Run results for: Arrray.reduce + spread vs Array.flat

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36

Browser: Chrome 94

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Array.reduce + spread	4245529.0 Ops/sec
Array.flat	404085.6 Ops/sec

Tests:

Array.reduce + spread
var params = [[ 1, 2 ], [ "hello", true, 7 ]]; var other = params.reduce((acc, curr) => [...acc, ...curr], []);
Array.flat
var params = [[1, 2, params], [ "hello", true, 7 ]]; var other = params.flat();