MeasureThat.net

Run results for: _.isEmpty vs Array.length

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Run details:
Mozilla/5.0 (Linux; Android 9; ONEPLUS A5010) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.116 Mobile Safari/537.36
Chrome Mobile 79
Android
Mobile
5 years ago
Test name Executions per second
_.isEmpty 1105550.9 Ops/sec
Array.length 2696198.2 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.min.js"></script>
Script Preparation code:
 
window.arr = [];
Tests:

  • _.isEmpty

     
    _.isEmpty(window.arr);

  • Array.length

     
    window.arr.length === 0;