Run results for: kitesurfing is cool - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Browser: Chrome 89

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
one	26086052.0 Ops/sec
two	12288592.0 Ops/sec
three	4231529.5 Ops/sec

Tests:

one
var item = {id:1}; var arr = [{id:3},{id:4}]; arr.push(item);
two
var item = {id:1}; var arr = [{id:3},{id:4}]; arr = [...arr,item];
three
var item = {id:1}; var arr = [{id:3},{id:4}]; arr.concat([item])