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Run results for:
lodash keyBy beforehand access vs lodash find vs js find
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=604769" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser:
Chrome 135
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
keyby done beforehand
119802832.0 Ops/sec
lodash find
1535.4 Ops/sec
js find
1445.3 Ops/sec
HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script>
Script Preparation code:
const array = _.shuffle([...Array.from({ length: 100000 }, () => ({ a: crypto.randomUUID() })), {a:'1'}]); const a = _.keyBy(array, 'a')
Tests:
keyby done beforehand
const b = a['1']
lodash find
const b = _.find(array, {a:'1'})
js find
const b = array.find((el) => el.a === '1')