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Run results for:
isInteger vs Regexp
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<iframe src="https://measurethat.net/Embed?id=585402" 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
Test name
Executions per second
Regexp
5741349.0 Ops/sec
isInteger
156108128.0 Ops/sec
Script Preparation code:
let arr = []; const fin = Number((Math.random() * 10).toFixed()) for (let i = 0; i <= fin; i++) { arr.push(i); }
Tests:
Regexp
for (let i = 0; i <= 10; i++) { /^(?:[-+]?(?:0|[1-9]\d*))$/.test(i); }
isInteger
for (let i = 0; i <= 10; i++) { Number.isInteger(i); }