Run results for: JS: insertBefore vs prepend

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Goanna/6.3 Firefox/102.0 PaleMoon/32.4.0.1

Browser: Pale Moon (Firefox Variant) 32

Operating system: Linux

Device Platform: Desktop

Date tested: 6 months ago

Test name	Executions per second
insertBefore	547910.3 Ops/sec
prepend	507175.8 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);