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StartHello.elm
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module Main exposing (..)
import VirtualDom.Element exposing (Element, column, label, program)
import VirtualDom.Attributes as Attributes
import Task
main : Program Never Model Msg
main =
program
{ init = init
, update = update
, subscriptions = \_ -> Sub.none
, view = view
}
-- MODEL
type alias Model =
String
init : ( Model, Cmd Msg )
init =
( "", send Start )
-- UPDATE
type Msg
= Start
update : Msg -> Model -> ( Model, Cmd Msg )
update msg model =
case msg of
Start ->
( "Hello", Cmd.none )
send : msg -> Cmd msg
send msg =
Task.succeed msg
|> Task.perform identity
-- VIEW
view : Model -> Element msg
view model =
column
[ Attributes.flexGrow 1
, Attributes.justifyContent "center"
, Attributes.alignItems "center"
]
[ label [ Attributes.text model ]
]