<div id="app">
<select name="" id="" class="form-control" v-model="selected">
<option value="" disabled>請選擇</option>
<option value="小明">小明</option>
<option value="小美">小美</option>
</select>
<div>今天誰是值日生? <span>{{selected}}</span></div>
</div>
var app = new Vue({
el: '#app',
data: {
selected:''
},
})
External CSS
This Pen doesn't use any external CSS resources.