Update documentation how to use v-slot in jsx · Issue #85

slot 是Vue 发明的概念，为了完善template 的能力 · slot 是初学者的“噩梦”，特别是：作用域slot · 使用JSX 就容易理解，JSX 本质是js

It's not only verbose, but we're duplicating slot>slot> for every heading level JSX with Vue, getting us back to a syntax that's closer to

vuejs slot Whether to enable object slots syntax It might be useful in JSX, but it will add a lot of _isSlot condition

vue 3 check if slot has content Slot functions can return anything a normal render function can return