R Graphical Manual

Last data update: 2014.03.03

R: Take a screenshot of a Shiny app

appshot

R Documentation

Take a screenshot of a Shiny app

Take a screenshot of a Shiny app

appshot(app, file = "webshot.png", ..., port = getOption("shiny.port"),
  envvars = NULL)

`app`	A Shiny app object, or a string naming an app directory.
`file`	Name of output file. Should end with `.png`, `.pdf`, or `.jpeg`.
`...`	Other arguments to pass on to `webshot`.
`port`	Port that Shiny will listen on.
`envvars`	A named character vector or named list of environment variables and values to set for the Shiny app's R process. These will be unset after the process exits. This can be used to pass configuration information to a Shiny app.

if (interactive()) {
  appdir <- system.file("examples", "01_hello", package="shiny")
  appshot(appdir, "01_hello.png")
}