Chapter 4. Understanding JavaScript
What You’ll Learn in This Chapter:
▸ What web scripting is and what it’s good for
▸ How scripting and programming are different (and similar)
▸ What JavaScript is and where it came from
▸ How to include JavaScript commands in a web page
▸ What JavaScript can do for your web pages
▸ Beginning and ending scripts
▸ Formatting JavaScript statements
▸ How a script can display a result
▸ Including a script within a web document
▸ Testing a script in your browser
▸ Modifying a script
▸ Dealing with errors in scripts
▸ Moving scripts into separate files
The World Wide Web (WWW) began as a text-only medium—the first browsers didn’t even support images within web pages. The Web has come a long way since those early days. ...
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