vampyar · March 30, 2018 17:24
diff --git a/javascript b/javascript
 const customFlatten = (arr) => {
  return arr.reduce((initFlat, toFlat) =>  {
     return initFlat.concat(Array.isArray(toFlat) ? customFlatten(toFlat) : toFlat);
  }, [])
 };
	const customFlatten = (arr) => {
	return arr.reduce((initFlat, toFlat) => {
	return initFlat.concat(Array.isArray(toFlat) ? customFlatten(toFlat) : toFlat);
	}, [])
	};