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Test regexp vs startsWith II
(version: 1)
Comparing performance of:
Using regexp vs Using startsWith
Created:
8 months ago
by:
Guest
Go to the latest result
Script Preparation code:
var regexp = /^[iv]-/gi; function test(value) { return value.toLowerCase().startsWith('i-') || value.startsWith('v-'); }
Tests:
Using regexp
regexp.test('I-dynamic-page');
Using startsWith
test('I-dynamic-page');
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Using regexp
Using startsWith
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
8 months ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36
Browser/OS:
Chrome 142 on Mac OS X 10.15.7
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Embed Benchmark Result
Using startsWith
102.6M/s
Using regexp
93.6M/s
View exact numbers
Test name
Executions per second
✓
Using startsWith
102,630,488 Ops/sec
Using regexp
93,628,272 Ops/sec
Related benchmarks
RegEx.test vs. String.includes vs. String.match
RegEx.test vs. String.toLowerCase().includes vs. String.match
RegEx.test vs. String.includes vs. String.match vs String.match(regex) for starting string
Test regexp vs startsWith
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