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Run results for:
test DomParser vs Regex vs IndexIf
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<iframe src="https://measurethat.net/Embed?id=597826" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1
Browser:
Mobile Safari 18
Operating system:
iOS 18.3.2
Device Platform:
Mobile
Date tested:
one year ago
Regex
113.9M/s
Loop
66.0M/s
Dom Parser
311K/s
View exact numbers
Test name
Executions per second
✓
Regex
113,892,824 Ops/sec
Loop
65,998,076 Ops/sec
Dom Parser
311,179 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);