Run results for: spread vs concat vs unshift

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 YaBrowser/23.1.0.2941 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 23

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
arrayUnshift123	46953.2 Ops/sec
arrayConcat123	902.9 Ops/sec
arraySpread123	177.1 Ops/sec

Script Preparation code:

var array = [1,2,3];

Tests:

arrayUnshift123
array.unshift(0);
arrayConcat123
array = array.concat([0])
arraySpread123
array = [0, ...array]

Run results for: spread vs concat vs unshift

spread vs concat vs unshift

arrayUnshift123

arrayConcat123

arraySpread123