A function that returns shuffled value from elements within array with equal possibility

randomizeArray.tsx

const randomizeArray = <T>(arr: T[]): T => {
  for (let i = arr.length - 1; i > 0; i--) {
    let j = Math.floor(Math.random() * (i + 1));
    [arr[i], arr[j]] = [arr[j], arr[i]];
  }
  return arr[0];
};