JavaScript: Shuffle Array

shufflearray.js

function shuffleArray(array) {
  let currentIndex = array.length
  let temporaryValue, randomIndex

  while (currentIndex !== 0) {
    randomIndex = Math.floor(Math.random() * currentIndex)
    currentIndex--

    temporaryValue = array[currentIndex]
    array[currentIndex] = array[randomIndex]
    array[randomIndex] = temporaryValue
  }

  return array
}