Run results for: Push vs Concat vs Spread Operator - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Firefox/78.0

Browser: Firefox 78

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Push	62657152.0 Ops/sec
Concat	10078987.0 Ops/sec
Spread Operator	10404539.0 Ops/sec

Tests:

Push
var arr = [ "hello", true, 7 ]; arr.push(1);
Concat
var arr = [ "hello", true, 7 ]; arr = arr.concat(1);
Spread Operator
var arr = [ "hello", true, 7 ]; arr = [...arr, 1];

;