcePres . Slides [ 0 ].... Shapes [ 0 ]; if ( shp . Placeholder != null ) { // Hole den...