Why does JSHint throw a warning if I am using const?

Question

This is the error I get when using const:

Answer 1

If you are using Webstorm and if you don't have your own config file, then just enable EcmaScript.next in Relaxing options in in

Settings | Languages & Frameworks | JavaScript | Code Quality Tools | JSHint

See this question How-do-I-resolve-these-JSHint-ES6-errors