ECMAScript 2015 (ES6)

Support for the ECMAScript 2015 specification. Features include Promises, Modules, Classes, Template Literals, Arrow Functions, Let and Const, Default Parameters, Generators, Destructuring Assignment, Rest & Spread, Map/Set & WeakMap/WeakSet and many more.

svggradientelement api: spreadmethod

css property: box-shadow: spread radius

javascript built-in: symbol: isconcatspreadable

javascript operator: object initializer: spread properties

javascript operator: spread: spread in array literals

javascript operator: spread: spread in function calls

javascript operator: spread: spread in object literals

ecmascript 2018 (es9)