v-model 值绑定
<!DOCTYPE html>
<html>
<head>
<title>组件</title>
<meta charset="utf-8" />
</head>
<body>
<div id="app">
<h2> 爱好是:{{hobbies}}</h2>
<label v-for="item in origin" :for="item"><!--遍历定义数组内的内容-->
<input type="checkbox" :value="item" :id="item" v-model="hobbies"><!--值绑定 id绑定 双向绑定-->
{{item}}
</label>
</div>
<script src="https://cdn.bootcss.com/vue/2.4.2/vue.min.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.1.0/axios.min.js"></script>
<script>//定义一个Vue组件component
const app=new Vue({
el:"#app",
data:{
message:'你好啊',
isAgree:false,
hobbies:[ ],
origin:['篮球','足球','排球']
}
})
</script>
</body>
</html>

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