Built-in JavaScript objects and functions are ones you'll use all the time. Here's how to use Object, JSON, String, Math, Date, and console in your JavaScript programs.

Introducing JavaScript Object Notation JavaScript Object Notation (JSON) is a lightweight data-interchange format. It is easy for humans to read and write, and easy for machines to parse and generate.

JSON has stolen some of XML's thunder with features such as human and machine readability, a lightweight, compact text structure and support for many software and hardware platforms. JSON (JavaScript ...