Run results for: remove firstChild vs remove lastChild

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36 Edg/108.0.1462.46

Browser: Chrome 108

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
remove firstChild	16507670.0 Ops/sec
remove lastChild	16573050.0 Ops/sec

HTML Preparation code:

<div id="container">
  <div>Content</div>
  <div>Content</div>
  <div>Content</div>
</div>

Script Preparation code:

var container = document.getElementById('container');

Tests:

remove firstChild
while (container.firstChild) { container.firstChild.remove(); }
remove lastChild
while (container.lastChild) { container.lastChild.remove(); }