Run results for: Splice vs Spread vs Unshift vs Push to insert at beginning of array

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0

Browser: Firefox 102

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Script Preparation code:

var array = Array.from({ length: 2000 }).map((val, i) => i);

Tests: