Benchmark: find vs findIndex vs some

Script Preparation code:

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

Tests:

find
data.find(e => e.username === 'lts')
findIndex
data.findIndex(e => e.username === 'lts')
some
data.some(e => e.username === 'lts')

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
find
findIndex
some

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Browser/OS: Chrome 109 on Windows

View result in a separate tab

Test name	Executions per second
find	86094.6 Ops/sec
findIndex	76720.9 Ops/sec
some	73662.8 Ops/sec

find vs findIndex vs some (version: 0)

Comparing performance of: find vs findIndex vs some

Created: 2 years ago by: Guest

Jump to the latest result

find

findIndex

some

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A