Run results for: every vs for loop

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

every

66.7M/s

for loop

18.6M/s

View exact numbers

Test name	Executions per second
✓ every	66,678,700 Ops/sec
for loop	18,572,580 Ops/sec

Tests:

every
const a = [1, 2, 3, 4, 5]; const b = [1, 2, 4, 5, 3, 5]; a.every(x => b.some(y => x === y));
for loop
const a = [1, 2, 3, 4, 5]; const b = [1, 2, 4, 5, 3, 5]; for (let i = 0, l = a.length; i < l; i++) { if (!b.some(y => a[i] === y)) { break; } }