Custom util to call functions `n` times

const repeatFn = (n, fn) => {
  const results = [];
  for (let i = 0; i < n; i++) {
    results.push(fn());
  }
  return results;
};

const result = repeatFn(3, () => Math.random());
console.log(result); // [ 0.50.., 0.25.., 0.08.. ]

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