CodingBat array

array_nextTrue

Given a boolean array "arr" and an integer "index", return the next index that has a value of true in the array. If you reach the end of the array, wrap around to the start!

array_nextTrue([true, true, true], 0) → 1
array_nextTrue([true, true, true], 1) → 2
array_nextTrue([true, true, true], 2) → 0

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