Run results for: arr unshift vs double reverse and push

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Safari/537.36

Browser: Chrome 89

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
unshift	49903.4 Ops/sec
reverse push reverse	1565.0 Ops/sec

Script Preparation code:

var arr = [10];

Tests: