Run results for: test array filter vs object destructure

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

fn arr

10.7M/s

fn obj

6.5M/s

View exact numbers

Test name	Executions per second
✓ fn arr	10,688,915 Ops/sec
fn obj	6,513,594 Ops/sec

HTML Preparation code:

..

Script Preparation code:

    var ka = ['id', 'token', 'family', 'grade', 'hex'];
    var ko = {
      id: undefined,
      token: undefined,
      family: undefined,
      grade: undefined,
      hex: undefined
    };

    var k = 'token';

Tests:

fn arr
const fl = function(e) { return e !== k }; const fna = function(ka) { return ka.filter(fl) }; fna(ka);
fn obj
const fno = function(ko) { const {[k]: _, ...rest} = ko; return Object.keys(rest); }; fno(ko);