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albertorestifo/flatten.js

Created May 1, 2016 07:02
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Multi-level flatten function
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flatten.js
var flatten = arr => arr.reduce((p, c) => p.concat(Array.isArray(c) ? flatten(c) : c), []);
/**
* Credit goes to Benjamin Gruenbaum, from his comment on this article: http://www.2ality.com/2016/04/promise-trees.html
*/
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