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Run results for:
Javascript: Case insensitive string comparison
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<iframe src="https://measurethat.net/Embed?id=497005" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
toLowerCase()
8.4M/s
toLowerCase() FAIL
8.4M/s
Regex FAIL
3.3M/s
Regex
3.2M/s
View exact numbers
Test name
Executions per second
✓
toLowerCase()
8,437,775 Ops/sec
toLowerCase() FAIL
8,388,732 Ops/sec
Regex FAIL
3,258,122 Ops/sec
Regex
3,195,740 Ops/sec
Script Preparation code:
var a = "soFt" var b = "Software Development" var c = "doFt"
Tests:
toLowerCase()
a.toLowerCase() === b.toLowerCase()
Regex
const re = new RegExp(a, "gi") re.test(b)
toLowerCase() FAIL
c.toLowerCase() === b.toLowerCase()
Regex FAIL
const re = new RegExp(c, "gi") re.test(b)