Run results for: getElementsByClassName last element vs getElementById as last element

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0

Browser: Firefox 130

Operating system: Linux

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
getElementsByClassName last element	2032426.5 Ops/sec
getElementById as last element	3773897.0 Ops/sec

HTML Preparation code:

<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>
<div class='test' id='final'>
  <div class='other'>
    <div class='other'>
      <a href='#'>
        Dummy
      </a>
    </div>
  </div>
</div>

Tests:

getElementsByClassName last element
var final = document.getElementsByClassName('test'); final[final.length - 1];
getElementById as last element
var final = document.getElementById('final'); final;