Run results for: random Some vs Find

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Whale/3.24.223.21 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Some

1.3M/s

Find

1.2M/s

View exact numbers

Test name	Executions per second
✓ Some	1,253,427 Ops/sec
Find	1,244,381 Ops/sec

Script Preparation code:

var data = []
var percent = Math.random()
for (let i = 0; i < 10000 * percent; ++i) data.push({ username: 'toto' })
data.push({ username: 'titi' })
for (let i = 0; i < 10000 * (1 - percent); ++i) data.push({ username: 'toto' })

Tests:

Find
data.find(e => e.username === 'titi')
Some
data.some(e => e.username === 'titi')