Run results for: finding array element

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36

Browser: Chrome 90

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Tests:

foreach
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; a.forEach((t) => { if (t == number) return t; }); return undefined;
for..in
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; for (const t in a){ if (t === number) return t;} return undefined;
for..of
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; for (const t of a){ if (t === number) return t;} return undefined;
for (no cached length)
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; for (let i = 0; i < a.length; i++){ if (a[i] === number) return a[i];} return undefined;
for (cached length)
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; const length = a.length; for (let i = 0; i < length; i++){ if (a[i] === number) return a[i];} return undefined;
find
const a = [0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15]; const number = Math.random()*15; return a.find(t => t === number);