Run results for: lodash uniqWith vs filter

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
use lodash	25794586.0 Ops/sec
filter	27514898.0 Ops/sec

HTML Preparation code:


<script src='https://cdn.jsdelivr.net/npm/lodash@4.17.10/lodash.min.js'></script>

Tests:

use lodash
const arr = [{userInfo: { id: 1 } }, {userInfo: { id: 1 } }, {userInfo: { id: 2 } }, {userInfo: { id: 1 } }, {userInfo: { id: 4 } }, {userInfo: { id: 3 } }, {userInfo: { id: 4 } }, {userInfo: { id: 5 } }] return _.uniqWith(arr, (a, b) => a.userInfo.id === b.userInfo.id)
filter
const arr = [{userInfo: { id: 1 } }, {userInfo: { id: 1 } }, {userInfo: { id: 2 } }, {userInfo: { id: 1 } }, {userInfo: { id: 4 } }, {userInfo: { id: 3 } }, {userInfo: { id: 4 } }, {userInfo: { id: 5 } }] return arr.filter((client, index, self) => index === self.findIndex(c => c.userInfo.id === client.userInfo.id))