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Run results for:
JS: insertBefore vs appendChild vs prepend vs insertAdjacentElement
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=578939" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.2 Mobile/15E148 Safari/604.1
Browser:
Mobile Safari 18
Operating system:
iOS 18.2
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
insertBefore
11791098.0 Ops/sec
appendChild
11576884.0 Ops/sec
prepend
7521871.5 Ops/sec
insertAdjacentElement
9484067.0 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);