<!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">
{{msg}} {{age}} {{jsonval}} {{'abcd'}}
<h1 v-on:click="fn()">{{ flag?'你真棒':'你还需要努力' }}</h1>
</div>
<script src="./vue2.6.14.js"></script>
<script>
let vm = new Vue({
el: "#app",
data: {
msg: '欢迎来到vuejs的世界',
age: '11',
jsonval: {
"username": "张三",
"age": 18
},
flag: false,
},
methods: {
fn() {
alert('操作成功')
}
}
});
</script>
</body>
</html>