Run results for: Function arguments list vs object

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

List

79.1M/s

Object

25.9M/s

View exact numbers

Test name	Executions per second
✓ List	79,051,704 Ops/sec
Object	25,874,720 Ops/sec

Script Preparation code:

var input = { foo: 1, bar: 2 };

Tests:

List
const foo = (bar, qux) => null; const { bar, qux } = input; foo(bar, qux);
Object
const foo = ({ bar, qux }) => null; const { bar, qux } = input; foo({ bar, qux });