v-model绑定checkbox。实现双向绑定
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
{{message}}
<input type="checkbox" value="篮球" v-model="hobbiy">篮球
<input type="checkbox" value="足球" v-model="hobbiy">足球
<input type="checkbox" value="排球" v-model="hobbiy">排球
<input type="checkbox" value="乒乓球" v-model="hobbiy">乒乓球
<h2>您的爱好是：{{hobbiy}}</h2>
</div>
<script src="../vue.js"></script>
<script>
const app = new Vue({
el: '#app',
data: {
message: 'hello',
hobbiy: []
}
})
</script>
</body>
</html>