Chapter 5. Prototype

In this chapter, you'll learn about the prototype property of the function objects. Understanding how the prototype works is an important part of learning the JavaScript language. After all, JavaScript is often classified as having a prototype-based object model. There's nothing particularly difficult about the prototype, but it's a new concept, and as such may sometimes take a bit of time to sink in. Like closures (see Chapter 3, Functions), the prototype is one of those things in JavaScript, which once you "get", they seem so obvious and make perfect sense. As with the rest of the book, you're strongly encouraged to type in and play around with the examples—this makes it much easier to learn and remember the concepts.

The ...

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