Check to see if Slot is Filled

So if you're a complete newbie to Vue, I'd suggest you check out the Vue docs first: It is a Vue component that has an additional slot

vue to direct the content to the right slot : h1> Test Yourself With Exercises Exercise: If a component 'CompOne' has two slots, like this:

vue 3 slot props The initial hasContent: true ensures the component is fully rendered before determining if the slot was empty

vue3 slot用法 Note: This is a useful workaround when you need to make sure that the slot> is never empty, but don't have a reliable v-if on the parent (