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Run results for:
_.merge vs _.assign vs JS reduce
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Lodash merge
7940.7 Ops/sec
Lodash assign
8767.0 Ops/sec
Js reduce
19.8 Ops/sec
HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
var array = Array(1000).fill().map((_, index) => ({ [(Math.random() + 1).toString(36).substring(2)]: index }))
Tests:
Lodash merge
_.merge({}, ...array)
Lodash assign
_.assign({}, ...array)
Js reduce
array.reduce((acc, item) => ({...acc, ...item}), {})