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ptcc/flattenArray.js

Created March 15, 2017 18:14
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flatten an array in ecmascript
Raw
flattenArray.js
const flattenArray = (nestedArray) =>
(nestedArray || []).reduce(
(acc, element) =>
Array.isArray(element)
? [...acc, ...flattenArray(element)]
: [...acc, element]
,[])
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