Chapter 4. The JavaScript Runtime Environment
The first three chapters of this book have discussed the semantics of the JavaScript language and Netscape's server-side implementation. The first chapter took a look at how it worked, where it can be interpreted, and some of the features it had to offer. You saw how JavaScript can be used to interact with other objects on a page and what security features are in place.
The second chapter looked specifically at the details of the language. You learned how the operators, data types, variables, loops, conditionals, and functions worked. Even though this might have been a review for programmers experienced with JavaScript, it was a very important step in understanding how the language works and where ...
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