Beginning Programming All-in-One For Dummies, 2nd Edition

Chapter 3

JavaScript

IN THIS CHAPTER

Understanding the JavaScript structure

Creating comments and declaring variables

Using operators

Working with branching and looping statements

Creating functions

Working with arrays

Making your user interface look good

The problem with most web pages is that they’re static, much like staring at a page from a book except displayed on a computer screen. Although nothing’s wrong with static web pages for displaying information, you may want to create interactive web pages that can respond to the user’s actions. To create interactive or dynamic web pages, computer scientists developed various programming languages dubbed scripting languages. Although you can choose several languages for creating dynamic web pages, the most popular scripting language ...