# What is JavaScript ?


![rsz_1024px-unofficial_javascript_logo_2svg.png](https://cdn.hashnode.com/res/hashnode/image/upload/v1600366015468/dwbBWFPln.png)

# JavaScript

JavaScript or JS is now considered as a high-level programming language and it's currently one of the most popular language in use, it was originally developed as a scripting language by Netscape to make websites more dynamic.

## Possibilities of JavaScript

- Literally everything 😱
...
- Change DOM (Document Object Model)
- Add CSS dynamically
- Track users move on your website
- Validate inputs in HTML form
- Use AJAX to load data without refreshing page
- Create re-usable components
- HTTP Request to your back-end
- Unit testing
- End-to-end testing
- Create your back-end
- Create animations
- Create PWA (Progressive Web Apps)
- Create Mobile Apps
- Create games
- Create software (VS Code)
...

It's impossible to cite everything, JavaScript is just too big 💪

That's why JS is fascinating, and that's why you should learn it ! In the beginning It may seem a little bit difficult compared to others languages, but practice makes perfect !


🚀 In my next post you can see some example of JS 🚀

## Ressources

[Mozilla Developer](https://developer.mozilla.org/en-US/docs/Learn/JavaScript/First_steps/What_is_JavaScript
) 

[Wikipedia](https://en.wikipedia.org/wiki/JavaScript) 

[W3Schools](https://www.w3schools.com/js/default.asp)