Run results for: Array.prototype.slice vs spread operator 2D

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Browser: Chrome 128

Operating system: Windows

Device Platform: Desktop

Date tested: 3 months ago

Test name	Executions per second
Array.prototype.slice	14503165.0 Ops/sec
spread operator	11133719.0 Ops/sec

Tests:

Array.prototype.slice
var params = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var ans = []; for (let i = 0; i < params.length; i++) { ans.push(params[i].slice()); }
spread operator
var params = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var ans = []; for (let i = 0; i < params.length; i++) { ans.push([...params[i]]); }