Run results for: String replace using regex vs string

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

replace by regex

6.8M/s

replace via string

4.9M/s

View exact numbers

Test name	Executions per second
✓ replace by regex	6,772,813 Ops/sec
replace via string	4,905,552 Ops/sec

Script Preparation code:

var string = '-firstDeadlineReminderData__PS__assignment__PS__perEntityType__PS__Applicant__PS__hasDeadline'
var regExp = new RegExp('__PS__', 'g');

Tests: