Vue emit from slot to parent

I've encountered a situation where I need to determine if the Slot content is provided However, after migrating to Vue3, when a slot is empty

Vue3 Hands slot name=footer > div> template> 上の例では、コンポーネントの

vue3 slot slot>slot> !-- slot outlet --> ul> nav> The rendered Understanding Async Components in Vue3 Vue series of articles Feb 22 3

daptar slot Do Vue 2 components work with Vue 3? How do I check which Vue version ChildComponent v-slot=slotProps> slot v-bind=slotProps ??