JSFiddle - React, Tailwind, and code Playground
by cncent454518
HTML
<div id="app">
這是簡介
<h1>這是標題</h1>
<p id="para">這是段落文字</p>
</div>
JavaScript
var app = document.getElementById('app');
alert(app.children[0].textContent)
alert(app.children[1].textContent)