Run results for: unshift vs swapping

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1 Safari/605.1.15

Browser: Safari 13

Operating system: Mac OS X 10.15.4

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
unshift	1626413.0 Ops/sec
swapping	1604.9 Ops/sec

Script Preparation code:

var arr = [...Array(10000)].map((_,i) => i)

Tests: