Book Image

Object-Oriented JavaScript

Book Image

Object-Oriented JavaScript

Overview of this book

Table of Contents (18 chapters)
Object-Oriented JavaScript
Credits
About the Author
About the Reviewers
Preface
Built-in Functions
Regular Expressions
Index

Exercises


In the previous chapters, the solutions to the exercises could pretty much be found in the text of the chapter. This time, some of the exercises might require you to do some more reading (or experimentation) outside this book.

  1. BOM

    As a BOM exercise, try coding something wrong, obtrusive, user-unfriendly, and, all in all, very Web 1.0: the shaking browser window. Try implementing code that moves the window around as if there's an earthquake. All you'll need is one of the move*() functions, one or more calls to setInterval() and maybe one to setTimeout() to stop the whole thing. Or how about opening a 200x200 popup and then resizing it slowly and gradually to 400x400? Or here's an easier one: print the current date/time in the status bar (window.status) and update it every second, like a clock. Note that for these exercises, you need to allow some features in your browser that are typically disabled by default, since people got fed up with such "effects" that only worsen the user...