JS Array Segmentation

functionalSegmentation.js

function fSegment(arr, maxLength){
  return arr.reduce((acc, curr, idx, artie) => {
    if(idx * maxLength >= artie.length) return acc
    var upperLimit = (maxLength > artie.length) ? artie.length: (idx + 1) * maxLength
    acc[idx] = artie.slice(idx * maxLength, upperLimit)
    return acc
  }, [])
}

proceduralSegmentation.js

function pSegment(arr, maxLength){
  var segmented = []
  for (var counter = 0; counter * maxLength < arr.length; counter++){
    if(maxLength > arr.length){
      segmented.push(arr.slice(counter * maxLength, arr.length))
      } else {
      segmented.push(arr.slice(counter * maxLength, (counter + 1) * maxLength))
      }
  }
  
  return segmented
}