Run results for: for vs find - with lowerCase

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.81 Safari/537.36 Edg/104.0.1293.47

Browser: Chrome 104

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
for	13600.4 Ops/sec
find	6606.7 Ops/sec

Tests:

for
const arr = ['fIrSt', 'sEcOnD', 'tHiRd', 'fOuRtH', 'FIfth', 'SiXTh', 'Seventh', 'EIGHTH', 'NINTH', 'tenth']; function existsInArr(arr, val) { for (const x of arr) { if(x.toLowerCase() === val.toLowerCase()) { return true; } } return false; } arr.forEach(val => console.log(existsInArr(arr, val)));
find
const arr = ['fIrSt', 'sEcOnD', 'tHiRd', 'fOuRtH', 'FIfth', 'SiXTh', 'Seventh', 'EIGHTH', 'NINTH', 'tenth']; function existsInArr(arr, val) { return arr.find(x => x.toLowerCase() === val.toLowerCase()) ? true : false; } arr.forEach(val => console.log(existsInArr(arr, val)));