xmlns:app="http://schemas.android.com/apk/res-auto" 在NestedScrollView中加:
app:layout_behavior="@string/appbar_scrolling_view_behavior" 如圖所示:
xmlns:app="http://schemas.android.com/apk/res-auto" 在NestedScrollView中加:
app:layout_behavior="@string/appbar_scrolling_view_behavior" 如圖所示: