How to compare V8 Javascript Engine version between Chrome and NodeJS in terminal?

Question

Every time that a feature of ECMAscript specification is implemented (see link below) in V8 Javascript Engine from Google Chrome browser we are never know when will be available on NodeJS Server. I always wanted a simple way to find out that information typing into Terminal on Bash command line (CLI).

ECMAScript Compatibility Table:

https://kangax.github.io/compat-table/es6/

Well, now I would like share it with you!

Answer 1

For check the current version installed of Google Chrome browser, NodeJS Server or V8 Javascript Engine from NodeJS, type into Terminal on Bash CLI:

$ 
$ google-chrome --product-version
  63.0.3239.84
$ 
$ node --version
  v8.9.3
$ 
$ node -p process.versions.v8
  6.1.534.48
$ 

No needs Grep or AWK or Sed to trimming the text resultant!

For check the version of V8 Javascript Engine from Chrome browser, type the URL chrome://version on Address bar.

For find out which Chrome version implemented each ECMAScript spec feature, access the site below and filter the category Javascript:

https://www.chromestatus.com/samples

For find out which V8 version came with past Chrome versions, access the site below:

https://en.wikipedia.org/wiki/Google_Chrome_version_history