Run results for: _.filter vs array filter - fork

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36

Browser: Chrome 87

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
large_number_set ---- _.filter	45.8 Ops/sec
large_number_set ---- array filter	40.3 Ops/sec
medium_number_set ---- _.filter	39674.5 Ops/sec
medium_number_set ---- array filter	268561.0 Ops/sec
small_number_set ---- _.filter	1748997.1 Ops/sec
small_number_set ---- array filter	7354768.5 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.core.min.js"></script>

Script Preparation code:

var small_number_set = Array(10).fill(0).map(_ => Math.floor(Math.random() * 1000));

var medium_number_set = Array(1000).fill(0).map(_ => Math.floor(Math.random() * 1000));

var large_number_set = Array(1000000).fill(0).map(_ => Math.floor(Math.random() * 1000));

Tests:

large_number_set ---- _.filter
_.filter(large_number_set, num => num % 3 === 0)
large_number_set ---- array filter
large_number_set.filter(num => num % 3 === 0)
medium_number_set ---- _.filter
_.filter(medium_number_set, num => num % 3 === 0)
medium_number_set ---- array filter
medium_number_set.filter(num => num % 3 === 0)
small_number_set ---- _.filter
_.filter(small_number_set, num => num % 3 === 0)
small_number_set ---- array filter
small_number_set.filter(num => num % 3 === 0)

Run results for: _.filter vs array filter - fork

large_number_set ---- _.filter

large_number_set ---- array filter

medium_number_set ---- _.filter

medium_number_set ---- array filter

small_number_set ---- _.filter

small_number_set ---- array filter