Run results for: Array.prototype.concat vs spread operator 54321

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.181 Safari/537.36

Browser: Chrome 66

Operating system: Mac OS X 10.14.0

Device Platform: Desktop

Date tested: 6 years ago

Test name	Executions per second
Spread operator	440371.0 Ops/sec
Push	566465.1 Ops/sec

Tests:

Spread operator
const imageIds = []; for(let i=0; i<8/2; i++) { const value = Math.floor(Math.random() * 100) imageIds.push(value); } var other = [...imageIds, ...imageIds]
Push
const imageIds = []; for(let i=0; i<8/2; i++) { const value = Math.floor(Math.random() * 100) imageIds.push(value); imageIds.push(value); }