Historically this function was used in ui.R files to register a user
interface with Shiny. It is no longer required; simply ensure that the last
expression to be returned from ui.R is a user interface. This function is
kept for backwards compatibility with older applications. It returns the
value that is passed to it.
Usage
shinyUI(ui)
Arguments
ui
A user interace definition
Value
The user interface definition, without modifications or side effects.