countdown_action {countdown}

Perform a Countdown Timer Action in a Shiny App

Description

Performs an action in a countdown timer dynamically in a Shiny app via server logic. You can start, stop, reset, or bump time time (when the timer is running) up or down. See countdown_shiny_example() for an example app demonstrating the usage of countdown_action().

Usage

countdown_action(
  id,
  action = c("start", "stop", "reset", "bumpUp", "bumpDown"),
  session = NULL
)

Arguments

id

A character vector with one or more id values for timers created with countdown() or countdown_fullscreen(). Be sure to set the id value when creating the timer.

action

The action to perform, one of "start", "stop", "reset", "bumpUp", or "bumpDown".

session

The reactive session object for the current Shiny session. In general, only required for expert or unusual use cases.

Value

Invisibly returns the id of the updated countdown timer(s).

See Also

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