Run results for: Object.assign vs destructuring

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Browser: Firefox 136

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Object.assign

19.2M/s

Destructuring

18.1M/s

View exact numbers

Test name	Executions per second
✓ Object.assign	19,201,438 Ops/sec
Destructuring	18,080,626 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; }};