Run results for: Array.prototype.concat vs spread operator not new array

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.75 Safari/537.36

Browser: Chrome 77

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Array.prototype.concat	3002786.0 Ops/sec
spread operator	7518330.0 Ops/sec

Tests:

Array.prototype.concat
var a = [ "hello", true, 7 ]; var b = [ "hello", true, 7 ]; var c = a.concat(b);
spread operator
var a = [ "hello", true, 7 ]; var b = [ "hello", true, 7 ]; var c = [ ...a, ...b ];