<div id="app">
  <select v-model="selected" name="fruit">
    <option v-for="option in optionsList" :value='option.value'>{{option.key}}</option>
  </select>

  <div id="output">
      选择的网站是: {{selected}}
  </div>
</div>
new Vue({
	el: '#app',
	data: {
		optionsList:[{
			key:'选择',
			value:'Select'
			},{
			key:'淘宝',
			value:'taobao'
			},{
			key:'京东',
			value:'jingd'
			},{
			key:'阿里巴巴',
			value:'alibaba'
			},{
			key:'亚马逊',
			value:'amazon'
			},{
			key:'苏宁',
			value:'suning'
			},{
			key:'拼多多',
			value:'pinduoduo'
		}],
		selected: 'Select'
	}
})