Run results for: unshift vs concat vs spread vs slice of item to array

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:108.0) Gecko/20100101 Firefox/108.0

Browser: Firefox 108

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Script Preparation code:

var originalArray = ["Taco", "Hamburger", "Hot Dog", "Chicken", "Pizza",1, 2, 3, 4, 5, 6, 7, 8];
var newValue = "Veal";

Tests: