What do you mean by Coffee Script and why it is used?

It is a small language that compiles into JavaScript. In this programs is written with less code and in more human readable forms.

The golden rule of CoffeeScript “It is just JavaScript”

• It was developed by Jeremy Ashkenas in year 2009.
• It is used because of CoffeeScript code is shorter and converts seamlessly to JS. It helps developer in writing an simple and easily readable code.
• It is something which makes JS easier and effectively reducing our code to one third. It compiles into JS on execution which is Inspired by Python and Ruby.