Run results for: Split+join vs replace vs replaceAll

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/129.0.6668.69 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 129

Operating system: iOS 17.6

Device Platform: Mobile

Date tested: one year ago

split + join

3.8M/s

replace

3.2M/s

replaceAll

3.2M/s

View exact numbers

Test name	Executions per second
✓ split + join	3,775,050 Ops/sec
replace	3,181,504 Ops/sec
replaceAll	3,165,728 Ops/sec

Script Preparation code:

var example = 'Example 1,,;Example 2,,;Example 3,,;Example 4'

Tests:

split + join
var result = example.split(',,;').join('; ');
replace
var result = example.replace(/,,;/g, '; ')
replaceAll
var result = example.replaceAll(',,;', '; ')