Run results for: Object.assign vs destructuring

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:144.0) Gecko/20100101 Firefox/144.0

Browser: Firefox 144

Operating system: Windows

Device Platform: Desktop

Date tested: 9 months ago

Object.assign

20.9M/s

Destructuring

18.9M/s

View exact numbers

Test name	Executions per second
✓ Object.assign	20,876,886 Ops/sec
Destructuring	18,895,088 Ops/sec

Script Preparation code:

const obj = { one: 'one' }

Tests:

Object.assign
const res = Object.assign({}, { toString: function() { return this.one; }});
Destructuring
const res = {...obj, toString: function() { return this.one; }};