Run results for: Spread operator vs Object.assign

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1 Safari/605.1.15

Browser: Safari 13

Operating system: Mac OS X 10.15.4

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Object.assign	3581822.8 Ops/sec
spread operator	1990625.6 Ops/sec

Tests:

Object.assign
var params = { b:"hello", c: true, d:7 }; var other = Object.assign({ a: 2 }, params);
AخA

var params = { b:"hello", c: true, d:7 };
var other = Object.assign({ a: 2 }, params);
spread operator
var params = { b:"hello", c: true, d:7 }; var other = { a: 2, ...params };
var params = { b:"hello", c: true, d:7 };
var other = { a: 2, ...params };