22 - 自定义元素

[a993897020]

// 你的答案
<script setup lang='ts'>

import { onMounted,defineCustomElement,h  } from "vue"

/**
 * Implement the code to create a custom element.
 * Make the output of page show "Hello Vue.js".
*/
const VueJs=defineCustomElement({
  props: {message:String},
  render(){
    return h('div',null,this.message)
  }
})
customElements.define('vue-js', VueJs)

onMounted(() => {
  document.getElementById("app")!.innerHTML = "<vue-js message=\"Hello Vue.js\"></vue-js>"
})

</script>

<template>
  <div id="app">
  	<vue-js></vue-js>
  </div>
</template>