Run results for: some vs for..of

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

for..of

5.7M/s

some

5.5M/s

View exact numbers

Test name	Executions per second
✓ for..of	5,711,868 Ops/sec
some	5,528,540 Ops/sec

Script Preparation code:

var email = 'test@test.com';
var checks = ['@abc.com', '@def.com', 'test@test.com', 'abc@test.com'];

Tests:

some
checks.some((f) => (f.startsWith('@') && email.endsWith(f)) || f === email);
for..of
for (const f of checks) { if ((f.startsWith('@') && email.endsWith(f)) || f === email) { break; } }