JSFiddle - React, Tailwind, and code Playground

by jimmzzz

HTML

<body>
  <h1>test</h1>
  <div id="referenceElement">
    <p>test1</p>
    <p>test2</p>
  </div>
</body>

JavaScript

// Using insertBefore() in native JavaScript
var newElement = document.createElement('p');
newElement.textContent = 'Inserted content';

var referenceElement = document.getElementById('referenceElement');
referenceElement.parentNode.insertBefore(newElement, referenceElement);