Run results for: Object.fromEntries - 50 items

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0

Browser: Chrome 127

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 months ago

Script Preparation code:

var list = Array.from(Array(50), (x,i) => [i,i]);

Tests:

1
const obj = {}; for (const item of list) { obj[item[0]] = item[1]; }
2
const obj = Object.fromEntries(list);
3
const obj = list.reduce((result, item) => { result[item[0]] = item[1]; return result; }, {})
4
const obj = list.reduce((result, item) => ({ ...result, [item[0]]: item[1], }), {})