MeasureThat.net

Run results for: String replace using regex vs string

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Mac OS X 10.15.7
Desktop
21 days ago
Test name Executions per second
replace by regex 7688162.5 Ops/sec
replace via string 10192039.0 Ops/sec
Script Preparation code:
AخA
 
var string = '-firstDeadlineReminderData__PS__assignment__PS__perEntityType__PS__Applicant__PS__hasDeadline'
var regExp = new RegExp('__PS__', 'g');
Tests:

  • replace by regex

     
    var res = string.replace(regExp, '.')

  • replace via string

     
    var res = string.split('__PS__').join('.');