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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: 5 months ago

Test name	Executions per second
.some()	248658.1 Ops/sec
.map().includes()	26016.1 Ops/sec

HTML Preparation code:

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

AخA
 
<!--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' })

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