Run results for: replaceAll vs regex replace

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:106.0) Gecko/20100101 Firefox/106.0

Browser: Firefox 106

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

replace regex

1.4M/s

replace All

514K/s

View exact numbers

Test name	Executions per second
✓ replace regex	1,353,037 Ops/sec
replace All	513,883 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(" ", "+");