Run results for: Reverse a number

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.170 Safari/537.36

Browser: Chrome 66

Operating system: Mac OS X 10.12.6

Device Platform: Other

Date tested: 5 years ago

Test name	Executions per second
reverseNum numerically	95212.2 Ops/sec
The String way	81251.7 Ops/sec

Tests:

reverseNum numerically
let num = 456 var r = 0; while (num) { r *= 10; r += num % 10; num = Math.floor(num / 10); } console.log(r)
The String way
let num = 456 Number(num.toString().split('').reverse().join('')) console.log(num)