Run results for: Some vs Find bool vs findIndex bool

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:124.0) Gecko/20100101 Firefox/124.0

Browser: Firefox 124

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

FindIndex

57K/s

Find

57K/s

Some

54K/s

View exact numbers

Test name	Executions per second
✓ FindIndex	57,000 Ops/sec
Find	56,699 Ops/sec
Some	54,324 Ops/sec

Script Preparation code:

var data = []

for (let i = 0; i < 5000; ++i) data.push({ username: 'toto' })
data.push({ username: 'titi' })
for (let i = 0; i < 2500; ++i) data.push({ username: 'toto' })

Tests:

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