Run results for: Array.prototype.slice vs spread operator

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.20 Safari/537.36 OPR/90.0.4480.24 (Edition beta)

Browser: Opera 90

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Array.prototype.slice	41095744.0 Ops/sec
spread operator	23642536.0 Ops/sec

Tests:

Array.prototype.slice
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].slice();
spread operator
var params = [ "hello", true, 7 ] var other = [ ...params ]

Run results for: Array.prototype.slice vs spread operator

Compare the new ES6 spread operator with the traditional slice() method

Array.prototype.slice

spread operator