Run results for: JS: insertBefore vs prepend

Run details:

User agent: Mozilla/5.0 (X11; CrOS aarch64 13597.84.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.95 Safari/537.36

Browser: Chrome 113

Operating system: Chrome OS 13597.84.0

Device Platform: Desktop

Date tested: 9 months ago

Test name	Executions per second
insertBefore	146911.6 Ops/sec
prepend	155436.1 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var container = document.getElementById("container");
var paragraph = document.createElement("p");

Tests:

insertBefore
container.insertBefore(paragraph, container.firstChild);
prepend
container.prepend(paragraph);