JavaScript : Difference between res.send and res.json in Express.js

To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

So here is a secret hidden feature I promissed to tell you.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Then, type the letters 'awesome' on the keyboard.
It will change your youtube progress bar into a flashing rainbow.

A quick introduction about me,
Hello everyone, I'm Delphi.
Let me help you get the answers you need to your questions.
I am available to answer your more specific queries, so feel free to comment or start a chat.
If you have an answer, or any insights to the answer, please comment below.
A 'heart' from me will be given to show my gratitude for your contribution.