JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
	<title>test</title>
</head>

<body>

<script>function g(){alert(document.getElementById("tt").innerText)}</script>
<h3>
取得 div標籤 中的 test
</h3>
<div id="tt">test</div>
<button onclick="g();">
測試
</button>
</body>
</html>