Run results for: Splice vs Spread vs Unshift to insert at beginning of array (fixed from slice)

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.93 Safari/537.36

Browser: Chrome 88

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Script Preparation code:

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

Tests: