Is ECMA 6 the same concept as JS?

Answer 1

ecmascript 6 is the newer version of JS. there are major changes in the syntax. for eg. for declaring a variable you use let instead of var. for using ecma script 6 you dont have to include any other files. all modern browsers understand the newer syntax. you can also use the combination of both classic js and ecma script 6. ECMA is pronouced as ekma

Answer 2

Hope this helps
https://www.sololearn.com/learn/JavaScript/2968/?ref=app