Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
Chrome 66
Mac OS X 10.13.4
Other
6 years ago
Test name Executions per second
Array.prototype.map 4461445.5 Ops/sec
Lodash.map 897010.5 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.js"></script>
Script Preparation code:
 
var data = [1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,1,2,3,4,5,6,7,8,];
Tests:
  • Array.prototype.map

     
    data.map(function (number) { return number * 2});
  • Lodash.map

     
    _.map(data, function (number) { return number * 2});