How to add values to a JSON object in JavaScript?

December 21, 2021

To add values to a JSON object in JavaScript, do this: object.key = value.

Here's how you do it:

const myObject = {};

console.log(myObject); // {}

myObject.someValue = 'Hello World!';

console.log(myObject); // { someValue: 'Hello World!' }
console.log(myObject.someValue); // Hello World!