Run results for: Large Array: concat vs spread vs push

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Firefox/102.0

Browser: Firefox 102

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Script Preparation code:

var arr1 = Array.from(Array(1000).keys());

Tests: