Run results for: spread vs concat vs unshift

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:139.0) Gecko/20100101 Firefox/139.0

Browser: Firefox 139

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

arrayUnshift123

586K/s

arrayConcat123

69/s

arraySpread123

14/s

View exact numbers

Script Preparation code:

var array = [1,2,3];

Tests: