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JS regexp
(version: 1)
regex VS string.startsWith
Comparing performance of:
RegExp.text vs StartsWith.text
Created:
one year ago
by:
Registered User
Go to the latest result
Script Preparation code:
var url = '/c/category/some-stuff.html'; var regex = /^(\/nxp|\/_next\/static|\/_next\/image|\/favicon.ico)/;
Tests:
RegExp.text
if (!regex.test(url)) console.log('passed');
StartsWith.text
if (!url.startsWith('/nxp') && !url.startsWith('/_next/static') && !url.startsWith('/_next/image') && !url.startsWith('/favicon.ico')) console.log('passed');
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
RegExp.text
StartsWith.text
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 OPR/87.0.0.0
Browser/OS:
Opera 87 on Android
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=586744" width="100%" height="500px"></iframe>
RegExp.text
24K/s
StartsWith.text
23K/s
View exact numbers
Test name
Executions per second
✓
RegExp.text
23,859 Ops/sec
StartsWith.text
22,669 Ops/sec
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Test regexp vs startsWith
regex vs js testing
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