LaSuperMeteo/iut-expo-starter/node_modules/fast-loops/es/arrayMap.js

export default function arrayMap(arr, mapper) {
  var mappedArr = [];

  for (var i = 0, len = arr.length; i < len; ++i) {
    mappedArr.push(mapper(arr[i], i, len, arr));
  }

  return mappedArr;
}