Private
The array to rotate.
The rotated array.
rotate90DegreesClockwise
Helpers
Rotates a 2D array 90 degrees clockwise.
rotate90DegreesClockwise([[1, 2, 3], [4, 5, 6], [7, 8, 9]]);// => [[7, 4, 1], [8, 5, 2], [9, 6, 3]] Copy
rotate90DegreesClockwise([[1, 2, 3], [4, 5, 6], [7, 8, 9]]);// => [[7, 4, 1], [8, 5, 2], [9, 6, 3]]
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The array to rotate.