JavaScript’s evolution is gradual but steady. Over the past ten years, JavaScript has gradually developed from a simple toy-like language in people's perception to a highly respected programming language, used by companies and developers around the world to construct all kinds of incredible things. application. The modern JavaScript programming language remains as reliable, robust, and incredibly powerful as ever. Much of what I discuss in this book will reveal what makes modern JavaScript applications so distinctly different from those of the past. Many of the concepts presented in this chapter are far from novel, but the recognition of thousands of smart programmers has helped to sublimate their use and ultimately form the pattern today. That being the case, let’s just focus on modern JavaScript programming.
Chapter 1: Modern JavaScript Programming
This book attempts to completely cover all modern, professional JavaScript programming techniques with the goal that they will be used by everyone from independent developers to large companies Use it to make its code more usable, readable, and interactive.
In this chapter we give a brief overview of each knowledge point that will appear in this book. This covers the basics of professional JavaScript programming: writing object-oriented code, testing the code, and packaging it for distribution. You then saw the main aspects of Unobtrusive DOM scripting, including a brief overview of the Document Object Model, events, and JavaScript interaction with CSS. Finally you saw the premise behind Ajax and JavaScript support in modern browsers. Taken together, these topics are enough to help you become a professional JavaScript programmer.
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