11.13 Summary
To build reactive shiny apps…
- Use
*Output
functions to place reactive objects in the UI (webpage) - Use
render*
functions to let R build output objects (on the server)- Render functions are located in
server <- function(input, output) {...})
- R expressions are surrounded by braces,
{}
inrender*
functions - Outputs of
render*
are saved in theoutput
list, with one entry for each reactive object in your app - Reactivity by including an
input
values in arender*
expression
- Render functions are located in
- Often times you will adapt/modify examples that you find online