Run results for: replaceAll vs regex replace

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 YaBrowser/25.12.0.0 Safari/537.36

Browser: Yandex Browser 25

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 6 months ago

replace regex

13.0M/s

replace All

6.4M/s

View exact numbers

Test name	Executions per second
✓ replace regex	12,974,745 Ops/sec
replace All	6,432,471 Ops/sec

Script Preparation code:

String.prototype.replaceAll = function(search, replacement) {
    var target = this;
    return target.replace(new RegExp(search, 'g'), replacement);
};

Tests:

replace regex
"this is it".replace(/ /g, "+");
replace All
"this is it".replaceAll(" ", "+");