shiny_input {shiny.semantic}

Create universal Shiny input binding

Description

Universal binding for Shiny input on custom user interface. Using this function one can create various inputs ranging from text, numerical, date, dropdowns, etc. Value of this input is extracted via jQuery using $().val() function and default exposed as serialized JSON to the Shiny server. If you want to change type of exposed input value specify it via type param. Currently list of supported types is "JSON" (default) and "text".

Usage

shiny_input(input_id, shiny_ui, value = NULL, type = "JSON")

Arguments

input_id

String with name of this input. Access to this input within server code is normal with input[[input_id]].

shiny_ui

UI of HTML component presenting this input to the users. This UI should allow to extract its value with jQuery $().val() function.

value

An optional argument with value that should be set for this input. Can be used to store persisten input valus in dynamic UIs.

type

Type of input value (could be "JSON" or "text").

Examples

library(shiny)
library(shiny.semantic)
# Create a week field
uirender(
  tagList(
    div(class = "ui icon input",
        style = NULL,
        "",
        shiny_input(
          "my_id",
          tags$input(type = "week", name = "my_id", min = NULL, max = NULL),
          value = NULL,
          type = "text"),
        icon("calendar"))
  )
)