Answers for "javascript array shuffle prototype"

14

js shuffle array

yourArray.sort(function() { return 0.5 - Math.random() });
Posted by: Guest on April-03-2020
0

js shuffle array

function shuffle(array) {
  let currentIndex = array.length,  randomIndex;

  // While there remain elements to shuffle...
  while (currentIndex != 0) {

    // Pick a remaining element...
    randomIndex = Math.floor(Math.random() * currentIndex);
    currentIndex--;

    // And swap it with the current element.
    [array[currentIndex], array[randomIndex]] = [
      array[randomIndex], array[currentIndex]];
  }

  return array;
}

// Used like so
var arr = [2, 11, 37, 42];
shuffle(arr);
console.log(arr);
Posted by: Guest on September-17-2021

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