rambdax/src/shuffle.js

Extended version of Rambda - a lightweight, faster alternative to Ramda

export function shuffle(arrayRaw){
  const array = arrayRaw.concat()
  let counter = array.length
  while (counter > 0){
    const index = Math.floor(Math.random() * counter)
    counter--
    const temp = array[ counter ]
    array[ counter ] = array[ index ]
    array[ index ] = temp
  }

  return array
}