Why about "flat()" -> "Notice that, this method will go only one level depth."?
On MDN - "The flat() method creates a new array with all sub-array elements concatenated into it recursively up to the specified depth.".
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Why about "flat()" -> "Notice that, this method will go only one level depth."?
On MDN - "The flat() method creates a new array with all sub-array elements concatenated into it recursively up to the specified depth.".