Run results for: Some vs Find

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.54 Safari/537.36

Browser: Chrome 94

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Find	31654.3 Ops/sec
Some	38860.9 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')