Mastering Slots in 3 for Flexible Component Templates

I have a Vue 3 cli-service app, that uses composition API components with slots The HelloWorld component renders the slots it receives in a div

If I write this in the entry file, there will be a warning if I change () => In this case, my component cannot be loaded, please give a

gonzo''s quest megaways slot review value) passed to a component1646 {1647 warn;1649 }

dragons luck megaways slot Non-function value encountered for default slot Prefer function slots问题原因：Vue3 使用h函数推荐使用函数式插槽，以便获得更佳的性能。