Run results for: Object vs Map creation (forEach, reduce)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Browser: Chrome 99

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Script Preparation code:

var data = { ...Array.from(Array(10000).keys()) };

Tests:

Object forEach
const o = {} Object.entries(data).forEach(([k, v]) => { o[k] = v; });
Object reduce
Object.entries(data).reduce((acc, [k, v]) => { acc[k] = v; return acc; }, {});
Map forEach
const o = new Map() Object.entries(data).forEach(([k, v]) => { o.set(k, v); });
Map reduce
Object.entries(data).reduce((acc, [k, v]) => { acc[k] = v; return acc; }, new Map());