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.

This method accepts a JSON string as a parameter and automatically returns a JavaScript object. To use parse(), create a JavaScript string that contains JSON syntax, and then use the function ...

While the example is silly, it drives home a point: Every instance possesses its own state, and that state is independent of every other object. Any method whose behavior depends upon the ...