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Shiny dynamic UI elements
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library(shiny) | |
server <- function(input, output) { | |
output$input_ui <- renderUI({ | |
num <- as.integer(input$num) | |
lapply(1:num, function(i) { | |
numericInput(paste0("n_input_", i), label = paste0("n_input", i), value = 0) | |
}) | |
}) | |
output$table <- renderTable({ | |
num <- as.integer(input$num) | |
data.frame(lapply(1:num, function(i) { | |
input[[paste0("n_input_", i)]] | |
})) | |
}) | |
} | |
ui <- fluidPage( | |
sidebarLayout( | |
sidebarPanel( | |
selectInput("num", "select number of inputs", choices = seq(1,10,1)) | |
), | |
mainPanel( | |
uiOutput("input_ui"), | |
tableOutput("table") | |
) | |
) | |
) | |
shinyApp(ui = ui, server = server) |
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