JSFiddle - React, Tailwind, and code Playground

by AndyE

HTML

<span></span>
<span></span>
<div></div>
<span></span>
<span></span>

JavaScript

for (let el of document.querySelectorAll('*')) {
   if (el !== document.body && document.body.contains(el)) {
     el.textContent = `This is a ${ el.tagName }`;
   } 
}