问题描述
有什么方法可以订阅DOMSubtreeModified
事件吗?
module Subscriptions.Suscription exposing (subscriptions)
import Html.Events exposing (on)
import Json.Decode as Decode
import Models.MyModels exposing (MyModel)
import Update.Messages exposing (Msg(..))
subscriptions : MyModel -> Sub Msg
subscriptions model =
on "DOMSubtreeModified" (Decode.succeed (MyMSg model 0))
我收到以下错误:
This `on` call produces:
Html.Attribute Msg
But the type annotation on `subscriptions` says it should be:
Sub Msg
解决方法
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