Learn JavaScript and Ajax with w3Schools 英文pdf版

W3Schools.com是头号开始Web开发网上教育的来源。这家迷人的两色书包含简洁，在证明W3Schools的教学形式高度集中的教程，用JavaScript对象易于使用的参考和HTML DOM中。开发新手很快就能学会创建交互式使用最流行的Web脚本语言的网页。

Fast, focused instruction for beginning Web developers

W3Schools.com is the number one online education source for beginning Web developers. This attractive two-color book contains concise, highly focused tutorials in the proven W3Schools instructional format, with an easy-to-use reference of JavaScript Objects and the HTML DOM included. Novice developers will quickly learn to create interactive Web pages using the most popular Web scripting language.

W3Schools is the top Google search result for instruction on JavaScript, HTML, CSS, and other key Web technologies; this book presents W3Schools tutorials in an easy-to-follow format for quick learning
Features clear examples, simple explanations, and a thorough reference section covering JavaScript Objects and the HTML DOM
Covers statements and comments; variables, operators, and comparisons; if…then statements; pop-up boxes; events and try…catch; objects, strings, arrays, and Booleans; cookies, validation, and timing; Ajax requests and XMLHTTP requests; Ajax suggest, and more
Designed to get beginning Web developers up and running as quickly as possible, Learn JavaScript and Ajax with W3Schools presents a proven, highly focused course of instruction in an easy-to-use format.

From the Back Cover
There’s no faster, easier way to learn JavaScript and Ajax

If you want to start building interactive Web pages right away, you should begin by learning how to use JavaScript and Ajax. w3schools has perfected a straightforward tutorial approach that gives you what you need to know in manageable lessons, liberally supported with examples. You’ll find that tried-and-true format in this book, along with a detailed reference section that you will use again and again.

You will learn:

What JavaScript is and isn’t
How to put JavaScript into an HTML page
JavaScript special characters and guidelines
How to use JavaScript operators
If… else statements and do… while loops
All about JavaScript objects
How to use Ajax properties
What the Ajax XMLHttpRequest Object does