为什么我的Hello Vue在浏览器加载不出来

来源：1-2 hello world

慕盖茨8500022

2023-01-29 21:31:02

相关代码：

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- 引入Vue核心文件 -->
    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
</head>
<body>
    <!-- 在body中设置一个标签 Vue会控制该标签-->
    <div class="app">
        {{msg}}
    </div>

    <script>
        Vue.createApp({
            date(){
                return{
                    msg:'Hello Vue'
                }
            }
        }).mount('.app')
    </script>
</body>
</html>

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