require

Single value exports
people.js
const people = ['Yash', 'Karan', 'Kuldeep', 'Sony'];
module.exports = people

global.js
const xyz = require('./people');
console.log(xyz);

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Multiple value exports
people.js
const people = ['Yash', 'Karan', 'Kuldeep', 'Sony'];
const ages = [20, 30, 40, 50];
module.exports = {
    people,
    ages
}

global.js
const xyz = require('./people');
console.log(xyz.people, xyz.ages);

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Destructuring
global.js
const {people, ages} = require('./people');
console.log(people, ages);