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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:85.0) Gecko/20100101 Firefox/85.0

Browser: Firefox 85

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
concat	8279400.5 Ops/sec
spread	6720981.5 Ops/sec
push	4302339.5 Ops/sec

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);