Array : how to declare and initialize global arrays in javascript

Array : how to declare and initialize global arrays in javascript
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I promised to reveal a secret feature to you, and now it's time to share it.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Then, type the letters 'awesome' on the keyboard.
It will change your youtube progress bar into a flashing rainbow.

Here's a short introduction about myself,
Nice to meet you, I am Delphi.
I can provide you with assistance to help you answer your questions.
Array : how to declare and initialize global arrays in javascript
I am always open to chatting or receiving comments from you if you have more specific queries.
Please feel free to leave a comment below if you have an answer or insights on the answer.
Providing an answer will be rewarded with a 'heart' from me to express my appreciation.
Array to initialize in global arrays : javascript declare how and