Set (initial support)
Widely available since 2018-01-29
Set objects store unique values of any type.
Learning resources on MDN
Browser support
- Chrome 38 Released on 2014-10-07
- Chrome Android 38 Released on 2014-10-08
- Edge 12 Released on 2015-07-29
- Firefox 13 Released on 2012-06-05
- Firefox for Android 14 Released on 2012-06-26
- Safari 8 Released on 2014-10-16
- Safari on iOS 8 Released on 2014-09-17
Specifications
- ECMAScript Language Specification (#sec-set-objects), from TC39 (Ecma International).