Run results for: Splice vs Shift perf

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

array.shift()

34.4M/s

array.splice()

16.8M/s

View exact numbers

Test name	Executions per second
✓ array.shift()	34,394,256 Ops/sec
array.splice()	16,827,838 Ops/sec

Script Preparation code:

var array = [1, 2, 3, 4, 5, 6, 7, 8]
var itemsToRemove = 1

Tests: