Elm:
HTTP 요청 보내기

import Http
import Json.Decode exposing (Decoder, string)

type Msg
    = GotData (Result Http.Error String)

-- define your decoder
decoder : Decoder String
decoder =
    string

-- create an HTTP request
getRequest : Cmd Msg
getRequest =
    Http.get
        { url = "http://example.com/data"
        , expect = Http.expectJson GotData decoder
        }

-- sample output for a successful request
GotData (Ok "Your string data here")

-- sample output for a failed request
GotData (Err Http.BadStatus { status = 404, body = "Not Found" })