Run results for: JS Split VS RegExp

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

RegExp

15.8M/s

Split

12.3M/s

View exact numbers

Test name	Executions per second
✓ RegExp	15,790,837 Ops/sec
Split	12,315,885 Ops/sec

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:

Split
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ const hasSubdomain = (hostname) => { return hostname.split('.').length > 2; }; hasSubdomain('pixel.barion.com');
RegExp
const hasSubdomain = (hostname) => { return /^[^.]+\.[^.]+\./.test(hostname); }; hasSubdomain('pixel.barion.com');