Created
June 2, 2016 06:31
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1st Elm app
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| Detected errors in 1 module. | |
| -- SYNTAX PROBLEM -------------------------------------------------- counter.elm | |
| I ran into something unexpected when parsing your code! | |
| 33| model = 0 | |
| ^ | |
| I am looking for one of the following things: | |
| end of input | |
| whitespace |
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| import Html exposing (Html, button, div, text) | |
| import Html.App as Html | |
| import Html.Events exposing (onClick) | |
| main = | |
| Html.beginnerProgram { model = model, view = view, update = update } | |
| -- MODEL | |
| type alias Model = Int | |
| model : Model | |
| model = | |
| 0 | |
| -- UPDATE | |
| type Msg = Increment | Decrement | Reset | |
| update : Msg -> Model -> Model | |
| update msg model = | |
| case msg of | |
| Increment -> | |
| model + 1 | |
| Decrement -> | |
| model - 1 | |
| Reset -> | |
| model = 0 | |
| -- VIEW | |
| view : Model -> Html Msg | |
| view model = | |
| div [] [ | |
| button [ onClick Decrement ] [ text "-" ] | |
| , div [] [text (toString model)] | |
| , button [onClick Increment][ text "+" ] | |
| , button [onClick Reset][ text "reset" ] | |
| ] |
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