How we built it

Lexical Declarations (ES6)

'let' and 'const' declarations define variables/constants with block scoping in strict mode.

Demo

Documentation

Specification

Established standard

Status in Chromium

Enabled by default in:

  • Chrome for desktop release 41
  • Chrome for Android release 41
  • Opera release 28
  • Opera for Android release 28

Consensus & Standardization

Owners

Last updated on 2016-01-12