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samguergen/manual array flatten function

Last active September 16, 2016 21:37
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manual array flatten function
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manual array flatten function
function flattenIt(arr){
var str = arr.toString();
str.replace('[','').replace(']','');
var flatArr = str.split(',');
var numArr = flatArr.map(Number);
return numArr;
}
flattenIt([[1,2,[3]],4]);
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