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Regex starts with A or B vs startsWith
(version: 1)
Comparing performance of:
search vs startsWith
Created:
one year ago
by:
Guest
Go to the latest result
HTML Preparation code:
<!--your preparation HTML code goes here-->
Script Preparation code:
/*your preparation JavaScript code goes here To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/ async function globalMeasureThatScriptPrepareFunction() { // This function is optional, feel free to remove it. // await someThing(); }
Tests:
search
const value = "fromDate"; return value.startsWith("from");
startsWith
const value = "fromDate"; return value.search(/^(from|to)/);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
search
startsWith
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser/OS:
Chrome 131 on Mac OS X 10.15.7
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=580846" width="100%" height="500px"></iframe>
search
99.3M/s
startsWith
41.1M/s
View exact numbers
Test name
Executions per second
✓
search
99,271,736 Ops/sec
startsWith
41,051,276 Ops/sec
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