Run results for: JS Shift vs Pop w/ Push

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0

Browser: Firefox 147

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Pop

2K/s

Shift

406/s

View exact numbers

Test name	Executions per second
✓ Pop	2,126 Ops/sec
Shift	406 Ops/sec

Script Preparation code:

var array = [];

for(var i = 0; i < 100000; i++){array.push(Math.random());}

Tests:

Pop
for(var i = 0; i < 100000; i++) { let val = array.pop() array.push(val) }
Shift
for(var i = 0; i < 100000; i++) { let val = array.shift() array.push(val) }