JS Plain Math.pow()

// Case if aren't allowed to use Math.pow() :

const pow = (num, times) => {
  let total = 1
  for (let i=0; i < times; i++) {
    total *= num
  }
  return total
}

// console.log(pow(<arg>, <raise>))
console.log(pow(3, 8)) // 8*8*8 = 512