Run results for: .slice vs .replace

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/113.0

Browser: Firefox 113

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 11 months ago

Test name	Executions per second
.slice	122757.1 Ops/sec
.replace	127210.7 Ops/sec

Tests:

.slice
let date1 = "2020-04-10 21:15:44 UTC" console.log(date1.slice(0,-4))
.replace
let date1 = "2020-04-10 21:15:44 UTC" console.log(date1.replace(" UTC", "Z"))