Run results for: Object.assign vs spread operator SM

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.75 Safari/537.36

Browser: Chrome 73

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Object.assign	5216655.0 Ops/sec
Spread	3980315.0 Ops/sec

Tests:

Object.assign
const foo = { foo: 1, bar: true, baz:'baz' }; const result = Object.assign({ foo: 2, bar: false }, foo );
Spread
const foo = { foo: 1, bar: true, baz:'baz' }; const result = { foo: 2, bar: false, ...foo };