countdown_app: Launch Countdown Shiny App

In countdown: A Countdown Timer for HTML Presentations, Documents, and Web Apps

Launch Countdown Shiny App

Description

Launches a full screen, interactive countdown timer as a shiny-package app.

Usage

countdown_app(...)

Arguments

...

Arguments passed on to shiny::runApp port The TCP port that the application should listen on. If the port is not specified, and the shiny.port option is set (with options(shiny.port = XX)), then that port will be used. Otherwise, use a random port between 3000:8000, excluding ports that are blocked by Google Chrome for being considered unsafe: 3659, 4045, 5060, 5061, 6000, 6566, 6665:6669 and 6697. Up to twenty random ports will be tried. launch.browser If true, the system's default web browser will be launched automatically after the app is started. Defaults to true in interactive sessions only. The value of this parameter can also be a function to call with the application's URL. host The IPv4 address that the application should listen on. Defaults to the shiny.host option, if set, or "127.0.0.1" if not. See Details. workerId Can generally be ignored. Exists to help some editions of Shiny Server Pro route requests to the correct process. quiet Should Shiny status messages be shown? Defaults to FALSE. test.mode Should the application be launched in test mode? This is only used for recording or running automated tests. Defaults to the shiny.testmode option, or FALSE if the option is not set.

Value

Runs the countdown timer Shiny app in the current R session.

See Also

Other Shiny functions: countdown_action(), countdown_shiny_example(), countdown_update()

Examples

if (interactive()) {
  countdown_app()
}

countdown documentation built on Nov. 15, 2025, 1:07 a.m.