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Implement Array.prototype.flat

Medium

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Write your own array flat implementation.

Sample Input:

[1, [2, 3], [4, [5, 6]]]

Sample Output:

[1, 2, 3, 4, [5, 6]]

Hints

Hint 1

Use recursion for nested arrays

Hint 2

Check the depth parameter

Hint 3

Use Array.isArray() to check for arrays

Code Editor

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