JavaScript Introduction

JavaScript Introduction

JavaScript is the most popular scripting language on the internet, and works in all major browsers, such as Internet Explorer, Firefox, Chrome, Opera, and Safari.
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What You Should Already Know
Before you continue you should have a basic understanding of the following:

•HTML / XHTML
If you want to study these subjects first, find the tutorials on our Home page.


What is JavaScript?
•JavaScript was designed to add interactivity to HTML pages
•JavaScript is a scripting language
•A scripting language is a lightweight programming language
•JavaScript is usually embedded directly into HTML pages
•JavaScript is an interpreted language (means that scripts execute without preliminary compilation)
•Everyone can use JavaScript without purchasing a license