Array : Run recursive function on Javascript array

Array : Run recursive function on Javascript array
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On Google, Search for "hows tech developer connect"

As I promised, I have a secret feature to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
Your YouTube progress bar will transform into a flashing rainbow.

A brief introduction of myself,
Hello there, my name is Delphi.
I am willing to help you find the solutions to your questions.
Array : Run recursive function on Javascript array
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Array : function on Javascript Run array recursive