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Sams Teach Yourself JavaScript™ in 24 Hours, Fifth Edition by Phil Ballard, Michael Moncur

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Hour 24. JavaScript Beyond the Web Page

What You’ll Learn in This Hour

• Some examples of applications for JavaScript outside straightforward web pages

• How to write a browser extension for Google Chrome

Up to now you’ve learned a wide range of uses for JavaScript in the writing of web pages. However, JavaScript can also be used for extending browsers by building add-ons and extensions. Also, JavaScript interpreters are embedded in a number of tools apart from web browsers. Such applications often provide their own object model representing the host environment, although the core JavaScript language may remain essentially the same in each instance.

In this hour, you learn about uses for JavaScript above and beyond writing simple web content. ...

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