Responding with a JSON object in Node.js (converting object/array to JSON string)

Question

I\'m a newb to back-end code and I\'m trying to create a function that will respond to me a JSON string. I currently have this from an example

function rando         


        

Answer 1

Per JamieL's answer to another post:

Since Express.js 3x the response object has a json() method which sets all the headers correctly for you.

Example:

res.json({"foo": "bar"});