Is it required to include both scripts in html page?

Author: dehghani-mehdiCreated Jan 17, 2020Updated Oct 12, 2020
<!-- Automatically provides/replaces `Promise` if missing or broken. -->
<script src="https://cdn.jsdelivr.net/npm/es6-promise@4/dist/es6-promise.js"></script>
<script src="https://cdn.jsdelivr.net/npm/es6-promise@4/dist/es6-promise.auto.js"></script> 

<!-- Minified version of `es6-promise-auto` below. -->
<script src="https://cdn.jsdelivr.net/npm/es6-promise@4/dist/es6-promise.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/es6-promise@4/dist/es6-promise.auto.min.js"></script> 
  • What is different between es6-promise.js and es6-promise.auto.js?
  • Is it required to include both scripts in html page?
  • What happens if just include either of es6-promise.js or es6-promise.auto.js?

Source: stefanpenner/es6-promise