Furthermore, if you find yourself writing very large and complicated Shiny apps, then look into ‘modularizing Shiny code’. This does not change the functionality but allows to better organise your code. It is possible to separate app.R into two separate scripts: ui.R and server.R. More about getting started with Shiny can found here: You now understand the basic skeleton - that there is a user interface (ui) and a server. STEP 5 (optional): Add animate = TRUE inside sliderInput(). You now have a fully functioning Shiny app and all you had to do was wrap your beautiful plot code inside some ()s, add a sliderInput(), and replace 2007 with input$year. Press Control+Shift+Enter or the “Run App” button. Gapminder %>% filter(year = input $year) %>% ggplot( aes(y = lifeExp, x = continent)) +.
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