<ul id="example-2">
<li v-for="(item, index) in items">
{{ parentMessage }} - {{ index }} - {{ item.message }}
</li>
</ul>
<!-- To gain access to the array index: -->
<ul>
<li v-for="(game, index) in games"></li>
</ul>
<!--
You only want the index in specific cases. Use `:key` as
standard. See the other greps.
-->
<ul>
<li v-for="(val, index) in arr">
<!-- Do something... -->
</li>
</ul>