Learn how to use babel compiler online. So you can use this for compiler ES6 and other modern updates to the ECMA subscript. 

Check out the video. 
https://www.youtube.com/watch?v=CQEAPs03KSA

Babel compiler helps you compiler the modern ECMA standard updates to javascript to the compiler that has in old version of the javascript. So in such case you get to use the modern features with the older browser or the browsers which are not updated to the new ECMA scripts. 

This video shows you how to use the modern javascript and compile it to the native javascript so you can easily run the converted javascript on any browser. You can also check out how to [install babel on windows](https://steemit.com/javascript/@skysnap/how-to-install-and-use-babel-compiler-to-transpile-javascript). 

I hope you like the video. You can support me when you get yourself a [Javascript T-shirt](https://www.zazzle.com/z/a225n0al?rf=238371376506882650). 

Do let me know your comments and suggestions.