Mustache

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可以通过Mustache语法(也就是双大括号),将data中的文本数据,插入到HTML

mustache语法,不仅可以直接写变量,也可以写简单的表达式

<!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>
</head>
<body>
    <div id="app">
       <h2>{{message}}</h2>
       <h2>{{message}},what's your name</h2>
       <!--表达式 -->
       <h2>{{firstName + lastName}}</h2>
       <h2>{{firstName + ' ' + lastName}}</h2>
       <h2>{{firstName}} {{lastName}}</h2>
       <h2>{{counter * 2}}</h2>
    </div>
    <script  src="../js/vue.js"></script>
    <script>
        const app = new Vue({
            el: '#app',
            data: {
                message: 'hello',
                firstName: 'start',
                lastName: 'write',
                counter: 80
            }
        }) 
    </script>
</body>
</html>