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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Browser: Chrome 125

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Substring	8926429.0 Ops/sec
Slice	8966274.0 Ops/sec
Substr	8910270.0 Ops/sec
Replace	11769024.0 Ops/sec
ReplaceAll	9157165.0 Ops/sec

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("--", "")