Chapter 7. Introduction To JavaScript

Chapter Objectives

In this chapter you will learn about:

JavaScript allows a Web developer to create Web pages that are more interactive and more interesting. Using the Document Object Model, the Web developer has vast access to the browser and elements of the HTML document. JavaScript is an indispensable part of Web site development.

JavaScript is an interpreted, object-based scripting language. As with any programming language it comes replete with:

  • control statements

    • for…each

    • if-then-else

    • while

    • switch

  • values, variables, and string literals

  • operators (such as =, >, ==)

  • the ability to create and call ...

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