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Run results for:
regex full match vs regex negated vs parseInt string test
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<iframe src="https://measurethat.net/Embed?id=618106" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0
Browser:
Firefox 144
Operating system:
Linux
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
regex full match check
49575976.0 Ops/sec
parseInt check
2305327872.0 Ops/sec
regex negated check
51193584.0 Ops/sec
HTML Preparation code:
<!--your preparation HTML code goes here-->
Script Preparation code:
const testString = "1234567890" const regexFullMatch = /^\d+$/ const regexNegated = /[^\d]/
Tests:
regex full match check
const value = regexFullMatch.test(testString)
parseInt check
const value = Number.isNaN(parseInt(testString, 10))
regex negated check
const value = regexNegated.test(testString)