Run results for: String.prototype.replaceAll vs regular expression

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36 Edg/102.0.1245.39

Browser: Chrome 102

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Regular expression	1789111.8 Ops/sec
String.prototype.replaceAll	3994951.0 Ops/sec

Script Preparation code:

var dynamicParam = 'someParam';

Tests:

Regular expression
'test [[someParam]] string'.replace(new RegExp(`\\[\\[${dynamicParam}]]`, 'g'), 'replaced');
String.prototype.replaceAll
'test [[someParam]] string'.replaceAll(`[[${dynamicParam}]]`, 'replaced')

Run results for: String.prototype.replaceAll vs regular expression

Regular expression

String.prototype.replaceAll