Run results for: Array.prototype.concat vs spread operator vs push vs spread 2 vs spread 3

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:62.0) Gecko/20100101 Firefox/62.0

Browser: Firefox 62

Operating system: Mac OS X 10.13

Device Platform: Desktop

Date tested: 5 years ago

Tests:

Array.prototype.concat
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].concat(params);
spread operator
var params = [ "hello", true, 7 ] var other = [ 1, 2, ...params ]
Push
var params = [ "hello", true, 7 ]; params.push(1); params.push(2);
spread operator 2
var params = [ "hello", true, 7 ]; params.push(...[1, 2]);
spread operator 3
var params = [ "hello", true, 7 ]; [1, 2].push(...params);