MeasureThat.net

Run results for: JS object merge testing

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Chrome 134
Mac OS X 10.15.7
Desktop
8 days ago
Test name Executions per second
lodash merge 11168914.0 Ops/sec
object.assign 52315848.0 Ops/sec
spread 38602220.0 Ops/sec
lodash assign 16550692.0 Ops/sec
HTML Preparation code:
AخA
 
1
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js'></script>
Script Preparation code:
 
var a = {
    a: 'oh',
    b: 'my'
};
var b = {
    c: 'goddess'
};
Tests:

  • lodash merge

     
    var c = _.merge(a, b);

  • object.assign

     
    var c = Object.assign(a, b);

  • spread

     
    var c = { ...a, ...b };

  • lodash assign

     
    var c = _.assign(a, b);