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.test vs .startsWith
(version: 1)
Comparing performance of:
Regex vs startsWith
Created:
2 months ago
by:
Guest
Go to the latest result
Tests:
Regex
const testString = 'QualtricsEOS|SV_7amJ2Dww8cWdtQh | FS_2zd0QZhebl4cRHT'; (/^QualtricsEOS\|(SV_[0-9a-zA-Z]{11,15})\|(FS_[0-9a-zA-Z]{11,15})$/).test(testString);
startsWith
const testString = 'QualtricsEOS|SV_7amJ2Dww8cWdtQh | FS_2zd0QZhebl4cRHT'; testString.startsWith('QualtricsEOS');
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
Regex
startsWith
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
2 months ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36
Browser/OS:
Chrome 147 on Windows
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=628693" width="100%" height="500px"></iframe>
startsWith
56.9M/s
Regex
16.3M/s
View exact numbers
Test name
Executions per second
✓
startsWith
56,916,992 Ops/sec
Regex
16,291,930 Ops/sec
Related benchmarks
Regex vs startsWith
String.includes vs String.match 2
String.includes vs Regex.test
starts/endswith vs regex.test
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