![]() If you want to use Sets and ES6 now you can use Babel, the ES6 to ES5 transpiler, and its polyfills.Įdit: As of June 6th, 2017 most of the major browsers have full Set support in their latest versions (except IE 11). Axel Rauschmayer you can purchase the book for around $30. The book is free to read online, but if you would like to support the author Dr. I would check out Exploring ES6 if you want to learn more about Sets in JavaScript. Managing single elements: > let set = new Set() ĭetermining the size of a Set and clearing it: > let set = new Set() Axel Rauschmayer, Exploring ES6įirst two examples from Axel Rauschmayer's book Exploring ES6: Values, is fast and handles NaN correctly. ES6 has been the current standard for JavaScript since June 2015.ĮCMAScript 6 has the data structure Set which works for arbitrary ![]() ![]() Sets are now available in ES2015 (aka ES6, i.e.
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