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Popper.js - Interview Questions
Popper.js Usage.
The most straightforward way to get started is to import Popper from the unpkg CDN, which includes all of its features. You can call the Popper.createPopper constructor to create new popper instances.
Here is a complete example :
<!DOCTYPE html>
<title>Popper example</title>

  #tooltip {
    background-color: #333;
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 13px;

<button id="button" aria-describedby="tooltip">I'm a button</button>
<div id="tooltip" role="tooltip">I'm a tooltip</div>

<script src=""></script>
  const button = document.querySelector('#button');
  const tooltip = document.querySelector('#tooltip');

  // Pass the button, the tooltip, and some options, and Popper will do the
  // magic positioning for you:
  Popper.createPopper(button, tooltip, {
    placement: 'right',