Run results for: Object.assign vs brackets notation

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser: Chrome 116

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Object.assign	2219760.8 Ops/sec
Brackets	308159296.0 Ops/sec

Tests:

Object.assign
const firstObject = { sampleData: 'Hello world' } const secondObject = { moreData: 'foo bar' } const finalObject = Object.assign({}, firstObject, secondObject);
Brackets
const firstObject = { sampleData: 'Hello world' } let finalObject = firstObject; finalObject['moreData'] = 'foo bar';