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Run results for:
innerHTML vs insertAdjacentHTML vs appendChild vs insertAdjacentElement
innerHTML vs insertAdjacentHTML vs appendChild vs insertAdjacentElement
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<iframe src="https://measurethat.net/Embed?id=585064" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
Browser:
Firefox 135
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
1) innerHTML +=
25.0M/s
3) appendChild
15.8M/s
4) insertAdjacentElement
13.1M/s
2) insertAdjacentHTML
2.5M/s
View exact numbers
Test name
Executions per second
✓
1) innerHTML +=
25,025,786 Ops/sec
3) appendChild
15,765,640 Ops/sec
4) insertAdjacentElement
13,126,708 Ops/sec
2) insertAdjacentHTML
2,529,089 Ops/sec
Script Preparation code:
box1 = document.createElement("div"); box2 = document.createElement("div"); box2HTML = box2.innerHTML;
Tests:
1) innerHTML +=
box1.innerHTML += box2HTML;
2) insertAdjacentHTML
box1.insertAdjacentHTML('beforeend', box2HTML);
3) appendChild
box1.appendChild(box2);
4) insertAdjacentElement
box1.insertAdjacentElement('beforeend', box2);