<template> <div class="app"> <h1>App页面</h1> <h2>{{ msg }}</h2> <input type="text" v-model="msg"> </div> </template> <script setup name="App" lang="ts"> import {ref} from 'vue'; // let msg = ref(""); import useMsgRef from './useMsgRef.ts'; let {msg} = useMsgRef("",2000) </script> <style> </style>
