timestamp: Add a timestamp to any signal.

In hadley/shinySignals: Stream functions from shiny.

Description

Add a timestamp to any signal.

Usage

timestamp(signal)

Arguments

signal

Input signal

Value

A reactive list: the first element is a timestamp (a POSIXct), the second element is the signal.

Examples

shinyApp(
  ui = fluidPage(textOutput("tick"), textOutput("time")),
  server = function(input, output) {
    tick <- fps(10) %>% timestamp()
    output$tick <- renderText(tick()[[1]])
    output$time <- renderText(tick()[[2]])
  }
)

hadley/shinySignals documentation built on May 17, 2019, 12:47 p.m.