Read a cookie

Read a cookie from the input object.

Usage

get_cookie(
  cookie_name,
  missing = NULL,
  session = shiny::getDefaultReactiveDomain()
)

Arguments

cookie_name

The name of the cookie. Can contain any US-ASCII characters except for: the control character, space, a tab, or separator characters like ( ) < > @ , ; : \ " / [ ] ? = { }.

missing

The value to return if the requested cookie does not exist. Defaults to NULL.

session

Shiny session in which the cookies can be found (the default should probably always be used).

Value

A character with the value of the cookie.

Examples

server <- function(input, output, session) {
  get_cookie("my_cookie")
}