Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/117.0
Firefox 117
Windows
Desktop
one year ago
Test name Executions per second
Round floating number using lodash round function 1478.3 Ops/sec
Round float number with Math.round 2294264.8 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 x = Math.random() * 100;
Tests:
  • Round floating number using lodash round function

     
    for (var i = 0; i < 1000; i++) {
      _.round(x, 2);
    }
  • Round float number with Math.round

     
    for (var i = 0; i < 1000; i++) {
       Math.round(x * 100) / 100
    }