Javascript Events and addEventListener
Here is a full list of available events on the Mozilla Developer Network.
You can use addEventListener to listen for events and interactions in an element.
Polyfills and How to Use Them
- https://vanillajstoolkit.com/polyfills/ (Chris Ferdinand is a javascript expert you should approach and learn from. His knowledge in Javascript and his pleasing character [ kind and helpful] will surely make you feel comfortable in your quest to learn Javascript.)
- https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill
Reminder:
- Keep your code DRY. Meaning Don’t Repeat Yourself. Learn how to abstract code.