Run results for: Javascript slice vs substring vs replace vs replaceall - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/109.0

Browser: Firefox 109

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Substring	97149470.0 Ops/sec
Slice	96844510.0 Ops/sec
Substr	103353900.0 Ops/sec
Replace	26076270.0 Ops/sec
ReplaceAll	24930890.0 Ops/sec

Website performance monitoring

Script Preparation code:

var text = '--bing';

Tests:

Substring
text = text.substring(2, text.length);
Slice
text = text.slice(2, text.length);
Substr
text = text.substr(2, text.length);
Replace
text = text.replace("--", "")
ReplaceAll
text = text.replaceAll("--", "")