NodeJS : Send data from server(nodejs) to client(ajax request)

NodeJS : Send data from server(nodejs) to client(ajax request)
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

Here's a secret feature that I promised to disclose to 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.

Here's a short introduction about myself,
Hello, I am Delphi.
I am here to help you get the answers you are seeking.
NodeJS : Send data from server(nodejs) to client(ajax request)
Don't hesitate to leave a comment or start a chat if you have a more specific question.
Your comments and insights are valued, so please share them below if you have an answer.
Your answer will be recognized and appreciated with a 'heart' from me.
client(ajax Send request) server(nodejs) to NodeJS from : data