<div v-for="item in itens" :key="item.id">
{{ item.text }}
</div>
// if you need the index
<div v-for="(item, index) in items">
{{ index }} - {{ item.message }}
</div>
<ul>
<li v-for="(val, index) in arr">
<!-- Do something... -->
</li>
</ul><option v-for="(location, index) in locations" v-bind:value="location.id" v-bind:selected="index === 0">
{{ location.from }} - {{ location.to }}
</option><ul>
<li v-for="(item, index) in items">
{{ index }} - {{ item }}
</li>
</ul>