Run results for: Array.prototype.slice(0) vs spread operator 99999

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.1.1 Safari/605.1.15

Browser: Safari 12

Operating system: Mac OS X 10.14.5

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Array.prototype.slice	7067.3 Ops/sec
spread operator	3976.5 Ops/sec

Script Preparation code:

var params = [];
for (let step = 0; step < 99999; step++) {
  params.push(step);
}

Tests: