JavaScript : Replace all spaces in a string with '+'

JavaScript : Replace all spaces in a string with '+'
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Next, enter the letters 'awesome' on your keyboard.
It will change your youtube progress bar into a flashing rainbow.

A little intro about me,
Hey, I am Delphi.
I help you answer your questions.
JavaScript : Replace all spaces in a string with '+'
I encourage you to reach out through comments or chat if you have more specific questions.
Please feel free to leave a comment below if you have an answer or insights on the answer.
If you provide an answer, I will 'heart' it as a sign of gratitude.
JavaScript a '+' with Replace spaces in : all string