Benchmark: Regex starts with A or B vs startsWith

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>

Previous results

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

View result in a separate tab

Test name	Executions per second
search	99271736.0 Ops/sec
startsWith	41051276.0 Ops/sec

Related benchmarks:

Regex starts with A or B vs startsWith (version: 1)

Comparing performance of: search vs startsWith

Created: one year ago by: Guest

Jump to the latest result

search

startsWith

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A