Run results for: test regex vs loop

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:148.0) Gecko/20100101 Firefox/148.0

Browser: Firefox 148

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 5 months ago

regex

475K/s

loop

247K/s

View exact numbers

Test name	Executions per second
✓ regex	474,709 Ops/sec
loop	247,431 Ops/sec

Tests:

regex
const regex = /(00|11|22|33|44|55|66|77|88|99)/; let num = 3298; num = num + 1; let aux = (num).toString(); while (regex.test(aux)) { num += 1; aux = num.toString(); }
loop
let num = 3298; const consecutiveChars = function(num) { const arr = num.toString().split(''); for (let idx = 0; idx < arr.length - 1; idx++) { if (arr[idx] == arr[idx + 1]) return true; } return false; } num = num + 1; while (consecutiveChars(num)) { num++; }