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Number of Arrays in an Array

JavaScriptHardarrayslanguage_fundamentals

Instructions

Return the total number of arrays inside a given array.

Examples

numOfSubbarrays([[1, 2, 3]]) ➞ 1

numOfSubbarrays([[1, 2, 3], [1, 2, 3], [1, 2, 3]]) ➞ 3

numOfSubbarrays([[1, 2, 3], [1, 2, 3], [1, 2, 3], [1, 2, 3]]) ➞ 4

numOfSubbarrays([1, 2, 3]) ➞ 0

Notes

N/A

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Walks through the solution with reasoning and edge cases.
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