JSFiddle - React, Tailwind, and code Playground

HTML

<html>
  <head></head>
  <body>
    <div>1</div>
    <div>1</div>
    <div>1</div>
    <div>1</div>
    <div>1</div>
  </body>
</html>

JavaScript

var doc = document || window.document  //.documentElement
alert(doc.body.innerHTML);