JSFiddle - React, Tailwind, and code Playground

HTML

<ul 
id="app" 
x-data="{items}" 
@my-event.window="items = $event.detail.items">
  <template x-for="item in items">
    <li x-text="item"></li>
  </template>
</ul>

JavaScript

let items = ['my', 'array', 'of', 'items']