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vamshi9666/merging_nested_arrays_nodejs

Created August 14, 2018 08:10
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merging_nested_arrays_nodejs
const input_array = [[1,2,[3]],4]
function flatten(arr) {
return arr.reduce(function (flat, toFlatten) {
return flat.concat(Array.isArray(toFlatten) ? flatten(toFlatten) : toFlatten);
}, []);
}
flatten(input_array)
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