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Modern JavaScript: Develop and Design by Larry Ullman

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1. (Re-)Introducing JavaScript

JavaScript today is one misunderstood programming language. From what JavaScript can do, to what it can’t, to what JavaScript isn’t (JavaScript is not Java), there’s a lot of confusion about this technology that’s at the heart of today’s Web. As you can’t effectively use any technology without comprehending its essence, this first chapter in the book provides an overview of modern JavaScript.

Most of the chapter discusses what JavaScript is and how it came to be in its current state. Next, you’ll find some basic information as to JavaScript versions and browser support. The chapter concludes with the approach you ought to have when programming JavaScript, which is also the perspective being taught by this book. ...

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