order an array by selected key and choose ascending or descending

orderByKey.js

function orderByKey (arr, key, asc) {
  return arr.sort((a, b) => {
    if (a[key] < b[key]) {
      return asc === true ? -1 : 1
    }
    if (a[key] > b[key]) {
      return asc === true ? 1 : -1
    }
    return 0
  })
}