How to get a variable from a file to another file in Node.js

Question

Here is my first file:

var self = this;
var config = {
    \'confvar\': \'configval\'
};

I want this configuration variable in another file,

Answer 1

File FileOne.js:

module.exports = { ClientIDUnsplash : 'SuperSecretKey' };

---

File FileTwo.js:

var { ClientIDUnsplash } = require('./FileOne');

This example works best for React.