Used to model sets, maps, and objects can pass an object and return an efficiently modified version API mirrors ES6 Array, Map, and Set methods
JavaScript-Immutability--Dont-Go-Changing.pdf
Fonctions Arrays, Maps and Sets Expressions et opérateurs Objects and Classes Comportement asynchrone Iterators and generators Expressions réguli`eres
slidesJS2017.pdf
tutorial adopts a simple and practical approach through JavaScript to describe the new features in ECMAScript 2015 (ES6), ECMAScript 2016 (ES7),
es6_tutorial.pdf
Spec: Return the string-concatenation of “[object ”, tag, and ”]” An environment record that maps variable names to variable values (think dictio-
deep-js-preview-book.pdf
Object defineProperty Setter / Getter 316 ES6 getter setter var doubledNums = nums map( function(element){ return element * 2; } ); // [0,2,4]
javascript-ko.pdf
Transpilers ES6 syntax changes Block scoping Default parameters Spread and rest Destructuring Object literals Template literals Maps and Sets
JavaScript%20_%20functional%20programming%20for%20JavaScript%20developers.pdf
Modern JavaScript is any code composed with post-ES6 syntax use array methods such as map() and reduce() for several years, but you might
a9daeb820c9191a0f58a89be92368cad.pdf
as arguments to other functions, returned by other functions, down to Javascript where Maps (called objects) are used extremely liberally, Javascript
JSJS.pdf
Syntax has been introduced in ES6 to make JavaScript 'object' > let myMap = new Map() undefined > myMap set('a', 'foo') Map { 'a' => 'foo' }
Introduction%20to%20JavaScript.pdf