Run results for: Slice vs spread vs slice(0) 10k items 2024

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 26 days ago

Tests:

slice()
var original = Array.from({ length: 10000 }, (_, index) => ({ id: index })); var copy = original.slice();
...spread
var original = Array.from({ length: 10000 }, (_, index) => ({ id: index })); var copy = [...original];
slice(0)
var original = Array.from({ length: 10000 }, (_, index) => ({ id: index })); var copy = original.slice(0);