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supahfunk/getClosestDiffInArray

Created October 21, 2021 10:11
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Return the closest difference between two points in array
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getClosestDiffInArray
const getClosestDiffInArray = (length, curr, next) => {
const inside = curr > next ? -(curr - next) : next - curr
const outside = curr > next ? length - curr + next : -(length - next + curr)
return Math.abs(inside) < Math.abs(outside) ? inside : outside
}
console.log('return', getClosestDiffInArray(12, 11, 2))
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