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sharmaabhinav/flattenMap.js

Created October 22, 2018 08:55
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flattenMap.js
var arr = [1,2,[1,2, [3,4]]]
const flattenMap = (arr) => {
let returnArr = []
for(var start =0; start <= arr.length-1;start++) {
returnArr = Array.isArray(arr[start]) ? returnArr.concat(flattenMap(arr[start])) : returnArr.concat(arr[start])
}
return returnArr
}
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