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// 你的答案
<script setup>
import { ref } from "vue"
const msg = ref("你好！")
</script>
<template>
<div>
<h1>{{msg}}</h1>
</div>
</template>
{{ message }}
// 你的答案
<script setup>
import { ref } from "vue"
const msg = ref("你好！")
</script>
<template>
<div>
<h1>{{msg}}</h1>
</div>
</template>