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Run results for:
JS: insertBefore vs appendChild vs prepend vs insertAdjacentElement
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<iframe src="https://measurethat.net/Embed?id=620483" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:144.0) Gecko/20100101 Firefox/144.0
Browser:
Firefox 144
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
6 months ago
Test name
Executions per second
insertBefore
13907.7 Ops/sec
appendChild
9229.2 Ops/sec
prepend
14059.9 Ops/sec
insertAdjacentElement
18186.8 Ops/sec
HTML Preparation code:
<div id="container"></div>
Script Preparation code:
var container = document.getElementById("container"); var paragraph = document.createElement("p");
Tests:
insertBefore
container.insertBefore(paragraph, null);
appendChild
container.appendChild(paragraph);
prepend
container.prepend(paragraph);
insertAdjacentElement
container.insertAdjacentElement('afterbegin', paragraph);