Run results for: js spread vs concat vs push - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.96 Safari/537.36

Browser: Chrome 88

Operating system: Mac OS X 11.1.0

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
concat	5169590.0 Ops/sec
spread	21908400.0 Ops/sec
push	11377130.0 Ops/sec

Website performance monitoring

Tests:

concat
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].concat(params);
spread
var params = [ "hello", true, 7 ]; var other = [ 1, 2, ...params ];
push
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].push(...params);