Introduction to JavaScript

JavaScript

Introduction

JavaScript is a compact, object-based scripting language for developing client internet applications.

JavaScript was designed to add interactivity to HTML pages.

JavaScript is a scripting language - a scripting language is a lightweight programming language.

A JavaScript is lines of executable computer code.

A JavaScript is usually embedded directly in HTML pages.

JavaScript is an interpreted language (means that scripts execute without preliminary compilation).

Everyone can use JavaScript without purchasing a license.

All major browsers like Netscape and Internet Explorer support JavaScript .

JavaScript was developed by Netscape as Live Script - changed to JavaScript when endorsed by Sun in 1993, version 1.0 released with Netscape 2.0.

JavaScript is a powerful scripting language that is also capable of performing extensive  form data collecting and form processing functions.