Key Features of ES6 (ECMAScript 2015)
This article enumerates the major ES6 (ECMAScript 2015) features, including arrow functions, classes, enhanced object literals, template strings, destructuring, default/rest/spread parameters, let/const, iterators, generators, Unicode support, modules, data structures like Map and Set, proxies, symbols, promises, and more.
ES6 (ECMAScript 2015) introduces a comprehensive set of language enhancements that improve JavaScript development.
Arrow functions
Classes
Enhanced object literals
Template strings
Destructuring
Default values, rest parameters, and spread operator
let and const declarations
Iterators and for..of loops
Generators
Unicode support
Modules
Module loaders
Map, Set, WeakMap, WeakSet data structures
Proxies
Symbols
Subclassable built‑ins
Promises
Math, Number, String, and Object APIs
Binary and octal literals
Reflect API
Tail calls
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