JavaScript Introduction

JavaScript is the most popular scripting language on the internet, and works in all major browsers, such as Chrome, Firefox, Internet Explorer, Opera, and Safari. JavaScript is an implementation of the language standard. ECMA-262 is the official JavaScript standard. "JavaScript" is also a trademark of Oracle Corporation.

If you are new to JavaScript you can go through the introduction tutorial provided by w3schools

Executing JavaScript

• JavaScript can be executed in the web browser's address bar directly. Type javascript: followed by your JavaScript code

•  If you are using Google Chrome Browser you can use the CTRL + SHIFT + J to open JavaScript Console where you can directly execute JavaScript.

•  For Firefox browser you can install Firebug as an Addon to develop and execute JavaScript.

Although JavaScript is commonly used as snippets of code to add interactivity for webpages you can use it to build very sophisticated components such as Interactive Charts, Tables, Maps etc.Use of Object Oriented Concepts with JavaScript will make it more practical to deal with the complexity of the code.