Run results for: .map().includes() vs .some()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36

Browser: Chrome 141

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 8 months ago

.some()

126K/s

.map().includes()

25K/s

View exact numbers

Test name	Executions per second
✓ .some()	126,018 Ops/sec
.map().includes()	24,826 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

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:

.some()
data.some((e) => e.username === 'titi')
.map().includes()
data.map((e) => e.username).includes('titi')