Run results for: .slice vs .replace

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
.slice	201437.1 Ops/sec
.replace	197145.8 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"))