Run results for: for vs split

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36

Browser: Chrome 145

Operating system: Windows

Device Platform: Desktop

Date tested: 4 months ago

for

13.9M/s

split

11.8M/s

View exact numbers

Test name	Executions per second
✓ for	13,947,115 Ops/sec
split	11,787,033 Ops/sec

Script Preparation code:

var digits = '06325112733';

Tests:

for
let sum = 0; var digitsLength = digits.length; for (let i = 0; i < digitsLength; ++i) { var digit = +digits[i]; sum += digit * (digitsLength + 1 - i); } var lastSumChecker = sum % 11; var checker = lastSumChecker < 2 ? 0 : 11 - lastSumChecker; return checker;
split
let sum = 0; var digitsLength = digits.length; sum = digits.split('').reduce((prev, curr, index) => { var current = +curr; return prev + current * (digitsLength + 1 - index); }, 0); var lastSumChecker = sum % 11; var checker = lastSumChecker < 2 ? 0 : 11 - lastSumChecker; return checker;