Run results for: Object.assign vs destructuring

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
Object.assign	37599648.0 Ops/sec
Destructuring	77521256.0 Ops/sec

Script Preparation code:

const obj = { one: 'one' }

AخA
 
const obj = { one: 'one' }

Tests:

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