By Chuck Easttom

Makes a speciality of professional-level JavaScript strategies, together with the most recent advancements.

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Sample text

In my experience, complex or fundamental errors are easy to find, though they may be quite hard to fix. Errors that take a long time to find are almost invariably simple mistakes. Warning for Programmers If your programming experience has been in strictly procedural languages such as C and Pascal, hold on tight. JavaScript, like Java, is object oriented. This will be a whole new approach to programming for you. But not to worry—this book will walk you through it step by step. However, if you are an experienced object-oriented programmer, especially a C++ or Java programmer, then this book should be a pretty easy read for you.

You should know by now that there is plenty to do with JavaScript, and JavaScript is now one of the most important languages for web development. We will cover the most important implementations of the language in this book. JavaScript and Java JavaScript Resembles Java JavaScript supports most of Java’s expression syntax and basic control flow constructs. Take a look at the following JavaScript code segment: for (var i = 0; i < 10; ++i) { /* statements come here */ } Now take a look at the Java equivalent: for (int i = 0; i < 10; ++i) { /* statements come here */ } Notice the similarity.

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commands define the beginning and the end of a paragraph. The and commands tell the browser to make whatever text is between them bold. The tells the browser how big the text should be (there are a variety of methods for doing this, as we shall see). The command ends the font section of the HTML code. By now I trust you have noticed a pattern. All the above commands have an opening command and a closing command. This is true for all but very few HTML commands.

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