Run results for: spread vs unshift

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Browser: Chrome 139

Operating system: Linux

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
spread	1760.0 Ops/sec
unshift	59899.6 Ops/sec

Script Preparation code:

var arr = Array(86400).fill('');

Tests: