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Counter.gren
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module Counter exposing ( main )
import Browser
import Html exposing ( Html )
import Html.Attributes as Attribute
import Html.Events as Event
import Layout exposing ( box, cluster )
main =
Browser.sandbox
{ init = init
, update = update
, view = view
}
type alias Model =
Int
init : Model
init =
0
type Msg
= Clicked
update : Msg -> Model -> Model
update msg model =
case msg of
Clicked ->
model + 1
view : Model -> Html Msg
view model =
Html.div
[]
[ box
[ cluster
[ Html.input
[ Attribute.readonly True
, Attribute.value
<| String.fromInt model
]
[]
, Html.button
[ Event.onClick Clicked
]
[ Html.text "Count"
]
]
]
]