Run results for: Array `concat` vs `push` vs Spread operator

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:66.0) Gecko/20100101 Firefox/66.0

Browser: Firefox 66

Operating system: Mac OS X 10.13

Device Platform: Desktop

Date tested: 5 years ago

Tests:

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