Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Safari/537.36
Chrome 89
Mac OS X 10.14.6
Desktop
3 years ago
Test name Executions per second
lodash 7.0 Ops/sec
native 5.8 Ops/sec
HTML Preparation code:
AخA
 
1
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
 
var data = Array(1000000).fill({ a: 'a', b: 1 });
Tests:
  • lodash

     
    _.chain(data).map(x => `${x.a}_${x.b}`).join(',').value()
  • native

     
    data.map(x => `${x.a}_${x.b}`).join(',')