HTML : Reference HTML Elements by name (with square brackets in them) via javascript

HTML : Reference HTML Elements by name (with square brackets in them) via javascript
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a secret feature that I want to reveal to you.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
After that, type the word 'awesome' on your keyboard.
It will change your youtube progress bar into a flashing rainbow.

An introduction to myself in a few words,
Good day, I am Delphi.
Let me help you with your questions.
HTML : Reference HTML Elements by name (with square brackets in them) via javascript
If you need more specific information, let me know by leaving a comment or starting a chat.
Your thoughts and contributions are welcome, so please leave a comment below if you have an answer or insights to the answer.
Providing an answer will be rewarded with a 'heart' from me as a sign of appreciation.
HTML Elements them) by name Reference brackets javascript (with square : HTML in via