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Run results for:
test DomParser vs Regex vs IndexIf
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<iframe src="https://measurethat.net/Embed?id=608869" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Loop
67.8M/s
Regex
15.9M/s
Dom Parser
133K/s
View exact numbers
Test name
Executions per second
✓
Loop
67,766,144 Ops/sec
Regex
15,914,583 Ops/sec
Dom Parser
133,015 Ops/sec
Tests:
Dom Parser
const html = "<html><body><div>test</div></body></html>"; const parser = new DOMParser(); const virtualDom = parser.parseFromString(html, 'text/html'); const body = virtualDom.querySelector('body');
Regex
const html = "<html><body><div>test</div></body></html>"; const pattern = /<body[^>]*>((.|[\n\r])*)<\/body>/im; const matches = pattern.exec(html); const body = matches[1];
Loop
const html = "<html><body><div>test</div></body></html>"; const start = html.indexOf('>') + 1; const end = html.lastIndexOf('</'); const body = html.slice(start, end);