Setup Development Environment for JavaScript:

In order to work with JavaScript, you need to install the following tools:

1. Browser
2. Editor

Browser:

You can install any browser as per your preference e.g. Internet Explorer,Chrome, FireFox, Safari, Opera etc. JavaScript works on any web browser on any OS.

Editor:

You can write JavaScript code using a simple editor like Notepad. However, you can also install any open source or licensed IDE in order to get IntelliSense support for JavaScript and syntax error/warning highlighter e.g. Visual Studio, Aptana, Eclipse etc.

Prefer an editor which has built-in features of IntelliSense support and syntax error highlighter for speedy development.

Online Editor:

You can also use online editor to learn JavaScript e.g. plnkr.co, jsfiddle.net or jsbin.com.

Learn where to write JavaScript code in a web page in the next section.