updateMetroCheck: Change the value of a checkbox input on the client
In RinteRface/shinyMetroUi: 'shiny' API for the 'Metro 4' Library

Change the value of a checkbox input on the client

1	updateMetroCheck(session, inputId, label = NULL, value = NULL)

`session`	The session object passed to function given to the server.
`inputId`	The id of the input object.
`label`	The label to set for the input object.
`value`	The value to set for the input object.

if (interactive()) {
 library(shiny)
 library(shinyMetroUi)

 shiny::shinyApp(
  ui = metroPage(
    actionButton("go", "Update checkbox"),
    metroCheck(inputId = "checkbox1", label = "Checkbox", labelSide = "right")
  ),
  server = function(input, output, session) {
    observeEvent(input$go, {
      updateMetroCheck(session, inputId = "checkbox1", value = TRUE)
    })
  }
 )
}