library(shiny)
library(shinyinvoer)
ui <- fluidPage(
uiOutput("the_input"),
verbatimTextOutput("the_output"),
checkboxInput('the_update', 'Change value to 10')
)
server <- function(input, output, session) {
output$the_input <- renderUI({
numberInput(inputId="numeric", label="Choose font size (px)", min=0, max=15, value=7)
})
output$the_output <- renderPrint({
input$numeric
})
observe({
if (input$the_update) {
updateNumberInput(session, inputId="numeric", value=10)
}
})
}
shinyApp(ui, server)
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