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

Run details:

User agent: Mozilla/5.0 (Android 9; Mobile; rv:84.0) Gecko/84.0 Firefox/84.0

Browser: Firefox Mobile 84

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Script Preparation code:

var array = Array.from({ length: 100 }).map((val, i) => i);

Tests: