Since the Shiny framework is such an awesome and powerful tool, a lot of people, and of course, the creators of RStudio and Shiny have built several packages around it that are enormously extending the existing functionalities of Shiny. These almost infinite possibilities of technical and visual individualization, which are possible by deeply checking the Shiny ecosystem, would certainly go beyond the scope of this chapter. Therefore, we are presenting only a few important directions to give a first impression.
In this chapter, you have learned how to build a Shiny app consisting of two files: the server.R and the ui.R. To include every aspect, we first want to point out that it is also possible to create a single file Shiny app. To do so, create a file called app.R. In this file, you can include both the server.R and the ui.R file. Furthermore, you can include global variables, data, and more. If you build larger Shiny apps with...