For example, arrays, objects, functions, and dates are mutable in JavaScript. You can add, remove, or update their properties or elements without creating a new object. For example, you can push a ...

Object is the root object of all prototypes in JavaScript. Aside from providing the foundation for the JavaScript object model, Object imparts important methods such as toString() and assign().

Like in many other programming languages, there are objects in JavaScript.The objects in JavaScript can be compared to object in real life. JavaScript object's is a standalone entity, with its own ...

This chapter explores how objects are created, initialized, extended and inherited in JavaScript. The chapter also discusses the practical matter of simulating namespaces. Along the way you will see ...

grouping together the properties and behaviours that define a type of object. JavaScript, not so much. ####And the Winner Is... Factories In JavaScript, there's several means of constructing custom ...

There are two kinds of object variables in JavaScript: Variables that contain built-in browser-related objects—window, document, and so on. These are references to objects you did not create.

What is JSON (JavaScript Object Notation)? JSON (JavaScript Object Notation) is a text-based, human-readable data interchange format used to exchange data between web clients and web servers. The ...

Learn the basic concepts and differences between mutable and immutable objects in JavaScript, how to create and modify them, and their benefits and drawbacks.