Download PDF by Emily A. Vander Veer: JavaScript For Dummies

By Emily A. Vander Veer

ISBN-10: 0764576593

ISBN-13: 9780764576591

  • Responding to reader suggestions, the writer has completely remodeled the ebook with extra step by step insurance of JavaScript fundamentals, an particular specialize in net Explorer, and plenty of whole pattern scripts
  • Updated to hide JavaScript 1.5, the newest unlock of this renowned net scripting language
  • Using plenty of examples, together with a pattern operating site, the ebook indicates how one can create dynamic and interactive pages, construct whole websites, and automate pages

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If not, you can buy a modem at your local computer discount store. The differentiating factor among modems is line speed: the faster the better. ) If you don’t already have a modem, consider buying the fastest modem in your price range; you’ll be very glad you did when you try to look at spiffy Web pages with multiple graphics, each of which takes a loooong time to load (because graphics files are typically very large). 19 20 Part I: Building Killer Web Pages for Fun and Profit Software For the purposes of this book, I assume that you have a Mac OS 0 or later or a personal computer loaded with Windows 95, Windows NT, Windows 98, Windows 2000, Windows XP, or Linux.

What Do I Need to Get Started? I hope you’re chomping at the bit to get started on your first JavaScript-enabled Web page! First things first, though . . You have an idea of what JavaScript can do for you, and you might already have something specific in mind for your first attempt. Now’s the time to dive into the preliminaries: what you need to get started and how to get what you need if you don’t already have it. After you complete the setup, you can go on to the really fun stuff! Hardware For the purposes of this book, I assume that you’re beginning your JavaScript adventure with a personal computer or a Mac.

Your function can take as many arguments as you want it to (including none at all), separated by commas. ), so be sure to name them something meaningful. In other words, I could have substituted x and y for numberOrdered and itemPrice, and the code would work just as well. It just wouldn’t be very easy to read or maintain! Because the optional return statement is so important, I devote a whole section to its use. ”) Chapter 3: JavaScript Language Basics Calling a function After you declare a function, which I describe in the preceding section, you can call that function.

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JavaScript For Dummies by Emily A. Vander Veer

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