One can think of a javascript objects as containers with collections of data in it. Each data within the collection has a property name or key, with an assigned value (key-value pairs) to it. These values can be of primitive types, functions, objects, etc. When the value of a pair is a function, we call this a method. Behind the scenes, when an object is created and properties and values/methods are added to it, the object stores references to these for later access. This means that objects can store references to other objects.

There are a few ways we can create objects in javascript. We can use object literals, constructor functions, the Object.create method and we can use ES6 classes to create objects as well. Read More