Run results for: String replace using regex vs string

Run details:

User agent: Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/135.0 Firefox/135.0

Browser: Firefox Mobile 135

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

replace by regex

3.5M/s

replace via string

2.2M/s

View exact numbers

Test name	Executions per second
✓ replace by regex	3,525,309 Ops/sec
replace via string	2,170,886 Ops/sec

Script Preparation code:

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

Tests: