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jalalazimi/repeatArrayItemPerCount.js

Last active March 15, 2018 11:24
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repeat Array Item Per Count
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repeatArrayItemPerCount.js
// repeatArrayItemPerCount([1,2],2) => [1,1,2,2]
const repeatArrayItemPerCount = (arr, count) => [].concat.apply([], [...arr.reduce((a, v) => [...a, Array(count).fill(v)], [])])
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