<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
</head>
<body>
    <div id="vueApp">
        <h1>v-model语法糖处理用户输入</h1>
        <h3>{{inputText}}</h3>
        <input v-model="inputText">
    </div>
</body>
<script>
    let vueApp=new Vue({
        el:"#vueApp",
        data:{
            inputText:"请您输入相关信息" ,
        },
    });
</script>
</html>