Run results for: lodash filter vs array.filter

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36

Browser: Chrome 91

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
lodash filter	2676548.5 Ops/sec
array splice	6040254.5 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

​x
 
​
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

window.test = [
  { id: 1, source: true },
  { id: 2, source: true },
  { id: 3, source: false }
]

 
window.test = [  { id: 1, source: true },  { id: 2, source: true },  { id: 3, source: false }]

Tests:

lodash filter
_.filter(window.test, function (item) { return item.source === false })
_.filter(window.test, function (item) {
return item.source === false
})
array splice
window.test.filter(function (item) { return item.source === false })
window.test.filter(function (item) {
return item.source === false
})