How to update button labels in R Shiny?

Question

The R Shiny website has a great example of how to update the labels and values of a variety of input types based on user input. However, I couldn\'t find anything for butto

Answer 1

updateActionButton:

ui <- fluidPage(
  actionButton('someButton', ""),
  textInput("newLabel", "new Button Label:", value = "some label")
)

server <- function(input, output, session) {

  observeEvent(input$newLabel, {
    updateActionButton(session, "someButton", label = input$newLabel)
  })
}

shinyApp(ui, server)