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EleotleCram/array-depth.js

Created November 30, 2017 12:49
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array-depth.js
// arrayDepth() => 0
// arrayDepth([]) => 1
// arrayDepth([[]]) => 2
// arrayDepth([[[]]]) => 3
// arrayDepth([[[[]]]]) => 4
const arrayDepth = (ary) => _.isArray(ary) ? 1+arrayDepth(ary[0]) : 0;
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