Run results for: clear element using replaceChildren vs removeChild

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36

Browser: Chrome 147

Operating system: Linux

Device Platform: Desktop

Date tested: 2 months ago

removeChild

70.5M/s

replaceChildren

6.7M/s

View exact numbers

Test name	Executions per second
✓ removeChild	70,465,952 Ops/sec
replaceChildren	6,668,438 Ops/sec

HTML Preparation code:

<div id="container">
  <div>Foo</div>
  <div>Bar</div>
</div>

Script Preparation code:

const container = document.getElementById("container");

Tests:

removeChild
while (container.firstChild) { container.removeChild(container.firstChild); }
replaceChildren
container.replaceChildren()