windowed

windowed(array, size) → array of arrays · Array

Create a sliding window over an array. Returns overlapping sub-arrays of the given size.

• array (required): the source array

• size (required): window size

windowed([1, 2, 3, 4, 5], 3)               // [[1, 2, 3], [2, 3, 4], [3, 4, 5]]
windowed([1, 2, 3, 4, 5], 2)               // [[1, 2], [2, 3], [3, 4], [4, 5]]

let prices = $input.dailyPrices
{
  movingAvg3day: map(windowed(prices, 3), (w) -> avg(w)),
  consecutiveDups: filter(windowed($input.events, 2), (pair) -> pair[0].type == pair[1].type)
}