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>

posted @ 2020-10-23 16:43    阅读(484)  评论(0)    收藏  举报