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tobiaslins/flatarray.js

Last active March 3, 2017 13:16
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Flat array
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flatarray.js
const testArray = [[1,2,[3]],4]
const flatArray = (arr) => arr.reduce((a, b) => {
const newValue = Array.isArray(b) ? flat(b) : b
return a.concat(newValue)
}, [])
console.log(flatArray(testArray))
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