HTML Preparation code:
AخA
 
1
<div id="fir" class="hi">
2
  <div id='no' class="ss">
3
    <div id='ff' class="fox">
4
      <button class="target"></button>
5
      <button class="target"></button>
6
      <button class="target"></button>
7
    </div>
8
  </div>
9
</div>
Script Preparation code:
 
var cache = {};
Tests:
  • uncached

     
    var el = document.querySelectorAll('target');
  • cached

     
    var el = cache['target'];
    if (!el) {
        el =  document.querySelectorAll('target');
        cache['target'] = el;
    }
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    uncached
    cached

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 4 days ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Chrome 136 on Windows
View result in a separate tab
Test name Executions per second
uncached 3183545.5 Ops/sec
cached 99460488.0 Ops/sec