reverse no. in javascript code example

Example 1: reverse number in js

function reversedNum(num) {
  return (
    parseFloat(
      num
        .toString()
        .split('')
        .reverse()
        .join('')
    ) * Math.sign(num)
  )                 
}

Example 2: js reverse number

const reversedNum = num => parseFloat(num.toString().split('').reverse().join('')) * Math.sign(num)