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• slot
• 父组件向子组件传递数据

匿名插槽–直接写

具名插槽–指定名称

父组件中

子组件中：

代码

App.vue

<template><h2>App.vue</h2><!-- 匿名插槽 --><Header><a href="1234567890.com">1234567890</a></Header><!-- 具名插槽 --><Footer><template v-slot:url><a href="abcdefg.com">abcdefg</a></template></Footer></template><script setup>
import { ref, reactive, provide } from "vue";import Header from "./components/Header.vue";
import Footer from "./components/Footer.vue";</script><style lang="scss" scoped></style>

Header.vue

<template><h2>Header.vue</h2><slot/>
</template><script setup>
import { inject } from 'vue'</script><style lang="scss" scoped></style>

Foot.vue

<template><h2>Footer.vue</h2><slot name="url"/>
</template><script setup></script><style lang="scss" scoped></style>

参考

https://www.bilibili.com/video/BV1nV411Q7RX