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.

The answer is, event handlers. Almost all HTML controls have the ability to receive events from the Web browser and call a JavaScript function in response. All we need to do is plug our objects into ...

Topics covered include: Object creation Bracket vs Dot Notation Property descriptors How object references work Prototype chain Modern syntax like spread and destructuring Loop over objects Custom ...