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  1. Ways to create a Set in JavaScript? - Stack Overflow

    Dec 3, 2011 · In Eloquent JavaScript, Chapter 4, a set of values is created by creating an object and storing the values as property names, assigning arbitrary values (e.g. true) as property values. To …

  2. javascript - Iterate over set elements - Stack Overflow

    May 6, 2013 · I have turned on the Chrome flag for experimental ECMAscript 6 features, one of which is Set. As I understand, the details of Set are broadly agreed upon by the spec writers. I create a set a …

  3. Set of objects in javascript - Stack Overflow

    May 31, 2017 · I'd like to have a set of objects in Javascript. That is, a data structure that contains only unique objects. Normally using properties is recommended, e.g. myset["key"] = true. However, I need ...

  4. How does [...new set (array)] work in JavaScript? - Stack Overflow

    See here for information on Set s. Essentially a Set is a collection of unique values - ie it can't contain duplicates. So new Set(ages) is a Set containing all the values in ages, which duplicates necessarily …

  5. javascript - How can I sort an ES6 `Set`? - Stack Overflow

    Oct 12, 2015 · A set is not an ordered abstract data structure. A Set however always has the same iteration order - element insertion order [1], so when you iterate it (by an iterating method, by calling …

  6. How to map/reduce/filter a Set in JavaScript? - Stack Overflow

    Oct 20, 2015 · The cause of the lack of map / reduce / filter on Map / Set collections seem to be mainly conceptual concerns. Should each collection type in Javascript actually specify its own iterative …

  7. Set cookie and get cookie with JavaScript - Stack Overflow

    I'm trying to set a cookie depending on which CSS file I choose in my HTML. I have a form with a list of options, and different CSS files as values. When I choose a file, it should be saved to a co...

  8. Why does Javascript Set not do unique objects? - Stack Overflow

    Dec 31, 2016 · Well, Javascript Set don't store unique object because every object will have their own references. Thus, Set will store the unique values only so it treats even two or more object have the …

  9. Get all unique values in a JavaScript array (remove duplicates)

    4732 With JavaScript 1.6 / ECMAScript 5 you can use the native filter method of an Array in the following way to get an array with unique values:

  10. How to customize object equality for JavaScript Set

    Apr 21, 2015 · This original question asked for customizability of a Set comparison in order to support deep object comparison. This doesn't propose customizability of the Set comparison, but it directly …