Run results for: Regex extract info

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36

Browser: Chrome 110

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
regexLessPerformant	1515084.8 Ops/sec
Coding with Javascript	1981004.5 Ops/sec
regexPerformant	1623548.4 Ops/sec

Script Preparation code:

var stringList = ["Dev sprint 263" , "Dynatrace Sprint 263"];
var regexLessPerformant = /(?<version>\d{3})/;
var regexPerformant = /(?<version>\d{3})$/;

Tests:

regexLessPerformant
for(var i = 0; i < stringList.length; i++){ stringList[i].match(regexLessPerformant).groups.version; };
Coding with Javascript
for(var i = 0; i < stringList.length; i++){ var splittedBy = stringList[i].split(""); splittedBy[splittedBy.length -1] };
regexPerformant
for(var i = 0; i < stringList.length; i++){ stringList[i].match(regexPerformant).groups.version; };

Run results for: Regex extract info

regexLessPerformant

Coding with Javascript

regexPerformant