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Run results for:
createElement vs cloneNode
Faster way to create new dom elements before insertion
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<iframe src="https://measurethat.net/Embed?id=536879" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6.1 Safari/605.1.15
Browser:
Safari 15
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
cloneNode
55/s
createElement
38/s
View exact numbers
Test name
Executions per second
✓
cloneNode
55 Ops/sec
createElement
38 Ops/sec
Tests:
createElement
var list = [], n = 0; while(true) { n++; list.push(document.createElement('div')); if(n===100000) break; }
cloneNode
var list = [], n = 0, node = document.createElement('div'); while(true) { n++; list.push(node.cloneNode(true)); if(n===100000) break; }