Run results for: Array.push( spread ) vs assign Array.concat()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36

Browser: Chrome 81

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Array.push( spread )	27929518.0 Ops/sec
Array.concat()	5212591.5 Ops/sec

Tests:

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